NOTE: This page is a hierarchical representation of the design. Only the connectors are physical components.

NOTES: ISION LOK. Unless otherwise stated: Resistors are mw, % tolerance. apacitors are V, % tolerance.... Port and Net Name scopes for this project are: Port NOT Global (connected via Sheet Symbols) Net Name Local (connected on same page only) o not install (NI).,,,,L,R,R,R,R, R,R,R,R,R,R,R,R, R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R, R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,U. J Tailored value. Nominal value shown. Physical Modifications: Wires, cuts, jumps, etc.. J- is a modification. Originally N, but now connected to via wire to J-. +V_IG - EGN J Sheet_Symbol_Encoder S_PG.SHO West_Encoder_UF West_Encoder_In East_Encoder_UF West_Encoder_Rtn North_Encoder_UF East_Encoder_In South_Encoder_UF East_Encoder_Rtn North_Encoder_In North_Encoder_Rtn South_Encoder_In South_Encoder_Rtn East rive+ East rive- West rive+ West rive- South rive+ South rive- North rive+ North rive- J -- VGN PGN East Vel In West Vel In South Vel In North Vel In ec Vel Feedback H Vel Feedback Mtr ntr Err TS Lockout rake En In Watchdog In Reset West urrent East urrent North urrent South urrent ome urrent ome urrent ome urrent Horizon Stop H Stop W H Stop E H Emerg W H Emerg E ec Stop N ec Stop S ec Emerg N ec Emerg S Emerg Stop TOP omentl Software TOP Tel Enable Switch TOP Lm Override Switch HP Stop Spare In System Power Status (_Ref_Gnd) TOP omentl Handpaddle J - -- Via wire to J- Sheet_Symbol_Power_Filter S_PG.SHO +V_SE_Raw +V_SE_Rtn +V_W_Raw +V_W_Rtn +V_IG_Raw +V_IG_Rtn +V_Raw V_Rtn -V_Raw Sheet_Symbol_H_Tach S_PG.SHO East_Tach+ East_Vel_Out East_Tach- West_Vel_Out West_Tach+ East_Tach_Out West_Tach- West_Tach_Out East_Vel_In H_Lab_Select West_Vel_InH_Vel_Feedback South_Tach+ South_Vel_Out South_Tach- North_Vel_Out North_Tach+ South_Tach_Out North_Tach- North_Tach_Out South_Vel_Inec_Lab_Select North_Vel_In ec_vel_feedback Sheet_Symbol_ec_Tach S_PG.SHO West_urrent East_urrent North_urrent South_urrent ome_urrent ome_urrent ome_urrent Sheet_Symbol_Overspeed S_PG.SHO H_Vel_Feedback ec_vel_feedback H_Overspeed_N ec_overspeed_n Sheet_Symbol_Overcurrent S_PG.SH O; S_PG.SH O; S_PG.SHO; S_PG.SHO Sheet_Symbol_Input_uffer S_PG.SHO;S_PG.SHO Mtr_ntr_Err_N TS_Lockout_N rake_release_in Watchdog_In Reset_N Horizon_Stop H_Stop_West H_Stop_East H_Emerg_West H_Emerg_East ec_stop_north ec_stop_south ec_emerg_north ec_emerg_south Emerg_Stop_N West_Overcurrent_N East_Overcurrent_N North_Overcurrent_N South_Overcurrent_N ome_overcurrent_n ome_overcurrent_n ome_overcurrent_n Mtr_ntr_Err_UF_N TS_Lockout_UF_N rake_release_in_uf Reset_UF_N Horizon_Stop_UF_N H_Stop_West_UF_N H_Stop_East_UF_N H_Emerg_West_UF_N H_Emerg_East_UF_N ec_stop_north_uf_n ec_stop_south_uf_n ec_emerg_north_uf_n ec_emerg_south_uf_n Emerg_Stop_UF_N TOP_ome_ntl_Software TOP_ome_ntl_Software_UF TOP_Tel_Enable_Switch TOP_Tel_Enable_Switch_UF TOP_Lm_Override_Switch