Vetek Weighing AB JWL Service Manual. Service Manual. May not be reproduced in any form without written permission PAGE 0

Transcription

1 JWL Series Service Manual May not be reproduced in any form without written permission PAGE 0

2 I. Contents Assembly drawing Explosive view (JWL) List of parts (JWL) Block diagram of electronic structure 4 4 Wiring diagram 5. Troubleshooting procedure 6 Troubleshooting flow 6 Troubleshooting table 7 Confirmation of application environment 7 4 Simple inspection of electric circuit 8 5 Performance inspection 8. Maintenance and setting 9 Maintenance flow 9 Model setting 9 4. Setting of parameters 0 4 Parameter setting 0 4 Description of parameter values 4 Unit setting 5. Linear calibration 7 6. Single point calibration 9 7. Error message list 8. External interface 8 RTC function setting 8 Signal output pins of three-in-one board 4 8 Single option Two options RS output format 6 9. Others 8 0. Circuit diagram 4 0 CPU, peripheral and other circuits 4 0 LCD circuit 4 0 Applicable mainboard version and software version 4 May not be reproduced in any form without written permission PAGE

3 Explosive view. Assembly Drawing May not be reproduced in any form without written permission PAGE

4 - List of parts No. Name Quantity Part No. Material No. xm JWL-Chinese JWL front panel xm key JWL xm level meter JWL xm(4mm) 4 Xm transformer JPL Xm switch JWL xm 6 Xm power socket JWL xm semi-finished JPL xm JWL board 8 Xm lower cover JWL xm lower support JWL Xm screw for JPL xm transport protection Xm rubber levelers 4 JWL xm RS board JCL xm - xm sensor - Chung JWL xm Yuen k - xm sensor - Chung Yuen 5k JWL xm sensor- Chung JWL Yuen 0k -4 xm sensor - Chung JWL Yuen 0k -5 xm sensor - Chung JWL Yuen 40k 4 Xm storage cell JWL xm 5 Xm cell cover JWL Xm rear PCB JPL xm upper support JWL xm upper cover JWL xm rear panel JWL xm plastic JCL down-warped pan xm stainless steel down-warped pan JCL May not be reproduced in any form without written permission PAGE

5 Block diagram of electronic structure May not be reproduced in any form without written permission PAGE 4

6 4 Wiring diagram( 圖中中文應去除 ) May not be reproduced in any form without written permission PAGE 5

7 . Troubleshooting Procedure Troubleshooting flow START LED acts or not LCD, backlight, buzzer, No Yes LCD displays completely or not No Check battery wiring for loosening No Yes Check, repair machine board or replace it Connect battery wiring Check battery for damage or power failure No Confirm application environment Yes LCD display status Charge or replace battery Check power supply switch for failure Yes LCD display Err5 No Can zero or not Cannot zero or STABLE flashes Can it work or be charged with AC power supply Replace power supply switch No No Check for AD internal COUNT value Check AD COUNT value for instability, replace machine board, and repair, interference exists or not Yes Display weight Object interference exists near scale pan or not No Yes Charge or replace battery Replace machine board and repair Yes Adjust AD value Can weigh or not No Replace machine board, and repair Transport protective screw is disassembled or not No No Check, repair machine board or replace it No Yes Zero point, weighing is stable or not or replace LOAD-CELL Yes Yes Recalibrate zero point Remove transport protector Replace machine board, and repair, interference exists or not Yes Keys are normal or not No No Replace machine board and repair Yes Weight display can display to MAX+9e or not Yes Check machine board or replace KEYBOARD Remove interfering object Check transformer for damage Yes Replace transformer Weight is accurate or not No Yes Linear calibration No Linearity is good or not Linear calibration Yes Unbalanced load is normal or not No No Yes Residual creep exists or not Correct error at the four corners Performance and function test Yes Check LOAD-CELL for failure May not be reproduced in any form without written permission PAGE 6

