| Type | A | B | C | D | E | F | G | H | J | K | L | M | N | P | Q | R | REF | Etch | Layout | Symbol | Transistors | Function | IBM Description | Where Used | Where Used | Where Used |
| - | - | - | - | - | - | - | - | GND | - | +12V | -12V | M/+30V | -36V | +12V | - | II Fig. # | Power Bus | 1620 Model I G | 1620 Model II | 1401 | ||||||
| ACY | - | - | - | - | - | - | O1 | - | GND | - | - | -12V | - | - | - | - | 370169 | - | 5 | IS | 036 | 600mA Current Source | Alloy-Current Source | - | - | |
| AFB | spare | R1 | R2 | R3 | R4 | R5 | R6 | spare | GND | spare | spare | spare | spare | spare | +12V | spare | 371948 | - | 5 | R | - | Hex Pullup +12V 34.3ohm 3W | Alloy-Resistor Card, 34.3ohm 3 Watt | - | - | |
| AFR | I1 | O1 | I5 | - | I2 | O2 | I6 | O6 | GND | O4 | O5 | - | +12VM | I3 | O3 | I4 | 371943 | 493239 | 6 | LD, DI | 033 | Hex Lamp Driver 15mA | CTRL Light Driver N Type | 1620 | - | |
| AHK | I2 | I1 | O3 | I1 | I3 | I3 | O1 | I2 | GND | O4 | PDR | -12V | +12VM | O2 | I4 | I4 | 370322 | 492867 | . | I, A, O | 033 | Quad 2 Input Open Collector NAND | CTRL-Inverter "N" 2 Way Extender | 1620 | N/A | |
| AHS | O2 | - | O1 | I1 | - | I2 | - | - | GND | - | - | -12V | +12VM | - | - | - | 370336 | - | 6 | DCM | 042 071 | Dual Magnet Driver 1.35A | Alloy Clutch Magnet Driver | - | - | |
| AHT | I1 | I1 | O1 | I2 | I2 | I3 | O3 | O2 | GND | - | RST | -12V | +12VM | I3 | - | - | 370337 | - | 6 | DPM | 026 083 | Triple 2 Input Latched Magnet Driver 220mA | Alloy Punch Magnet Driver | - | - | |
| AHU | O3C | O3R | O1 | I3 | I2 | - | - | O2C | GND | I2 | I3 | -12V | +12VM | I1 | I1 | O2R | 370386 | - | . | V | 033 | Triple 2 Input XNOR | CTRL PNP Exclusive "OR" | - | N/A | |
| ALY | - | - | I1 | - | - | - | O1 | - | GND | - | - | - | +30V | - | +12V | - | 370552 | 493173 | 5 | DP, IS | 050 | Gated 270mA Current Source | Alloy-Current Source | 1620 | - | |
| ARW | I1 | I1 | I1 | I1 | O1 | I2 | I2 | I2 | GND | O2 | I2 | -12V | +30V | -36V | - | - | 372122 | 484803 | 6 | SWD | 083 086 | Dual 4 Input Open Collector OR Buffer 270mA | Alloy-Switch,Decoder | 1620 | - | |
| ASJ | - | B | B | B | B | - | C | C | C | C | - | E | E | E | E | - | 370841 | - | shown | - | 108 | Power Transistor for Power Supply series regulator | 6V and 12V Series Transistor | N/A | - | |
| ASN | - | - | - | - | N | N | - | - | - | - | P | P | - | - | - | - | 370845 | - | shown | - | - | 3100uF Filter Capacitor w/ 2.4K Bleeder | 6V and 12V Series Filter 3100 UF | N/A | - | |
| AXV | 372244 | 484995 | . | 030 278 | 1311 | N/A | ||||||||||||||||||||
| AYE | 372298 | 399607 | . | 100 102 | 1311 | N/A | ||||||||||||||||||||
| AYF | 372313 | 399635 | . | 026 028 033 | 1311 | N/A | ||||||||||||||||||||
| AYG | 372314 | 399637 | . | 026 033 134 | 1311 | N/A | ||||||||||||||||||||
| AYH | 372315 | 399639 | . | 033 044 083 | 1311 | N/A | ||||||||||||||||||||
| AYJ | 372296 | 399603 | . | 026 033 083 084 086 | 1311 | N/A | ||||||||||||||||||||
