Pinout from Rock Board through the Dewar Wall to the Circuit Boards in the Electronics Box ------------------------------------------------------- Original Rev. 13-SEPT-1997 Most Recent Rev. 3-NOV-1997 TCM2620 ROCK Rad Dewar 68 pin Circuit Sheld Wall Electrncs Socket Board Port Conct Box Function Conn-Pin Conn-Pin Tube Pin CARD-PIN ----------------------- -------- -------- ----- ----- ====----- TCM2620 OUT4 J1 - 60 J2 - 1 A7 K "J4" - 3 Gnd Return Line J2 - 12 J "J4" - 4 TCM2620 OUT3 J1 - 59 J2 - 2 A5 M "J3" - 3 Gnd Return Line J2 - 13 L "J3" - 4 TCM2620 OUT2 J1 - 58 J2 - 3 A3 N "J2" - 3 Gnd Return Line J2 - 14 P "J2" - 4 TCM2620 OUT1 J1 - 57 J2 - 4 A1 R "J1" - 3 Gnd Return Line J2 - 15 A "J1" - 4 Spare Signal Via VJ25 J2 - 5 Gnd Return Line J2 - 16 TCM2620 VClamp Supply J1 - 55 J2 - 6 A2 a "J2" - 21 Gnd Return Line J2 - 17 S "J2" - 22 Spare Signal Via VJ27 J2 - 7 Gnd Return Line J2 - 18 +5 V Analog VDD Supply J1 - 35 J2 - 8 A4 b "J3" - 21 Gnd Return Line &- 53 J2 - 19 c "J3" - 22 &- 56 Spare Signal Via VJ29 J2 - 9 Gnd Return Line J2 - 20 TCM2620 DSub Supply J1 - 38 J2 - 10 A6 Z "J1" - 21 Gnd Return Line J2 - 21 Y "J1" - 22 Spare Signal Via VJ211 J2 - 11 TCM2620 ROCK Rad Dewar 68 pin Circuit Sheld Wall Electrncs Socket Board Port Conct Box Function Conn-Pin Conn-Pin Tube Pin CARD-PIN ----------------------- -------- -------- ----- ----- ====----- Spare Signal Via VJ31 J3 - 1 Gnd Return Line J3 - 12 TCM-2620 MASTER CLOCK J1 - 62 J3 - 2 D4 E "J5" - 29 Gnd Return Line J3 - 13 F "J5" - 30 Spare Signal Via VJ33 J3 - 3 Gnd Return Line J3 - 14 INTEGRATE Timing Signal J1 - 63 J3 - 4 D2 D "J5" - 25 Gnd Return Line J3 - 15 C "J5" - 26 Spare Signal Via VJ35 J3 - 5 Gnd Return Line J3 - 16 CapBSwB Control Line J1 - 37 J3 - 6 D1 B "J5" - 13 Gnd Return Line J3 - 17 T "J5" - 14 Spare Signal Via VJ37 J3 - 7 Gnd Return Line J3 - 18 MODE Control Signal J1 - 64 J3 - 8 D5 X "J5" - 17 Gnd Return Line J3 - 19 H "J5" - 18 Spare Signal Via VJ39 J3 - 9 Gnd Return Line J3 - 20 +5 V Digital VDD Supply J1 - 66 J3 - 10 D3 U "J4" - 21 Gnd Return Line J3 - 21 V "J4" - 22 Spare Signal Via VJ311 J3 - 11 Electronics Box Side Only Chassis Ground G,W Your are sitting INside the dewar looking at the solder side of the hermetic connector that feeds through the wall. This is the arrangement of the contacts. | A B R C T S P D U b a N - - E V c Z M F W Y L X G K H J | Your are sitting OUTside the dewar looking at the pin side of the hermetic connector that feeds through the wall. This is the arrangement of the contacts. | A R B P S T C N a b U D - - M Z c V E L Y W F X K G J H | Summary: Analog Pairs Digital Pairs Spare Pairs Signal GND Signal GND Signal GND ------------ ------------- ----------- R A E F W G N P D C M L B T K J X H a S U V b c Z Y Radiation Shield Port Tubes --------------------------- Inner Shield Outer Shield Looking from Looking from INSIDE the Dewar OUTSIDE the Dewar ------------------ ------------------- / A1 A1 | A2 A2 Analog | A3 A3 Port --+ A4 A4 | A5 A5 | A6 A6 \ A7 A7 / D1 D1 | D2 D2 Digital | D3 D3 Port --+ D4 D4 | D5 D5 | D6 D6 \ D7 D7 Connectors Used: ---------------- The Rock's J2 Analog connector is a 21 pin socket type MDM-21-SBRP The mate to this, on the cables inside the dewar, is a MDM-21-PSB The Rock's J3 Digital connector is a 21 pin plug type MDM-21-PBRP The mate to this, on the cables inside the dewar, is a MDM-21-SSB The 26 pin hermetic connector plug in the wall of the dewar is a DT02H-16-26PN. The socket mate to this, on the cables inside the Electronics Box is a MS3116F16-26S . Rock Comps file J2 pn-mdm21sbrp MDM21S MDM21SBRP Analog J3 pn-mdm21pbrp MDM21P MDM21PBRP Digital