8 Troubleshooting table Error message LCD, backlight board or buzzer does not work AC current or cell can t be used. Err5 Cell sign Instable indication Bad linearity. Cell or transformer fault. Power switch fault. Power circuit fault 4. LCD or related LCD circuit fault Causes 5. Backlight board or backlight related circuit fault 6. Buzzer fault or buzzer circuit fault 7. CPU or oscillating circuit fault. Power socket fault. Transformer fault. Cell fault 4. Power circuit fault 5. Main board fault. Overload (max weighing +9e). Too high or inaccurate calibrated COUNT value.. Insufficient cell voltage or cell failure. Main board fault. The pan is interfered by any article.. There is strong wind or vibration nearby.. The cell voltage is insufficient. 4. There is external electromagnetic interference.. The pan is interfered by any article.. Bad L/C Confirmation of the application environment a. Is there a strong wind in the workplace? b. Is there vibration or instability in the workplace? c. Is there any article on the pan? d. Is the stainless steel pan placed on the tray? e. Has the screw for transport protection been removed? f. Is the scale set on a horizontal plane? 4 Simple inspection of electric circuit a. Check if the power supply is normal May not be reproduced in any form without written permission PAGE 7

9 . Is the voltage 5V at both E+ and E- terminals? Check whether the CPU supply is normal. b. Check the signal input. Check if the outputs from S+ and S- terminals to G change in accordance with the weight on the pan. c. Check the digital signals () Check if there is oscillation in Y s output pin. () Check if there is oscillation in Y s output pin. 5 Performance Inspection a. Repetitiveness Put the weight of two thirds of the load on the pan for five times, the indication difference between different times should be less than or equal to one division value. b. Unbalanced loading error Put the weight of one third of the load on the pan (as shown in the figure). Check if the figure is precise. The indication difference between the four corners should be less than or equal to one division value. a e c b d c. Linearity Load conditions Idle ~ one third of the load One third of the load ~ two thirds of the load Two thirds of the load ~ full load Permissible error 0 e e e May not be reproduced in any form without written permission PAGE 8

10 . Maintenance and Setting Maintenance flow Change LOAD-CELL Model setting Refer to Page 9 Linear calibration Refer to Page 7 Single point calibration Refer to Page 9 Parameter setting Refer to Page 0 Performance inspection Refer to Page 8 Model setting Model setting: Press MR to turn on the unit (the LCD will display.0000) and then press UNIT to select the unit model (for example:.50000,.0000, , , , ). Press G/N and the unit will display diu-0 and enter accuracy selection. Press UNIT to select from diu-0 (/0000), diu-0 (/5000), diu-0(/6000), diu-04 (/000), etc. and then press G/N to store the setting and return to the weighing mode. May not be reproduced in any form without written permission PAGE 9

11 4- Parameter setting 4. Setting of Parameters (). In weighing mode, press and hold down for s or press and release it till the unit is on. will appear first and then a parameter value such as will appear, accompanied by an auxiliary sign. (). Use or to select the parameter items (as shown in the table below). (). Use or to select the values of parameters. (4). When the setting is completed, press to store the setting and return to the weighing mode. May not be reproduced in any form without written permission PAGE 0

12 4- Description of parameter values Item Function Display Description P00 Automatic turn-off will be executed when the weight is smaller than 9 divisions. P0 Buzzer beep P0 Printer selection P0 RS- transmission rate No setting 5 min 0 min 0 min 60 min 90 min There will be an acoustic warning when the weight of the material is between the preset upper and lower limits (including the upper and lower limits). There will be an acoustic warning when the weight of the material is beyond the preset upper and lower limits and the weight is more than 0 divisions. There will be an acoustic warning when the weight of the material is less than the preset lower limit and the weight is more than 0 divisions. There will be an acoustic warning when the weight of the material exceeds the preset upper limit. PC output Dot-matrix Automatic sticking, paper size: 5cm*cm Automatic sticking, paper size: 5cm*cm Automatic sticking, paper size: 5cm*cm The transmission rate is 400 The transmission rate is 4800 May not be reproduced in any form without written permission PAGE