| AYQ | ICB | O1C | - | - | OCE | O2C | I1E | I2E | - | - | - | -12V | +12VM? | -36V | - | - | 372309 | 399627 | . | 089 101 | (Dual or Differential) Power Amplifier/Driver | 1311 | N/A | |||
| AYU | E | O5 | O4 | O3 | O2 | O1 | - | I3 | GND | I1 | I2 | -12V | +12VM | -36V | I5 | I4 | 372318 | 399643 | . | 029 | Penta Driver | 1311 | N/A | |||
| AYV | - | - | O-12R | O-36R | O+12MR | - | - | - | GND | - | - | -12V | +12VM | -36V | - | - | 372319 | 399645 | . | - | Triple Bypass Capacitor/"pullup" Resistor | 1311 | N/A | |||
| AYX | O2 | O2R | O3 | I2 | I1 | - | - | O1 | GND | I1 | I2 | -12V | +12VM | I3 | I3 | O1R | 372388 | 399727 | . | 033 101 | Double Open Collector 2 Input XNOR, Single 2 Input XNOR | 1620 | N/A | |||
| AYY | - | I2 | I1 | - | I1 | O2 | O2 | O2 | GND | - | O2D | -12V | +12VM | -36V | I1D | O1 | 372321 | 399649 | . | 026 033 086 089 | Power Drivers (Two Different Types) | 1311 | N/A | |||
| AZB | O4 | O1 | O2 | I4D | I2D | I2 | O3 | I3D | GND | - | I4 | -12V | +12VM | I1 | I1D | I3 | 372255 | 399523 | . | 101 | Quad Diode Gated Inverter (NOR) | 1311 | N/A | |||
| AZC | 372256 | 399525 | . | 086 153 | 1311 | N/A | ||||||||||||||||||||
| BCT | 372510 | 747103 | . | 033 102 | 1311 | N/A | ||||||||||||||||||||
| CAB | I1 | I1 | O2 | O3 | O1 | I2 | I2 | I2 | GND | I1 | PDR | -12V | +12VM | I3 | I3 | I3 | 371931 | 491149 | 3 | E, A, O | 033 | Triple 3 Input Open Collector NAND | CTRL-Inverters "N" Type Unloaded Collectors | 1620 | - | |
| CAU | *Q1 | *S1 | Q2 | *Q2 | R1 | R1 | Q1 | *R1 | GND | *R2 | *S2 | -12V | +12VM | R2 | R2 | R2 | 370353 | 484005 | . | AL | 033 | Dual RS Flip-Flop | CTRL MUP-15 | 1620 | N/A | |
| CBW | O1 | I1 | O2 | I2 | O4 | O3 | I4 | I3 | - | - | +12V | -12V | - | - | +12V | - | 2115030 [370720] | - | 7 | AM | 033 083 | Quad Emitter Follower (Photodiode Amplifier) | CTRL-Emitter Followers,Low Current [Photo Diode Sensor-DE] | - | - | |
| CD | I1 | I1 | O2C | O3 | O1 | I2 | I2 | I2 | GND | I1 | O2R | -12V | +12VM | I3 | I3 | I3 | 371029 | 491149 | 3 | E, A, O | 033 | Triple 3 Input NAND | CTRL-Inverter "N" Type | 1620 | - | |
| CE | PU1 | I1 | I2 | PDR | O4 | I3 | O1E | O3E | GND | PU2 | I4 | -12V | - | O2E | +12V | PU3 | 371032 | - | . | DE | 025 | Quad Emitter Follower | CTRL-Emitter Follower PNP | N/A | N/A | |
| CEYB | PU1 | I1 | I2 | PDR | O4 | I3 | O1E | O3E | GND | PU2 | I4 | -12V | - | O2E | +12V | PU3 | 371032 | 491155 | 3 | DE | 025/033 | Quad Emitter Follower | CTRL-Emitter Follower PNP | 1620 | - | |
| DAR | - | I1 | I2 | - | O4 | I3 | O1 | O3 | GND | - | I4 | -12V | +12VM | O2 | - | - | 370082 | - | 5 | DP, DE | 045/101 | Quad Buffer | SDTRL-Driver,Low Power-IO Base Non-inverting | - | - | |
| DAT | - | I1 | - | - | - | I2 | O1 | O2 | GND | - | - | -12V | +12VM | - | - | - | 370172 | - | 5 | DP | 030 097 | Dual Power Driver | SDTRL-Inverting,Heavy Power Driver | - | - | |
| DAW | I1 | I1 | O2 | O3 | O1 | I2 | I2 | I2 | GND | I1 | PDR | -12V | +12VM | I3 | I3 | I3 | 370083 | 492909 | 5 | E, A, O | 045/101 | Triple 3 Input Open Collector NAND | SDTRL-Inverter, 3 Way, Unloaded Collectors | 1620 | - | |
