| SVM-68 Box Wiring | |||
| Box Code | J1 Interface | Description | |
| J3-1 | 1 | Radio SVM Tx cip | |
| J3-5 | 2 | Radio SVM Rx cip | |
| J3-14 | 3 | Radio SVM Tx audio | |
| J3-4 | 4 | Radio SVM Rx audio | |
| E4 | 5 | ? mem batt | |
| J2E | 6 | key load conn | |
| E1 | 7 | +15 V main batt | |
| J3-3 | 8 | Radio SVM Chopped B+ | |
| J3-15 | 9 | Radio SVM main Battery B+ | |
| J3-12 | 10 | Radio SVM Tx B+ | |
| J3-7 | 11 | Radio SVM Squelch disable (DC Open) | |
| S1Top | 12 | cipher Z OFF | |
| J3-2 | 13 | Radio SVM Gnd (dc gnd) | |
| S1Bottom | 14 | cipher ON | |
| E2 | 15 | -15 V main batt | |
| J3-13 | 16 | Radio SVM gnd(DC gnd) | |
| E3 | 17 | ? mem batt | |
| J3-10 | 18 | Radio SVM gnd(DC gnd) | |
| J2F | 19 | key load conn | |
| J3-9 | 20 | Radio SVM 150 Hz disable(DC gnd) | |
| J2A | 21 | key load conn | |
| J3-8 | 22 | Radio SVM Gnd = SVM installed (DC gnd) | |
| J2B | 23 | key load conn | |
| S1Middle | 24 | cipher common | |
| J2C | 25 | key load conn | |
| J2D | 26 | key load conn | |
| J3-6 | 99 | Radio SVM RX B+ | |
| J3-11 | 99 | Radio SVM On/Off Run B+ | |
|
J1
|
Analog baord 26 sockets | ||
|
P1
|
Box 26 pins | ||
|
P3
|
Box 15 pin SVM plug | ||
|
J2
|
Box 6 contact Kay Load | ||
|
J4
|
Analog Baord 16 sockets | ||
|
P4
|
Digital baord 16 sockets | ||
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SVM68BoxWire.htm