13 The transmission rate is 9600 P04 Turn-on or off of the weight check memory P05 Parity check P06 Backlight selection Automatic turn-on of the check mode when the unit is turned on next time. No automatic turn-on of the check mode when the unit is turned on next time. No parity. The parity can be odd or even. Backlight display will be on for the whole process No backlight display Backlight display will be on when the weight is greater than 9 divisions. Manual printing P07 Printing mode selection Stable printing (the next printing will be made only when the indication is returned to zero.) Continuous printing Worst vibration resistance P08 Filter grade selection Average vibration resistance Good vibration resistance Best vibration resistance P09 Zero indication range No restriction on the zero indication May not be reproduced in any form without written permission PAGE

14 At a zero indication, only when at least divisions or above is put on the pan will a value be indicated. P0 Factory initialized setting At a zero indication, only when at least divisions or above is put on the pan will a value be indicated. At a zero indication, only when at least 4 divisions or above is put on the pan will a value be indicated. At a zero indication, only when at least 5 divisions or above is put on the pan will a value be indicated. At a zero indication, only when at least 6 divisions or above is put on the pan will a value be indicated. It is a factory set value. P Unit setting The specific operation is as follows: 4- Unit setting (). Mode : press to turn on the unit till the left picture appears. Mode : in the weighing May not be reproduced in any form without written permission PAGE

15 mode, press for about s, press or to select the parameter P and press to enter the left picture with the lower left corner. appearing on (). Press to select the unit from g\ kg\ lb\ jin-liang for the scale. (). Press to store the selection and switch to the setting of unit for use, with left corner. appearing on the lower (4). Press to switch the unit for use. Press to select turn-on or turn-off of this unit. May not be reproduced in any form without written permission PAGE 4

16 (5). Press to store the selection and switch to the memory unit of the scale, with lower left corner. appearing on the (6).Press and select YES (the unit will be the previously used one when the scale is turned on) or NO (the unit will be a newly set one when the scale is turned on). (7).Press to store the selection and return to the weighing mode. Note: If the unit setting is accessed from the parameter options or by Mode, press to store the selection and then press to return to the weighing mode. May not be reproduced in any form without written permission PAGE 5

17 5. Linear Calibration If the linear calibration is made, there is no need to make the single point calibration. If the sensor has a good linearity, make the single point calibration directly. ().Press to turn on the unit and release the key when appears on the LCD, the linear calibration mode is entered. ().Press to do the zero point calibration and wait for ON 0 to appear (No weight is put on the pan at this time). (). Wait till ON flickers on the LCD and put on the weight / of the full load. For example, / of the weighing 0kg is 0kg. May not be reproduced in any form without written permission PAGE 6

18 (4). Wait till ON flickers on the LCD and put on the weight / of the full load. For example, / of the weighing 0kg is 0kg. (5). Wait till ON flickers on the LCD and put on the weight of the full load. (6). Wait till PASS appears. Now, take away the load from the pan. (7).Press to return to the weighing mode. May not be reproduced in any form without written permission PAGE 7

19 6. Single Point Calibration( 底下少圖 ) ().Press to turn on the unit and release the key when appears, the single point calibration mode is entered. (). Press and wait till ZERO flickers. Now make the single point calibration. (). Wait till a value appears and the most right digit flickers. Press or flicker right or left. to move the (4). Press or to alter the value. (5). After the setting, put a corresponding weight on the pan and press. When the LCD flickers, make the single point calibration. May not be reproduced in any form without written permission PAGE 8

20 (6). Wait till PASS appears. Now, take away the load from the pan. (7). Press to return to the weighing mode. May not be reproduced in any form without written permission PAGE 9