| DAX | I2 | I1 | O3 | I1 | I3 | I3 | O1 | I2 | GND | O4 | PDR | -12V | +12VM | O2 | I4 | I4 | 370084 | 492867 | 5 | E, A, O | 045/101 | Quad 2 Input Open Collector NAND | SDTRL-Inverter, 2 Way, Unloaded Collectors | 1620 | - | |
| DBU | O2 | I5 | I3 | I3 | I2 | I1 | I1 | I1 | GND | I4 | O5 | -12V | +12VM | O1 | O3 | O4 | 370384 | 493121 | 4 | IDL | 030 045/101 | Penta 1..3 Input NAND Line Driver | Drift Logic Driven DL | 1620 | - | |
| DED | O1 | I3 | I2 | I1 | O2 | I4 | O3 | O4 | GND | - | GND | -12V | +12VM | - | - | - | 371987 | 493259 | 5 | DL, D | 045/101 | Quad Line Driver | SDTRL-Standard Cable Driver | 1620 | - | |
| DEE | O2 | O1 | O3 | I2 | I3 | C3 | O4R | I4 | GND | C2 | O4C | -12V | +12VM | C1 | I1 | C4 | 371988 | 493261 | 2 | DT | 045/101 | Quad NAND Line Receiver | SDTRL Standard Cable Terminator Gated | 1620 | - | |
| DEQ | O3 | I2 | I2 | O2 | I1 | I1 | I3 | *O3 | GND | I3 | I3 | -12V | +12VM | I2 | I1 | O1 | 370212 | 484019 | 6 | IP | 101 106 | Triple 3 Input AND w/ 1 inverted output | SDTRL MUP | 1620 | - | |
| DES | I1I4 | I1I4 | O3 | O5 | I5 | O4 | I2I4 | I2I4 | GND | I3 | I3 | -12V | +12VM | I5 | I3 | *I4 | 370202 | 484001 | 6 | - | 101 | 3 Input NAND, 2/2 Input AND/OR w/ 1 inverted OR Input, 2 Input NAND | SDTRL MUP | 1620 | - | |
| DET | I1I4 | I1I4 | O5 | O6 | I6 | O4 | I2I4 | I2I4 | GND | I5 | I5 | -12V | +12VM | I6 | I3I4 | I3I4 | 370203 | - | 6 | - | 101 | 2/3 Input AND/OR, Dual 2 Input NAND | SDTRL MUP | N/A | - | |
| DEU | I1I4 | I1I4 | O5 | O6 | I6 | O4 | I2I4 | I2I4 | GND | I5 | I5 | -12V | +12VM | I6 | I3I4 | I3I4 | 370200 | - | 6 | - | 101 | 2/3 Input AND/OR, Dual 2 Input NAND | SDTRL MUP | N/A | - | |
| DEV | O7 | O5 | I1I6 | I2I6 | O6 | I3I7 | I3I7 | I4I7 | GND | I1I6 | I4I7 | -12V | +12VM | I5 | I5 | I2I6 | 370214 | 484023 | 6 | - | 101 | Dual 2/2 Input AND/OR, Single 2 Input NAND | SDTRL MUP | 1620 | - | |
| DEW | I1 | O1 | O6 | O3 | O4 | O5 | O2 | I2 | GND | I6 | I | -12V | +12VM | I3 | I4 | I5 | 370211 | 484017 | 6 | - | 101 106 | Penta 2 Input NAND w/ Common Input (L), Inverter | SDTRL MUP | 1620 | - | |
| DFA | *S2 | Q1 | *Q1 | *Q2 | Q2 | Q2U | *S2 | *R2 | GND | *S1 | *S1 | -12V | +12VM | Q1U | *R1 | *R1 | 370224 | - | 4 | L | 045 | Dual Buffered RS Flip-Flop | SDTRL MUP Number 12 | - | - | |
| DFB | I3I6 | I3I6 | *I4 | O4 | *I5 | O5 | O6 | *I6 | GND | I2I5 | I2I5 | -12V | +12VM | I1I4 | I1I4 | I1I4 | 370206 | 484009 | 6 | - | 101 | Triple 2 Input AND w/ Not Input OR | SDTRL MUP | 1620 | - | |
| DFC | I1 | I1 | O3 | O4 | O2 | O1 | I | I3 | GND | I2 | I2 | -12V | +12VM | I3 | I4 | I4 | 370205 | 484007 | 6 | - | 101 | Quad 3 Input NAND w/ 1 Common Input (G) | SDTRL MUP | 1620 | - | |
| DFD | *Q1 | *S1 | Q2 | *Q2 | R1 | R1 | Q1 | *R1 | GND | *R2 | *S2 | -12V | +12VM | R2 | R2 | R2 | 370204 | 484005 | 6 | AL | 045/101 | Dual RS Flip-Flop | SDTRL MUP Number 15 | 1620 | - | |