TOP_Lm_Override_Switch_UF HP_Stop HP_Stop_UF_N SPRE SPRE_UF_N System_Power_Status System_Power_Status_UF_N TOP_ome_ntl_Handpaddle TOP_ome_ntl_Handpaddle_UF Watchdog_In_UF Sheet_Symbol_Spares S_PG.SHO (ontains spare / unused components) Sheet_Symbol_W S_PG.SHO Watchdog_In_UF PL_lk S_lock_W_Err_N Watchdog_Timer_Error_N Sheet_Symbol_PL S_PG.SHO Tel_mp_Enable_&_Therm_Stat Tel_rake_Release_&_mp_Enable_N Red_Tel_rake_Release_&_mp_Enable H_Overspeed_N ome_mp_enable_&_therm_stat ec_overspeed_n ome_mp_enable_n Lab_Select West_Overcurrent_N East_Overcurrent_N North_Overcurrent_N South_Overcurrent_N ome_overcurrent_n ome_overcurrent_n ome_overcurrent_n NOTE: This page is a hierarchical representation of the design. Only the connectors are physical components. H_Overspeed_Latch ec_overspeed_latch Mtr_ntr_Err_UF West_Overcurrent_Latch TS_Lockout_UF_N East_Overcurrent_Latch rake_release_in_uf North_Overcurrent_Latch South_Overcurrent_Latch Reset_UF_N ome_overcurrent_latch Horizon_Stop_UF_N ome_overcurrent_latch H_Stop_West_UF_Nome_Overcurrent_Latch H_Stop_East_UF_N Emerg_Stop_Latch H_Emerg_West_UF_N HP_Stop_Latch H_Emerg_East_UF_N Mtr_ntr_Err_Latch ec_stop_north_uf_n TS_Lockout_Latch ec_stop_south_uf_n H_Stop_W_Latch ec_emerg_north_uf_n H_Stop_E_Latch ec_emerg_south_uf_n H_Emerg_W_Latch Emerg_Stop_UF_N H_Emerg_E_Latch TOP_ome_ntl_Software_UF ec_stop_n_latch TOP_Tel_Enable_Switch_UFec_Stop_S_Latch TOP_Lm_Override_Switch_UF ec_emerg_n_latch HP_Stop_UF_N ec_emerg_s_latch SPRE_UF_N Horizon_Stop_Latch System_Power_Status_UF_N Watchdog_Timer_Latch S_lock_W_Err_Latch ome_mp_enable_&_therm_stat_latch Tel_mp_Enable_&_Therm_Stat_Latch Lab_Switch_Select_Status Spare_Latch OPTO_Rtn PL_lk TOP_ome_ntl_Handpaddle_UF S_lock_W_Err_N TOP_TS_Enable Watchdog_Timer_Error_NTOP_rake_Enable_Out ESRIPTION TE INORP. Y WG # T- Released with final revisions. Sheet_Symbol_Relays S_PG.SHO Tel_mp_Enable_&_Therm_Stat Tel_rake_Release_&_mp_Enable_N Red_Tel_rake_Release_&_mp_Enable Emerg_Stop_N ome_mp_enable_&_therm_stat J ome_mp_enable_n V V rake Enable Relay rake_release_relay East Tach Out Tel mp Tel_mp_En_N Tel mp Ret Tel_mp_Rtn ome mp ome_mp_en_n ome mp Ret ome_mp_rtn West Tach Out South Tach Out East Vel Out West Vel Out South Vel Out North Vel Out H OS Latch ec OS Latch West O Latch East O Latch North O Latch South OS Latch ome O Latch ome O Latch ome O Latch Emerg Stop Latch HP Stop Latch Mtr ntr Err Latch TS Lockout Latch H Stop W Latch H Stop E Latch H Emerg W Latch H Emerg E Latch ec Stop N Latch ec Stop S Latch ec Emerg N Latch ec Emerg S Latch Horizon Stop Latch Watchdog Timer Latch S_lock_W_Err_Latch ome mp Enable & Therm Stat Latch Tel mp Enable & Therm Stat Latch Lab Switch Select Status Spare Latch Out S OPTO Rtn North Tach Out TOP TS Enable TOP rake Enable Out Note: J- is tied to and used as a RTN. -- TITLE TS Safety oard // ENGINEER LST EIT // :: PM E. Warmbier of FILE: Z:\TS\Safety oard Schematics,PL,\Safety oard Protel\Safety oard Rev \S_PG.SHO EW WG # T-