21 7. Error Message List Error message Possible causes Solutions E0 no.samp No PCS sampling Press to make the sampling. E04 EE.ERR E05 out.ran EEPROM reading error Overload (max weighing+9 divisions) Re-weld the EEPROM or contact the service department. Take away the overload. E07 E.Lo>Hi The upper limit set for the weight check is lower than the lower limit. Press to correct the setting of HI/LO. E08 CK.UNIT The unit set for the weight Close the weight check or re-set check is not the same as the the value of HI /LO. current unit. EU.nit Interference between the accumulation units Return to the last accumulation unit or re-do the accumulation. May not be reproduced in any form without written permission PAGE 0

22 8. External Interface If an external interface is needed, please select a three-in-one board, which combines RTC (time display),rs- and Relay (weight check) on one circuit board. Only by selecting this board can the three functions be realized. After a three-in-one board is selected, a setting should be made on the scale for time display if necessary. 8-. RTC function setting (). Press for s till time display appears, with the lower left corner. on (). Press or to switch to date-month or year display. Note: For time/date setting, skip to Step and for returning to the weighing mode, press. (). Press to enter the setting for the current time and the last digit for second will flicker, with appearing on the lower left corner, representing that the first digit from right to left can be altered. May not be reproduced in any form without written permission PAGE

23 (4). Press to move between the digits and a corresponding digit will flicker when the movement is made from right to left. Now, press or or decrease the value. to increase Note: You may press or to switch to the setting for date-month or year. (5). Press to complete the time setting and display the time/date that is already set. To return to the weighing mode, press Note: This time/date setting should be made again when the scale is turned on next time if a three-in-one board is not selected for the scale. May not be reproduced in any form without written permission PAGE

24 8- Signal output pins of three-in-one board 8- Single option 8-- Printer output Parameter setting (). In weighing mode, press for about s or press and release it when the scale is turned on. will first appear and then a parameter value such as and also an auxiliary sign. May not be reproduced in any form without written permission PAGE

25 ().Use or to select a parameter item such as PO7. Press or to select the parameter value, with the printing modes including / /. (). Follow Step () to select the parameter item P0, with the printing modes including / / /. (4). Follow Step () to select the parameter item P0, selecting the Baud rate of. Wire connecting the scale and the printer Wire connecting ZEBRA Wire connecting SH-4 That is the commonly used 9male ~5male RS connecting wire. That is the commonly used 5male~5 male RS connecting wire. You have to exchange by yourself the pin with the pin May not be reproduced in any form without written permission PAGE 4

26 at one end of the wire bought. Wire connecting BP545D Wire connecting GODEX That is the commonly used 9male ~5male RS connecting wire. That is the commonly used 9male ~5male RS connecting wire. 8-- PC output Parameter setting (). In weighing mode, press for about s or press and release it when the scale is turned on. will first appear and then a parameter value such as and also an auxiliary sign. (). Use or to select a parameter item such as PO7. Press or to May not be reproduced in any form without written permission PAGE 5

27 select the parameter value, with the printing modes including / /. (). Follow Step () to select the parameter item P0, with the printing mode selected as. (4). Follow Step () to select the parameter item P0, selecting the Baud rate from / /. (5).When the setting is completed, press to store the setting and return to the weighing mode. Wire connecting the scale and the PC How to use a PC to receive the weighing information? () Use the connecting wire as shown in the following figure to connect the scale and the PC. () Set the printing mode as continuous. () Now, the scale will output the data to the PC. (Of course, you must have a receiving program at the PC end.) May not be reproduced in any form without written permission PAGE 6

28 That is the commonly used 9 female ~5male RS connecting wire. You have to exchange by yourself the pin with the pin at one end of the wire bought. Note: The hollow dots represent that the connectors are male and the black dots, female. 8-- Warning light connection for use Parameter setting of beeps for weight check: (). In weighing mode, press for about s or press and release it when the scale is turned on. will first appear and then a parameter value such as and also an auxiliary sign. (). Use or to select a parameter item such as PO. Press or to select the parameter value, with four modes / / / for selection. May not be reproduced in any form without written permission PAGE 7