| DFE | I2 | I2 | O1 | I1 | I1 | I2 | O2 | I2 | GND | I2 | I2 | -12V | +12VM | I3 | I3 | O3 | 370201 | 484003 | . | 101 | Dual 2 Input NAND, Single 6 Input NAND | 1620 | N/A | |||
| DFG | O1 | O2 | O3 | I3 | I3 | I3 | I3 | I3 | GND | I1 | I1 | -12V | +12VM | I2 | I2 | I3 | 370209 | 484015 | . | 101 | Dual 2 Input NAND, 3/2 Input AND/OR | 1620 | N/A | |||
| DFP | I3I4 | I3I4 | I3I4 | O4C | I5 | O4R | I1I4 | I2I4 | GND | O5 | I1I4 | -12V | +12VM | I2I4 | I2I4 | I1I4 | 370228 | 484047 | 6 | -, IP | 101 106 | 3/3 Input Open Collector AND/OR w/ Pulldown, Inverter | SDTRL MUP | 1620 | - | |
| DFR | O1 | O2R | I1 | I2 | O2 | O1R | O4R | I3 | GND | +?V | O3 | -12V | - | I4 | O4 | O3R | 370226 | 484043 | . | 083 | Quad Emitter Follower | 1311 | N/A | |||
| DGA | O2 | O1 | O3 | I2T | I3T | I3 | GND | I4T | GND | I2 | O4 | - | +12VM | I1 | I1T | I4 | 370242 | 484069 | 6 | DT | 101 | Quad Open Collector NAND Line Receiver | Terminator Gated Without Loads | 1620 | - | |
| DGT | 370380 | 484027 | . | 102 | 1311 | N/A | ||||||||||||||||||||
| DGV | 370378 | 484029 | . | 102 | 1311 | N/A | ||||||||||||||||||||
| DGW | 370377 | 484029 | . | 102 | 1311 | N/A | ||||||||||||||||||||
| DGX | 370376 | 484031 | . | 102 | 1311 | N/A | ||||||||||||||||||||
| DHB | 370348 | 484123 | . | 102 | 1311 | N/A | ||||||||||||||||||||
| DHC | 370372 | 484123 | . | 102 | 1311 | N/A | ||||||||||||||||||||
| DHE | TC-0 | I1 | O1R | TC-0.3US | TC-3US | TC-30US | TC-C | TC-0.3MS | GND | I1 | I1 | -12V | +12VM | O1C | TC-3MS | TC-30MS | 370262 | 484089 | 6 | SS | 033 101 | Open Collector Programmable Falling Edge Triggered One Shot w/ Pulldown | SDTRL - Single Shot 0.15 Usec. to 65 Msec. | 1311 | - | |
| DHU | 372169 | 399591 | . | 102 | 1311 | N/A | ||||||||||||||||||||
| FL | I1 | I1 | I1 | I1 | O1 | I2 | I2 | I2 | GND | O2 | I2 | -12V | +30V | -36V | - | - | 371396 | 492949 | . | SWD | 083 086 | Dual 4 Input Open Collector OR Buffer 270mA | Alloy-Switch,Decoder | 1620 | N/A | |
| FM | II1 | I2 | IO1 | O2E | I1 | - | - | - | GND | - | - | -12V | - | -36V | - | - | 371397 | 492947 | 5 | D | 083 091/087 | Gated 270mA Current Switch w/Emitter Follower | Alloy-Driver,Current | 1620 | - | |
| FP | R1A | R1B | R2A | R2B | R3A | R3B | R4A | R4B | - | - | - | - | - | - | - | - | 371453 | - | 5 | R | - | Quad Resistor 40.2ohm 2W | Alloy-Load Resistor | - | - | |
| FQ | - | - | I1 | - | - | - | O1 | - | GND | - | - | - | +30V | - | +12V | - | 371454 | 493173 | . | DP | 050 | Gated 270mA Current Source | Alloy-Current Source | 1620 | N/A | |
| GJ | - | - | - | - | - | - | - | - | GND | -C1 | +C2 | -C3 | - | - | +C4 | -C5 | 371501 | 491477 | . | - | Penta Capacitor 10uf 20VDC | 1311 | N/A | |||
| MH | O4 | I3 | O3R | O2 | O3C | I4R | I1C | I4C | GND | I1R | O1C | -12V | +12VM | I2R | I2C | O1R | 371487 | 492793 | 5 | I, A, O | 033 | Quad Inverter | CTRL- Inverter, Power - PNP | 1620 | - | |
| MX | I2 | I1 | O3 | I1 | I3 | I3 | O1 | I2 | GND | O4 | O2R | -12V | +12VM | O2C | I4 | I4 | 371661 | 492867 | 5 | E, A, O | 033 | Quad 2 Input Open Collector NAND | CTRL-Inverter "N" 2 Way Extender | 1620 | - | |