+V_Raw V_Rtn uf uf R. NI L ZJYSR-MPT- m. NI R k L -LTR.mH m V uf V uf R. uf V TP Red TP lack +V S Green R.k hassis PGN TP lack TP lack TP lack TP lack TP lack TP lack TP lack ISION LOK SEE -V_Raw +V R.k N R LMIM-./NOP V mw %. NI N LMIM-./NOP V mw % R.k -V uf uf V uf -_VREF +_VREF L -LTR.mH m V uf R. uf V +V_W_Raw +V_W_Rtn +V_IG_Raw +V_IG_Rtn +V_SE_Raw +V_SE_Rtn TP Red -V R S Green R R.k R R. NI R Note: O NOT overlap input and output planes of filter in layout. This defeats the whole purpose by creating a bypass capacitance. R uf. NI uf uf L mh m R R. NI R L mh m R R. NI L. NI mh m R. NI. NI uf V uf V uf V L -LTR m.mh L -LTR m.mh L -LTR m.mh uf V uf V uf V R. uf V R. uf V R. uf V R k R k R k S Green S Green S Green TP +V_W Red TP lack W TP +V_IG Red TP lack TP +V_SE Red TP lack WG # T- SEGN Power Filtering & References WG # T- of

East_Encoder_In East_Encoder_In R. NI ISION LOK SEE R R East_Encoder_UF East_Encoder_Rtn East_Encoder_Rtn R RS- V U TLP- West_Encoder_In West_Encoder_In R R R West_Encoder_UF West_Encoder_Rtn West_Encoder_Rtn R RS- V U TLP- North_Encoder_In North_Encoder_In R R R North_Encoder_UF Note: US igital orp EQU accepts TTL logic or open collector. It has k pullup to +V. onfigurable via switch for rising/falling edge. North_Encoder_Rtn South_Encoder_In North_Encoder_Rtn South_Encoder_In R R RS- V R U TLP- R South_Encoder_UF WG # T- South_Encoder_Rtn South_Encoder_Rtn R RS- V U TLP- Note: Input signals are RS (differential). +V_IG East_Encoder_In East_Encoder_Rtn West_Encoder_In West_Encoder_Rtn North_Encoder_In North_Encoder_Rtn South_Encoder_In South_Encoder_Rtn R R R R R R R R U OE V OE IN + OUT IN - IN + OUT IN - IN + OUT IN - IN + OUT IN - GN SLSM R R R R.uF R EGN Note: ll XXX_Encoder_In and XXX_Encoder_Rtn pairs should be matched to within mil. ll XXX_Encoder_UF traces should be matched to within mil. xis Incremental Encoder onverters WG # T- of