29 (). When the setting is completed, press to store the setting and return to the weighing mode. Setting for the upper and lower limits of weight check (). In weighing mode, press for s and the Triangle indicator for the upper or lower limit screen enters the state for digit entry. Enter the value at the first zero on the right which flickers on the LCD. (). Press or to move the flickering cursor left or right to the digit where you want to enter a value. (). Press to increase the value or to decrease the value and select the weight value you want to enter. (4). Repeat Steps () and () to complete the setting for the upper limit. For example, 0.000kg. May not be reproduced in any form without written permission PAGE 8

30 Note: After completing Step (4), you may directly press to store the upper limit value or directly skip to Step (6). (5). Press for s and the Triangle indicator for the upper or lower limit screen enters the state for digit entry. Repeat Steps (), () and (4) to complete the setting for the lower limit. For example,.000kg. Note: you may directly press to store the lower limit value or directly skip to Step (6). (6). Press to start or cancel the check. (7). Press to return to the weighing mode. If the triangle indicator for the upper or lower limit appears, it is in the check mode. Note: Only when the lower limit the upper limit value can the check mode be started. It is the same for other unit setting. May not be reproduced in any form without written permission PAGE 9

31 Note: -. When the material weight exceeds 0.000kg, there will be an acoustic warning and the red light will be on.. When the material weight is smaller than or equal to 0.000kg and greater than or equal to.000kg, the green warning light will be on.. When the material weight is smaller than.000kg and greater than or equal to 0 divisions, the orange warning light will be on. -. When the material weight exceeds 0.000kg, there will be an acoustic warning and the red light will be on.. When the material weight is smaller than or equal to 0.000kg and greater than or equal to.000kg, the green warning light will be on.. When the material weight is smaller than.000kg and greater than or equal to 0 divisions, there will be an acoustic warning and the orange warning light will be on. -. When the material weight exceeds 0.000kg, the red light will be on.. When the material weight is smaller than or equal to 0.000kg and greater than or equal to.000kg, there will be an acoustic warning and the green warning light will be on.. When the material weight is smaller than.000kg and greater than or equal to 0 divisions, the orange warning light will be on. -. When the material weight exceeds 0.000kg, the red light will be on.. When the material weight is smaller than or equal to 0.000kg and greater than or equal to.000kg, the green warning light will be on.. When the material weight is smaller than.000kg and greater than or equal to 0 divisions, there will be an acoustic warning and the orange warning light will be on. Pins for connecting the warning lights Pins for connecting the warning lights Picture May not be reproduced in any form without written permission PAGE 0

32 The pins for the warning lights are connected to the 5-male socket. Wire connecting the scale and the warning light Wire connecting the warning lights Picture That is the commonly used 5male and 5 female RS connecting wire. Note: The hollow dots represent the male connectors and the black dots, female connectors Two options May not be reproduced in any form without written permission PAGE

33 8-4- Joint use of PC output and warning light The parameter setting is the same as specified in 8--, Wire connecting the scale to the PC and the warning light Wire connecting the PC and the warning light Picture Note: The hollow dots represent the male connectors and the black dots, female connectors Joint use of SH-4 printer output and warning light The parameter setting is the same as specified in 8-- and Wire connecting the scale to the SH-4 printer and the warning light Wire connecting the SH-4 printer and the warning light Picture May not be reproduced in any form without written permission PAGE

34 Note: The hollow dots represent the male connectors and the black dots, female connectors Joint use of ZEBRA or other printers and warning light The parameter setting is the same as specified in 8-- and Wire connecting the scale to a ZEBRA or other printers and the warning light Wire connecting the ZEBRA/GODEX(EZ)/BP 545D printer and the warning light Picture 8-5. RS- output format Baud Rate: 400, 4800, 9600 Data Bit: 8 May not be reproduced in any form without written permission PAGE