| NN | O1E | P2 | P1 | I1 | - | PDR | - | - | GND | - | +12V | -12V | - | - | - | - | 371678 | 492893 | 5 | AM/R | 033 083 | 100mV Gated Sense Amplifier | CTDL-Sense Amplifier,Buffer | 1620 | - | |
| NP | I1 | I1 | O1 | I2 | I2 | I3 | O3 | O2 | GND | - | - | -12V | +12VM | I3 | - | - | 371684 | 492905 | 5 | DP | 078 | Triple 2 Input NAND SCR Relay Driver | CTRL-Driver,Relay Thyratron V.M. | 1620 | - | |
| PF | I1D | O1L | O2L | I1 | I2 | O1C | I2D | O2C | GND | - | +12V | -12V | -12VM? | - | - | - | 371750 | - | 5 | D | 026 083 | Dual Lamp/Relay Driver | CTRL-Drivers,VM,Light or Relay | - | - | |
| PG | O1 | O1 | - | I1 | - | *O1 | *O1 | - | GND | - | - | -12V | +12VM | - | - | - | 371777 | - | 5 | SW | 026 083 | Balanced Driver | Control-Selector,Brake or Clutch | - | - | |
| PH | O1 | I1 | O2 | I2 | O4 | O3 | I4 | I3 | - | - | +12V | -12V | - | - | +12V | - | 371778 | - | 2 | AM | 033 083 | Quad Emitter Follower (Photodiode Amplifier) | CTRL-Emitter Followers,Low Current | - | - | |
| PJ | PD1 | PD2 | O1 | O1 | O2 | O2 | I1 | I2 | GND | - | - | -12V | +12VM | - | - | - | 371779 | - | 5 | D | 028 | Dual Open Collector Driver w/Pulldown Resistor | Control-Drivers,Brake and Clutch | - | - | |
| PK | O1 | - | I1B | I1E | - | - | - | I1R | GND | - | - | -12V | +12VM | - | - | - | 371780 | - | 2 | AM | 033 083 | Latch w/Emitter Follower Input | Control-Lock Circuit- Photosense | - | - | |
| QU | C | POS | OUT | E | REF | EE | CC | ADJ | D1A | D1K | D2A | D2K | FILTER | - | - | - | - | - | . | ?PNP | Voltage Regulator | - | N/A | |||
| RE | VO1 | VI1 | J1 | J1 | spare | I1 | - | O1 | spare | - | - | - | - | spare | spare | spare | 371699 | 492955 | 5 | THER | - | Overtemperature Switch | Alloy-Thermoswitch N/C 122F | 1620 | - | |
| TAB | I4 | I2 | I3 | O4 | O2 | O3 | O1 | I1 | GND | - | - | -12V | +12VM | - | - | - | 370066 | - | . | DL | 030 | Quad Emitter Follower Line Driver | SDTRL 93ohm Coax Line Driver-Dispersed Loads | - | N/A | |
| TAF | - | - | O1R | O1 | - | - | - | - | GND | - | - | -12V | +12VM | - | - | - | 370365 | 492915 | . | OSC | 033 039/106 | 1MHz Crystal Oscillator | SDTRL-Oscillator, One MC | 1620 | N/A | |
| TAG | I2 | I1 | O3 | I1 | I3 | I3 | O1 | I2 | GND | O4 | O2R | -12V | +12VM | O2C | I4 | I4 | 370366 | 492867 | 5 | E, A, O | 039/101 | Quad 2 Input NAND | SDTRL-2Way Inverter | 1620 | - | |
| TAH | I1 | I1 | O2C | O3 | O1 | I2 | I2 | I2 | GND | I1 | O2R | -12V | +12VM | I3 | I3 | I3 | 370367 | 492909 | 5 | E, A, O | 039/101 | Triple 3 Input NAND | SDTRL-3 Way Inverter | 1620 | - | |
| TAJ | RG1 | Q | *R | RP1 | RG2 | RP2 | RR1 | *S | GND | SG2 | SP2 | -12V | +12VM | *Q | SP1 | SG1 | 370364 | - | . | TB | 039 | AC Coupled RS Flip-Flop | SDTRL-Trigger, Binary | - | N/A | |
| TAK | O4 | I3 | O3R | O2 | O3C | I4R | I1C/- | I4C/- | GND | I1R | O1C | -12V | +12VM | I2R | I2C/- | O1R | 370368 | - | . | I | 039 | Quad Inverter | SDTRL-Inverter, Power-PNP | - | N/A | |