ISION LOK SEE North_Tach- Note: silkscreen "N-" & "N+" North_Tach+ TP Yellow TP Orange Note: Nominally. mv/(arcsec/s) (arcsec/s)/v.uf R.uF.k R.k RS- V.uF RS- V R ec_lab_select +V -V R.uF U OPU.uF.uF R.k R.k.uF R.k North_Tach_Out U R.k TLP-.uF +V R.k North_Vel_In R k. NI R Note: silkscreen labels. "SUMMIT" N N N N N SW MSS "L" R k pf R k U OPU R R k RS- V RS- V uf.k.uf U OPU R k R k U OPU. NI. NI +_VREF R k R k -_VREF V.W W @ ms R k. NI R k R.k R.k R R k R.uF North_Vel_Out Note: silkscreen "ec Vel" TP ec_vel_feedback U OPU Note:.mV/(arcsec/s) (arcsec/s)/v WG # T- South_Tach- TP Yellow R.k +V R.uF.uF South_Tach_Out South_Vel_In R k R k pf R k RS- V R k R k U OPU V.W W @ ms R.k R.k R.uF South_Vel_Out Note: silkscreen "S-" & "S+" South_Tach+ TP Orange Note: Nominally. mv/(arcsec/s) (arcsec/s)/v.uf R.uF.k RS- V.uF RS- V R -V U OPU.uF.uF R.k R.k.uF. NI R U OPU RS- V ec Tachometer & Servo ommand R k WG # T- of

ISION LOK SEE West_Tach- TP Yellow R.k +V R.uF.uF West_Tach_Out West_Vel_In R k R k pf R k RS- V R k R k U OPU V.W W @ ms R.k R.k R.uF West_Vel_Out Note: silkscreen "W-" & "W+" West_Tach+ Note: Nominally. mv/(arcsec/s) (arcsec/s)/v East_Tach- Note: silkscreen "E-" & "E+" East_Tach+ TP Orange TP Yellow TP Orange Note: Nominally. mv/(arcsec/s) (arcsec/s)/v.uf.uf R.uF.k R.uF.k R.k RS- V RS- V.uF.uF RS- V R H_Lab_Select RS- V -V +V -V U OPU.uF Note: R & R originally. Gain increased due to lower tach gain. (stator on tach replaced) R R.k.k.uF.uF U OPU.uF R.k R.k.uF R.k.uF R.k U R.k TLP- East_Tach_Out R.k.uF.uF +V R.k. NI R Note: silkscreen labels. "SUMMIT" N N N N N SW MSS "L" East_Vel_In. NI R R k R k R k pf U OPU uf U OPU.uF R.k RS- V U OPU R k RS- V RS- V. NI. NI k +_VREF R k R k R k -_VREF R k U OPU R. NI R k V.W W @ ms R R R.k R.k k U OPU R Note: silkscreen "H Vel" TP H_Vel_Feedback Note:.mV/(arcsec/s) (arcsec/s)/v.uf East_Vel_Out WG # T- H Tachometer & Servo ommand R k WG # T- of