35 Parity: N (None) Stop Bit: Code: ASCII Bit Format: LSB MSB Start Bit Parity Stop Bit Data Format: g N. W. : +/- g CR LF T. W. : +/- g CR LF G. W. : +/- g CR LF Example N.W.: g T.W.: g G.W.: g Weight kg N. W. : +/- k g CR LF T. W. : +/- k g CR LF G. W. : +/- k g CR LF Example N.W.: kg T.W.: kg G.W.: kg lb Weight N. W. : +/- l b CR LF T. W. : +/- l b CR LF G. W. : +/- l b CR LF Example N.W.: lb T.W.: +.00 lb G.W.: lb Jin (Taiwan) Weight N. W. : +/- G - t l. T CR LF T. W. : +/- G - t l. T CR LF May not be reproduced in any form without written permission PAGE 4

36 G. W. : +/- G - t l. T CR LF Example N.W.: G-tl.T T.W.: G-tl.T G.W.: G-tl.T Jin (Hong Kong) Weight N. W. : +/- G - t l. H CR LF T. W. : +/- G - t l. H CR LF G. W. : +/- G - t l. H CR LF Example N.W.: G-tl.H T.W.: G-tl.H G.W.: G-tl.H PCS Weight t o t a l : CR LF Example p c s CR LF Total: 50pcs 9. Others May not be reproduced in any form without written permission PAGE 5

37 9- Options Example of use of single option Option External device Output format RS+RTC+Relay AP0 + PC RS+RTC+Relay AP + BP-545D AP RS+RTC+Relay + SH-4 RS+RTC+Relay AP + ZEBRA May not be reproduced in any form without written permission PAGE 6

38 AP4 RS+RTC+Relay + Applicable to the quality control of the factory product quantity or weight and that of the total production line. LED Light Tower RS+RTC+Relay AP5 + GODEX(EZ) Examples of use of options May not be reproduced in any form without written permission PAGE 7

39 Option External device or or or AP + or LED Light Tower 0 Circuit Diagram PC / SH-4 / ZEBRA / EZ / BP-545D May not be reproduced in any form without written permission PAGE 8