| TAL | PDR | CAP | I1 | O1 | PDD | - | - | - | GND | - | - | -12V | +12VM | - | - | - | 370370 | 492911 | . | DSP | 025/033 039/101/106 | One Shot | SDTRL-Generator, Sample Pulse | 1620 | N/A | |
| TAR | O3 | I1 | I1 | O2 | I2 | I2 | - | - | GND | - | O1 | -12V | +12VM | I3 | I3 | - | 370105 | - | 5 | V | 101 | Triple 2 Input XOR | SDTRL-Exclusive "OR" | N/A | - | |
| TAS | I1 | I1 | O1R | - | - | - | - | - | GND | I1 | O1 | -12V | +12VM | - | - | I1 | 370106 | - | 5 | - | 101 | 4 Input Open Collector Even Parity Checker | SDTRL-Exclusive "OR" (Pyramid) | N/A | - | |
| TBD | I1 | O2A | O2B | OCB | I2 | O1A | OCA | O1B | GND | IE | +12V | -12V | - | - | +12V | - | 370171 | - | 7 | SW | 071 083 | Dual ? | SDTRL-Alloy Switch | - | - | |
| TBN | I1R | I1C | - | TC-0 | TC-C | TC-s | TC-f | TC-vs | GND | O1R | O1 | -12V | +12VM | - | - | TC-m | 370291 | - | 6 | SS | 101 033 | Open Collector Programmable Falling Edge Triggered One Shot w/ Pulldown | SDTRL Single Shot Variable | N/A | - | |
| TCK | T1B | T2B | T3B | T4B | T5B | T6B | T1A | T7B | GND | T8B | T9B | - | +12VM | T2A | T3A | T4A | 370334 | 493281 | . | - | 100ohm terminators: Quad to 0V w/9 to 1.5V | SDTRL-End of Line Terminators | 1620 | N/A | ||
| TCZ | *S2 | Q1 | *Q1 | *Q2 | Q2 | Q2U | *S2 | *R2 | GND | *S1 | *S1 | -12V | +12VM | Q1U | *R1 | *R | 370335 | 493427 | 4 | L | 045/101/106 | Dual Buffered RS Flip-Flop w/Common Reset | SDTRL-Modified MUP Number 12 | 1620 | - | |
| TDA | I1 | O5 | O4 | O3 | O2 | O1 | I5 | - | GND | - | - | -12V | +12VM | I4 | I3 | I2 | 370359 | 493117 | . | TL | 045/101 | Penta Line Receiver | SDTRL-Distributed Line Terminator | 1620 | N/A | |
| TFC | O4 | I3 | O3R | O2 | O3C | I4 | - | - | GND | I1 | O1C | -12V | +12VM | I2 | - | O1R | 370646 | 484425 | 6 | I, IP | 106 | Quad Inverter w/ speedup capacitors | SDTRL-Inverter, Power-PNP [SDTRL - Compensated Low Power Inverter] | 1620 | - | |
| TFG | RG1 | *S1 | Q2 | *Q2 | Q1 | SG1 | TP1 | *Q1 | GND | *R2 | SG2 | -12V | +12VM | *S2 | RG2 | TP2 | 370809 | - | 6 | TB | 101 | Dual Gated Toggle Flip-Flop | SDTRL Binary Trigger #2 | N/A | - | |
| TNC | O1 | R+ | R+ | RG | - | - | - | - | GND | - | - | -12V | +12VM | - | - | - | 372231 | - | 5 | OSC | 065 101 | Open Collector 2MHz Crystal Oscillator (Note: probable errors in schematic for pins C and D) | SDTRL - SDTRL - 2 MC Oscillator | N/A | - | |
| TRAN | S-12VU | S-12VU | S-12VU | S-12VU | S-12VC | S-12VC | S-12VC | S-12VC | GND | - | - | - | S-12VL | S-12VL | S-12VL | S-12VL | 801578 | - | N/A | - | - | Transformer w/ options for 208V or 230V 60Hz AC | 60 Cycle Transformer | N/A | - | |
| TTN | spare | R1 | R2 | R3 | R4 | R5 | R6 | spare | - | spare | spare | spare | spare | spare | +12V | spare | 372322 | - | 5 | R | - | Hex Pullup +12V 30.0ohm 3W | Resistor Card, 30.0ohm 3 Watt | N/A | - | |
| TTX | I1 | I1 | O1 | I2 | I2 | I3 | O3 | O2 | GND | - | - | - | +12VM | I3 | - | - | 372550 | - | 1 | DP | 077 | Triple 2 Input NAND SCR Relay Driver | SDTRL-Driver, Relay Thyratron | N/A | - | |