+V_IG R.k R.k uf V ec_stop_south_uf_n H_Stop_East_UF_N Emerg_Stop_UF_N South_Overcurrent_N ec_emerg_north_uf_n H_Stop_West_UF_N S_lock_W_Err_N Horizon_Stop_UF_N H_Overspeed_N ome_mp_enable_n North_Overcurrent_N Mtr_ntr_Err_UF East_Overcurrent_N ome_overcurrent_n Watchdog_Timer_Error_N ome_overcurrent_n SPRE_UF_N.uF U TSIT VOLT RST IS THR TRIG V OUT GN Note: lock is about Hz..uF R k Tel_mp_Enable_&_Therm_Stat_Latch Spare_Latch Horizon_Stop_Latch ec_emerg_s_latch ome_mp_enable_&_therm_stat_latch ec_stop_s_latch ec_stop_n_latch S_lock_W_Err_Latch +V_IG J +V_IG TMS TK TO TI N N - Note: JTG signals should be matched to within mil. local_pl_clock UE I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/GK/M- I/O/M- I/O/GK/M- I/O/M- I/O/M- I/O/GK/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- TK TI TMS TO GN GN GN GN GN GN GN GN Note: MOIFITION ut UE pin off completely onnect U E pin pad to R & U-. MHRMTR UF MHRMTR ome_overcurrent_latch ec_emerg_south_uf_n I/O/M- I/O/M- Watchdog_Timer_Latch H_Stop_E_Latch ec_emerg_n_latch H_Stop_W_Latch TS_Lockout_Latch H_Emerg_E_Latch Emerg_Stop_Latch Mtr_ntr_Err_Latch PL_lk TOP_ome_ntl_Software_UF Red_Tel_rake_Release_&_mp_Enable ec_stop_north_uf_n ome_mp_enable_&_therm_stat Tel_mp_Enable_&_Therm_Stat TOP_Tel_Enable_Switch_UF H_Emerg_East_UF_N H_Overspeed_Latch I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/GTS/M- I/O/M- I/O/GSR/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- ome_overcurrent_latch H_Emerg_W_Latch ec_overspeed_latch Tel_rake_Release_&_mp_Enable_N We st_overcurrent_latch East_Overcurrent_Latch South_Overcurrent_Latch ome_overcurrent_latch North_Overcurrent_Latch HP_Stop_Latch I/O/M- I/O/GTS/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- N N N N N N N N VINT VINT VINT VIO VIO VIO VIO I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- I/O/M- N U X-TQG Spare_Resistor R System_Power_Status_UF_N Lab_Switch_Select_Status TOP_Lm_Override_Switch_UF ec_overspeed_n Spare_Latch TOP_TS_Enable lk_from_pl R TOP_rake_Enable_Out rake_release_in_uf +V_IG X-TQ Note: istribute caps evenly among VINT and VIO pins. +V_IG uf +V_IG.uF TS_Lockout_UF_N H_Emerg_West_UF_N HP_Stop_UF_N Reset_UF_N TOP_ome_ntl_Handpaddle_UF West_Overcurrent_N ome_overcurrent_n uf.uf uf.uf uf.uf uf.uf PL & Watchdog ircuits. +V_IG uf.uf R R Note: MOIFITION onnect to UE pin L_Select uf.uf H_Overspeed_Latch ec_overspeed_latch West_Overcurrent_Latch East_Overcurrent_Latch North_Overcurrent_Latch South_Overcurrent_Latch ome_overcurrent_latch ome_overcurrent_latch ome_overcurrent_latch Emerg_Stop_Latch HP_Stop_Latch Mtr_ntr_Err_Latch TS_Lockout_Latch H_Stop_W_Latch H_Stop_E_Latch H_Emerg_W_Latch H_Emerg_E_Latch ec_stop_n_latch ec_stop_s_latch ec_emerg_n_latch ec_emerg_s_latch Horizon_Stop_Latch Watchdog_Timer_Latch S_lock_W_Err_Latch ome_mp_enable_&_therm_stat_latch Tel_mp_Enable_&_Therm_Stat_Latch Lab_Switch_Select_Status Spare_Latch Spare_Latch TOP_TS_Enable TOP_rake_Enable_Out ISION LOK SEE U +V_IG MTR OE V OE.uF Y Y H_Overspeed_Latch Y ec_overspeed_latch Y West_Overcurrent_Latch Y East_Overcurrent_Latch Y North_Overcurrent_Latch Y South_Overcurrent_Latch Y ome_overcurrent_latch GN U MTR OE V OE GN Y Y Y Y Y Y Y Y U MTR OE V OE GN Y Y Y Y Y Y Y Y U MTR OE V OE GN Y Y Y Y Y Y Y Y WG # +V_IG.uF +V_IG ome_overcurrent_latch ome_overcurrent_latch Emerg_Stop_Latch HP_Stop_Latch Mtr_ntr_Err_Latch TS_Lockout_Latch H_Stop_W_Latch H_Stop_E_Latch.uF +V_IG Note: Output buffers used mainly for off board output signals. H_Emerg_W_Latch H_Emerg_E_Latch ec_stop_n_latch ec_stop_s_latch ec_emerg_n_latch ec_emerg_s_latch Horizon_Stop_Latch Watchdog_Timer_Latch TOP_TS_Enable TOP_rake_Enable_Out T-.uF S_lock_W_Err_Latch ome_mp_enable_&_therm_stat_latch Tel_mp_Enable_&_Therm_Stat_Latch Lab_Switch_Select_Status Spare_Latch. NI R R OPTO_Rtn Note: Spare_Latch is used as a RTN for opto modules. It is not used as an error output. of WG # T-