40 4 G F M CPU, peripheral circuit and other circuits +5VD MCB MCB +5VA R 4.7 k.c +5VD +5VD CP8 R4 0k,C C 0.u,G +5VD 0u,EL R 4.7 k.c R0 LCD-CS LCD-WR LCD-DATA 4.7 k.c U8 R9 RXD P TXD P. 4.7 k.c HT4C0A BAT Q0 A7 V C C W P S C L SD A A 0 A A G N D R5 0k,C R6 0k,C CW P.5 P.6 P.7 RST P. 4 P.0 / (RXD) P4. P. / (TXD) P. P. / (not INT0) P. / (not INT) P.4/(T0) P.5/(T) CN6 P.6 / (n ot W R ) 8 C0 0p A D R S T P.7 / (n ot R D ) 9 S C L K P. X T A L 0 A D SD O P. X T A L Y P MHz R8 M,C A D SD I G N D A D CS P 4. P 4. 0 U7 4 4 V C C AT89C5/5 P. 0 4 P. 0 C 0p 4 P 0. 0 P. 5 TP CP7 0.u,G 4 P 0. P. 6 TP 4 P 0. P P 0. ALE / not PROG P. 4 8 TP not EA / VPP CAL P0.4 P0.5 P0.6 P0.7 P4. PSEN P.7 P.6 P.5 R8 0K,C k,c R5 CN R9 0K,C CN7 EH-BUZZER EH-Adpator R40 0K,C R6 4.7 k.c +5VD 0 0 k,c R 6 A7 Q8 +5VD 5 4 R4 0K,C R6 +5VD 4.7 k.c R6 G B A 4.7 k.c R4 CP6 0K,C U9B 0.u,G AVS5 AVS6 R4 0K,C KIN KIN KIN KIN4 KIN5 CN0 Y Y Y Y0 RTC R44 0K,C 9 0 FUSE 0 J R45 K O U T K O U T K O U T K O U T 4 0K,C 0K,C R46 +5VD L E D 4 U5 CN R7 0Ω,C Q9 SC85 JWEL C u / 5 v, E L CN E+ E- G S+ S- LOAD-CELL BZ D k,c R 5 4 R50k,C -5VD Q R5 560R,C R8 4.7k,C R7 D8 /w,c FB Q N4 48 R9 k,c SC85 AVS AVS MCB MCB5 AVS R M,A,T AVS4 MCB7 D N4004 R55.5k,A CN R56 0k,A Battery C C7 4.95MHz 0u,T 0p Y R4M,C MCB4 MCB6 R 00,A,T 0.u,G 0.u,G CP5 CP6 0.u,G 0.u,G CP8 CP7 MCB8 R 00,A,T -5VD C6 U 470u,EL 5 4 VOUT CAP- 6 LV GND 7 DSC CAP+ 8 +5VD V+ NC 7660 CN9 ON/OFF AVS7 R64 47k,C CP + 0.u,G C 470u,EL Q5 SC85 R65 0k,C P C8 0p DGND MCLK XTAL 4 DGND 5 +5VA REFP 6 REFN 7 AIN0 8 AIN C5 0u,EL Q6 R66 D4 47K,C R N448 C D N448 0k,C 04P U5A R0 U5B U5C SB857 R.k,C U6 DVDD DRDY SCLK SDO SDI CS ACDD AGND CS80 BAT 6 5 AD RST 4 AD SCLK AD SDO AD SDI AD CS 0 9 CP 0.u,G U LM90 IN OUT C5 0u,EL G N D +5VD C9 0.u,G u,t CP0 +5VA C0 u,t +5VD C6 CP 470u,EL 0.u,G M,C P. P. 0 U9A 7 G Y 6 Y 5 B Y 4 A Y0 74LS9 U9.8 U9.6 +5VD D5 OK R5 k,c D6 HI R49 k,c D7 LO R50 k,c CN4 4 RS +5VD TXD RXD U LM7 C 4 NC NC 470P CURLIM COMP CURSEN V+ IN- Vc 0 IN+ Vout 9 Nref Vz 8 V- NC R7 R5 4.7k,C R R4 K,C 4.7k,C k,c DLED-RL R Q Q k,c SC85 SC85 R6 00k,C Q4 A7 R8 k,c R9 0k,C R 0k,C R4 0k,C Q7 SC85 C8 0u,EL FB Out U4 LM9 V s s Vdd +5VA CP4 C9 0.u,G 470u,EL +5VD Title JWL V. Size Number Revision A Date: -Sep-008 Sheet of E:\jadever\LX 资料料 \L-SCALE.ddb File: Drawn By: May not be reproduced in any form without written permission PAGE 9

41 0-. LCD circuit S S S S4 S5 S6 S7 C4 C C C C C C C4 S5 S4 S S S S0 S9 S8 S7 S6 S5 S4 S S S S0 S9 S8 CS CS9 CS7 CS6 CS CS8 CS4 CS CS0 CS8 CS5 CS CS C49 C50 C5 C5 C4 C4 C44 C45 C46 C C48 p p p p C5 C54 C55 C56 C57 C58 C59 p p p p p p p p p p p p p p LCD U4 KIN SW C60 C6 C6 C6 C64 C65 C66 p p p p p p p SW SW CS CS CS CS4 CS5 CS6 CS7 CC CC C67 C68 C69 C70 p p p p R57 0Ω,C R Ω,C CP9 0.u,G SEG7 SEG6 SEG5 SEG4 SEG SEG SEG SEG0 CS RD WR DATA Vss OSC0 OSC VLCD VDD IRQ BZ BZ COM0 COM COM COM HT6B SEG8 SEG9 SEG0 SEG SEG SEG SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG0 SEG SEG SEG SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG0 SEG KIN4 SW4 SW5 SW6 LED4 KIN5 SW7 SW8 SW Title K OU T K OU T K OU T Size Number Revision A Date: -Sep-008 Sheet of File: E:\jadever\LX 资料料 \L-SCALE.ddb Drawn By: 0 -. Applicable mainboard version and software version Mainboard version: JWL-V. ( ) Software version: JWL.0 Revision date: Nov. 8, 008 May not be reproduced in any form without written permission PAGE 40