| TUH | OE | O1 | O2 | O3 | O4 | O5 | IE | I3 | GND | I5 | I4 | -12V | +12VM | -36V | I1 | I2 | 372580 | 747211 | . | 029 033 086 | Penta Driver w/ common emitter follower control | 1311 | N/A | |||
| TUJ | 372598 | 747215 | . | 033 084 | 1311 | N/A | ||||||||||||||||||||
| TUV | O1E2 | O1E1 | O1C2 | O2 | O2 | I2 | O2 | O2 | GND | - | I1 | -12V | +12VM | I2 | - | O1C1 | 372613 | 747259 | . | 086 100 | Level Converters/Drivers (2 different types) | 1311 | N/A | |||
| UDM | C1 | C2 | C3 | C4 | C5 | C6 | C7 | C8 | GND | C9 | C10 | - | - | C11 | C12 | - | - | - | 5 | DLY | - | Time Programming card for One Shot: 10ns to 640ns in 10ns increments | Capacitor Card | N/A | - | |
| VE | I2 | I1 | O3 | I1 | I3 | I3 | O1 | I2 | GND | O4 | O2R | -12V | +12VM | O2C | I4 | I4 | 371869 | - | 5 | E, A, O | 039 | Quad 2 Input NAND | SDTRL-2Way Inverter | - | - | |
| VF | I1 | I1 | O2C | O3 | O1 | I2 | I2 | I2 | GND | I1 | O2R | -12V | +12VM | I3 | I3 | I3 | 371870 | 492909 | 5 | E, A, O | 039/045 | Triple 3 Input NAND | SDTRL-3 Way Inverter | 1620 | - | |
| VG | - | - | O1R | O1 | - | - | - | - | GND | - | - | -12V | +12VM | - | - | - | 371868 | - | . | OSC | 033 039 | 1MHz Crystal Oscillator | SDTRL-Oscillator, One MC | - | N/A | |
| VJ | RG1 | Q | *R | RP1 | RG2 | RP2 | RR1 | *S | GND | SG2 | SP2 | -12V | +12VM | *Q | SP1 | SG1 | 371867 | 492907 | . | TB | 039 | AC Coupled RS Flip-Flop | SDTRL-Trigger, Binary | 1620 | N/A | |
| VL | PDR | CAP | I1 | O1 | PDD | - | - | - | GND | - | - | -12V | +12VM | - | - | - | 371874 | - | . | DSP | 025 039 | One Shot | SDTRL-Generator, Sample Pulse | - | N/A | |
| VM | O4 | I3 | O3R | O2 | O3C | I4R | I1C | I4C | GND | I1R | O1C | -12V | +12VM | I2R | I2C | O1R | 371871 | 492913 | 5 | I | 039/045 | Quad Inverter | SDTRL-Inverter, Power-PNP | 1620 | - | |
| WF | I1 | I1 | I1 | I1 | O1 | I2 | I2 | I2 | GND | O2 | I2 | -12V | +30V | -36V | - | - | 371789 | - | . | SWD | 083 086 | Dual 4 Input Open Collector OR Buffer 270mA | Alloy-Switch,Decoder | - | N/A | |
| WG | II1 | I2 | IO1 | O2E | I1 | - | - | - | GND | - | - | -12V | - | -36V | - | - | 371790 | - | 5 | D | 083 091 | Gated 270mA Current Switch w/Emitter Follower | Alloy-Driver,Current | - | - | |
| WJ | I1D | I1R | O1 | - | O2 | - | I2R | I2D | GND | - | - | -12V | - | - | +12V | - | 371881 | 493181 | 5 | D | 071 083 | Dual 300mA 12V Driver | Alloy-Driver, 12V | 1620 | - | |
| WM | O1 | - | O2 | - | - | I1 | - | I2 | GND | - | - | -12V | - | - | +12V | - | 371882 | 493183 | 7 | AMP | 033 083 | Dual Open Collector Sense Amplifier | Alloy-Sense Amplifiers, Single Shot | 1620 | - | |
| WY | I1+ | - | I1- | - | - | O1 | - | *I1 | GND | - | - | -12V | - | - | +12V | - | 371900 | 493199 | 7 | AMP | 015 033/129 065 | Gated Open Collector Sense Amplifier | Alloy-Amplifier, Pre Sense No. 2 | 1620 | - | |
| YAR | D1 | D2 | D3 | D4 | D5 | D6 | D7 | D8 | - | - | - | - | COMMON | - | - | - | 370321 | - | 5 | DIODE CARD | - | Octal Common Cathode Diode Package | CF Diode Card | - | - | |