ISION LOK SEE. NI +V_W R R R R R W.uF R R U MXS+ P RST V T ST TOL RST GN RST R.uF. NI R W W R R. NI R k R W U TLP- +V_IG +V_IG R k SW TLFQG PL_lk +V_IG S R k U MHRMTR Green Note: links at ~Hz. W W W U TLP- R R uf.uf U MHRMTR S_lock_W_Err_N. NI +V_W R R R R R W.uF R R U MXS+ P RST V T ST TOL RST GN RST R.uF. NI R W W R R. NI R k R W U TLP- R k SW TLFQG Watchdog_In_UF U MHRMTR +V_IG S R k Green Note: links at ~Hz. WG # T- W W +V_IG R W U TLP- R uf U Watchdog_Timer_Error_N MHRMTR Note: The ohm jumpers make it possible to use another watchdog I. For example, a PI F microcontroller could be programmed as a watchdog I. Watchdog ircuits WG # T- of

ISION LOK SEE Note: "" = telescope amps are on. "" = telescope amps commanded off or thermal shutdown. UE (N this with the enable line to determine "" state) Tel_mp_Enable_&_Therm_Stat Tel_rake_Release_&_mp_Enable_N +V_IG MHRMTR R R.k +V_IG +V_IG R Q MMT R R uf U TLP- U TLP- R R. NI Tel_mp_En_N Note: amplifier enables with k pullup to +V. (total current = m).w W @ ms V Referenced to. Tel_mp_Rtn Note: tied to amp rtn through thermal switches. Red_Tel_rake_Release_&_mp_Enable R.k R Q MMT N U PSEL-- V S N.W W @ ms V V Note: rives another relay. (rive current is ~m) TP lack Emerg_Stop_N Note: Emerg_Stop_N is connected directly to the push button switch via cables. R SEGN N U PSEL-- V S N.W W @ ms V rake_release_relay Note: Zeners and relays are redundant to prevent single point failure. (from Safety oard perspective) Referenced to V Rtn. VGN WG # T- Note: "" = dome amps are on. "" = dome amps commanded off or thermal shutdown. (N this with the enable line to determine "" state) ome_mp_enable_&_therm_stat UF MHRMTR +V_IG R R uf U TLP- R R. NI ome_mp_en_n Note: amplifier enables with k pullup to +V. (total current = m) ome_mp_enable_n +V_IG R R.k +V_IG Q MMT R U TLP-.W W @ ms V Referenced to. ome_mp_rtn Note: tied to amp rtn through thermal switches. Relays - rake, Telescope mp, ome mps WG # T- of

+V_SE +V_IG +V_IG +V_SE +V_IG ISION LOK SEE Horizon_Stop R k +V_SE U TLP- R R uf +V_IG.uF U MHRMTR Horizon_Stop_UF_N ec_stop_south R k +V_SE U TLP- R R uf +V_IG U MHRMTR ec_stop_south_uf_n H_Stop_West R k +V_SE U TLP- R R uf +V_IG H_Stop_West_UF_N U MHRMTR ec_emerg_north R k +V_SE U TLP- R R uf +V_IG U MHRMTR ec_emerg_north_uf_n H_Stop_East H_Emerg_West R k +V_SE R k +V_SE U TLP- U TLP- R R R uf +V_IG uf +V_IG R UE MHRMTR U MHRMTR H_Stop_East_UF_N H_Emerg_West_UF_N ec_emerg_south HP_Stop R k +V_SE R k +V_SE U TLP- U TLP- R R R uf +V_IG R uf +V_IG +V_IG UF MHRMTR.uF U MHRMTR ec_emerg_south_uf_n HP_Stop_UF_N Note: ll switches on this page are normally closed to GN. When switch opens, this means the limit has been activated. WG # T- H_Emerg_East ec_stop_north R k +V_SE R k U TLP- U TLP- R R R uf +V_IG R uf +V_IG U MHRMTR.uF U MHRMTR H_Emerg_East_UF_N ec_stop_north_uf_n SPRE System_Power_Status Limit Switches R k +V_SE R k U TLP- U TLP- R R R uf +V_IG R uf U MHRMTR UE MHRMTR SPRE_UF_N System Power Status is the exception on this page. Note: n external optocoupler & transistor is connected to the input signal. Same logic as other circuits. Input pulled low means system power is off. Output: =system power on, =system power off System_Power_Status_UF_N WG # T- of

Note: +V = normal, OK open = emergency stop. Emerg_Stop_N R k SEGN U TLP- R +V_IG R uf +V_IG Emerg_Stop_UF_N U MHRMTR Parallel Port Inputs Note: Parallel Port drive is.m @.V (which equates to approximately Vs=V and Rs=k) R Mtr_ntr_Err_N k Note: urrently Not Implemented PGN U TLP- +V_IG R R uf +V_IG ISION LOK SEE +V_IG.uF Mtr_ntr_Err_UF_N U Note: urrently Not Implemented MHRMTR Note: +V = software open = NOT selected TOP_ome_ntl_Software R k SEGN U TLP- R R uf +V_IG U MHRMTR TOP_ome_ntl_Software_UF R TS_Lockout_N k Note: urrently Not Implemented PGN U TLP- R R uf +V_IG U MHRMTR TS_Lockout_UF_N Note: +V = enabled open = disabled TOP_Tel_Enable_Switch Note: +V = override open = O NOT override TOP_Lm_Override_Switch R k SEGN R k SEGN U TLP- U TLP- R R R uf +V_IG +V_IG R uf U MHRMTR +V_IG UF MHRMTR TOP_Tel_Enable_Switch_UF TOP_Lm_Override_Switch_UF Note: +V = rakes released V = rakes active R rake_release_in k PGN R Watchdog_In k PGN U TLP- U TLP- R R +V_IG R uf R uf +V_IG U MHRMTR U MHRMTR rake_release_in_uf Watchdog_In_UF WG # T- Note: +V = Hand Paddle controls dome open = NOT handpaddle R TOP_ome_ntl_Handpaddle k SEGN U TLP- R R uf.uf U MHRMTR TOP_ome_ntl_Handpaddle_UF Reset_N R k PGN U TLP- R R uf Reset_UF_N UE MHRMTR Limit Switches & Parallel Port WG # T- of

+V +V ISION LOK SEE Silkscreen: "urrents " ome_urrent Note: Signal is. /V (. mv/) TP. R.k R uf R. NI R I U OPU Silkscreen: "UF UR " +_VREF -_VREF TP trip point is -.V R.k -V.uF U LMRG R k.uf Note: Positive going trip point is.v. R.k U LMRG R Note: LM omparators pulldown to -V. +V U LMRG R.k U TLP- R +V_IG R uf Silkscreen: "O " TP U ome_overcurrent_n MHRMTR R k Silkscreen: "urrents " ome_urrent Note: Signal is. /V (. mv/) TP R R.k. uf R. NI R I U OPU Silkscreen: "UF UR " +_VREF -_VREF TP +V trip point is -.V R R.k.k -V.uF U LMRG R k.uf Note: Positive going trip point is.v. U LMRG +V R +V U LMRG Note: LM omparators pulldown to -V. R.k U TLP- R +V_IG R uf Silkscreen: "O " TP ome_overcurrent_n U MHRMTR WG # T- R k ome Overcurrent WG # T- of

+V +V ISION LOK SEE ome_urrent Note: Signal is. /V (. mv/) Silkscreen: "urrents " TP R. R.k uf R. NI +V -V R U OPU Silkscreen: "UF UR ".uf.uf I +_VREF -_VREF TP trip point is -.V R.k -V.uF U LMRG R k.uf Note: Positive going trip point is.v. R.k U LMRG R +V U LMRG Note: LM omparators pulldown to -V. R.k U TLP- R +V_IG WG # T- R uf +V_IG.uF Silkscreen: "O " TP ome_overcurrent_n U MHRMTR R k ome Overcurrent WG # T- of