| YGB | NEG | NEG | NEG | NEG | NEG | NEG | NEG | POS | POS | POS | POS | POS | POS | POS | - | BIAS | 370576 | 484337 | 1 | OV | 026 086 | Crowbar | Overvoltage Protection 12 Volt | 1620 | - | |
| YGC | NEG | NEG | NEG | NEG | NEG | NEG | NEG | POS | POS | POS | POS | POS | POS | POS | - | BIAS | 370577 | 484339 | 1 | OV | 026 086 | Crowbar | Overvoltage Protection 36 Volt | 1620 | - | |
| YGH | D1 | D2 | E | C | V | DCOMMON | - | IN | - | ? | POS | R | - | - | NEG | - | 370609 | 484335 | 6 | AM | 026 028 036/113 | Voltage Regulator | 36 Volt Diff Amplifier | 1620 | - | |
| YGJ | D1 | D2 | E | C | V | DCOMMON | - | IN | - | ? | POS | R | - | - | NEG | - | 370610 | 484335 | 6 | AM | 026 028 036/113 | Voltage Regulator | 12 Volt Diff Amplifier | 1620 | - | |
| YGK | 370611 | - | . | AM | 026 028 036 | Voltage Regulator | 20 Volt at 15 Amp Diff Amplifier | - | N/A | |||||||||||||||||
| YGN | E | COM12 | RC | C | D1 | D2 | - | COM34 | - | ZA | IN | D3 | D4 | RB | ZC | - | 370614 | 484369 | . | AM | 026 028 036 | Voltage Regulator | 30 Volt Diff Amplifier | 1620 | N/A | |
| YGQ | C | COM12 | E | DC | - | R | - | ZA | O | IN+ | - | DA1 | - | DA2 | IN- | IN- | 370616 | - | N/A | - | 026 028 036 | Voltage Regulator | 3 Volt Marginal Check Diff Amplifier | N/A | - | |
| YJA | spare | R1 | R2 | R3 | R4 | R5 | R6 | spare | GND | spare | spare | spare | spare | spare | +12V | spare | 370788 | 492345 | 5 | R | - | Hex Pullup +12V 40.2ohm 3W | Alloy-Resistor Card, 3 Watt [MARS Resistor Load Matrix] | 1620 | - | |
| YJB | spare | R1 | R2 | R3 | R4 | R5 | R6 | spare | GND | spare | spare | spare | spare | spare | +12V | spare | 370789 | 492345 | . | R | - | Hex Pullup +12V 17.2ohm 3W | Alloy-Resistor Card, 3 Watt | 1620 | N/A | |
| YKE | OE | O5 | O4 | O3 | O2 | O1 | IE | I3 | GND | I1 | I2 | -12V | +12VM | -36V | I5 | I4 | 372317 | 399643 | . | 029 | Penta Driver w/ common control | - | N/A | |||
| YKF | I1 | I1 | I1 | I1 | I1 | I1 | I1 | I1 | GND | - | I1 | -12V | +12VM | -36V | I1 | O1 | 372306 | 399621 | . | 033 083 | 10 Input Open Collector OR | 1311 | N/A | |||
| YKJ | 372304 | 399617 | . | 065 101 104 | 1311 | N/A | ||||||||||||||||||||
| YNE | 372614 | 747261 | . | 033 101 102 | 1311 | N/A | ||||||||||||||||||||
| YNS | O1C | O1R | IDA | ODC | O | ODA | IDC | IM | GND | - | - | -12V | +12VM | IP | - | - | 372690 | 747551 | . | 033 | Unknown Open Collector w/ pulldown (complex) | 1311 | N/A | |||
| ZGT | OUT- | OUT- | - | - | X | X | SENSE- | SENSE+ | - | - | - | OUT+ | - | OUT+ | BULK | BULK | 372596 | - | 8 | - | 026 086 119 | Voltage Regulator (Note: pins H & M may be swapped) | 12V Power Supply Amplifier | N/A | - | |
| ZKV | I1 | T1 | R1-2A | R1-1A | PD | R1-1AR | R1-1B | R1-2B | GND | - | - | -12V | - | CAP | DC | - | 372687 | - | 6 | O-SS/R | 033 173 194 | One Shot controlled Reed Relay (0.4 sec retriggerable) | ETM Delay Circuit | N/A | - | |
| J1 | J2 | J3 | J4 | J4 | J5 | J6 | J6 | - | - | J5 | - | - | J3 | J2 | J1 | - | 747175 | . | - | Jumpers | 1311 | N/A |