+V ISION LOK SEE H_Vel_Feedback Note:.mV/(arcsec/s) (arcsec/s)/v. R k R uf R. NI R H U OPU Silkscreen: "UF VEL H" +_VREF -_VREF TP trip point is -.V R.k R U LMRG k Note: Positive going trip point is.v. R.k U LMRG R Note: LM omparators pulldown to -V. +V U LMRG R.k U TLP- R +V_IG R uf Silkscreen: "OS H" TP U H_Overspeed_N MHRMTR R k ec_vel_feedback Note:.mV/(arcsec/s) (arcsec/s)/v. R k R uf R. NI +V -V R.uF +_VREF -_VREF.uF TP E U OPU Silkscreen: "UF VEL E" +V trip point is -.V R.k R.k -V.uF U LMRG R k.uf Note: Positive going trip point is.v. U LMRG +V R +V U LMRG Note: LM omparators pulldown to -V. R.k U TLP- R +V_IG R uf Silkscreen: "OS E" TP U MHRMTR ec_overspeed_n WG # T- R k H & ec Overspeed WG # T- of

+V +V ISION LOK SEE East_urrent Note: Signal is. /V (. mv/) Silkscreen: "URRENTS E" TP. R R k uf R. NI R IE U OPU Silkscreen: "UF UR E" +_VREF -_VREF TP trip point is -.V R.k -V.uF U LMRG R k.uf Note: Positive going trip point is.v. R.k U LMRG R Note: LM omparators pulldown to -V. +V U LMRG R.k U TLP- R +V_IG R uf Silkscreen: "O E TP UF East_Overcurrent_N MHRMTR R k West_urrent Note: Signal is. /V (. mv/) Silkscreen: "URRENTS W" TP. R R k uf R. NI R IW U OPU Silkscreen: "UF UR W" +_VREF -_VREF TP trip point is -.V R.k R.k R U LMRG k Note: Positive going trip point is.v. U LMRG +V R +V U LMRG Note: LM omparators pulldown to -V. R.k U TLP- R +V_IG R uf Silkscreen: "O W" UF MHRMTR TP West_Overcurrent_N WG # T- R k East & West Overcurrent WG # T- of

+V +V ISION LOK SEE North_urrent Note: Signal is. /V (. mv/) Silkscreen: "URRENTS N" TP R. R k uf R. NI R IN U OPU Silkscreen: "UF UR N" +_VREF -_VREF TP trip point is -.V R.k -V.uF U LMRG R k.uf Note: Positive going trip point is.v. R.k U LMRG R Note: LM omparators pulldown to -V. +V U LMRG R.k U TLP- R +V_IG R uf Silkscreen: "O N" TP UE MHRMTR North_Overcurrent_N R k South_urrent Note: Signal is. /V (. mv/) Silkscreen: "URRENTS S" TP. R R k uf R. NI +V -V R.uF +_VREF -_VREF.uF TP IS U OPU Silkscreen: "UF UR S" +V trip point is -.V R R.k.k -V.uF U LMRG R k.uf Note: Positive going trip point is.v. U LMRG +V R +V U LMRG Note: LM omparators pulldown to -V. R.k U TLP- R +V_IG R uf U MHRMTR Silkscreen: "O S" TP South_Overcurrent_N WG # T- R k North & South Overcurrent WG # T- of

T- of WG # ISION LOK SEE T- WG # TLP- U TLP- U TLP- U OPU U R R R OPU U R R R OPU U R R R MHRMTR U MHRMTR UE MHRMTR UF LMRG U -_VREF R R +V_IG +V_IG +V_IG Spare / Unused Multipart ircuits R R R LMRG U.uF -V.uF +V LMRG U +_VREF LMRG U +_VREF LMRG U R +_VREF R. NI R +V