Connector (A)
MAIN UNIT CONNECTOR (A)
| Pin No. | Cable colour | Component/function | In/out | Test conditions | Across | Test reading | See |
|---|---|---|---|---|---|---|---|
| 1 | No connection | ||||||
| 2 | No connection | ||||||
| 3 | RD/BN | Telephone mute | In | No telephone call. Telephone call. |
3(A)-8(A) 3(A)-8(A) |
4-6 V <2 V |
Telephone system |
| 4 | BN/RD | Power supply (+15 circuit) | In | Ignition ON | 4(A)-8(A) | B+ | SYSTEM WIRING DIAGRAMS |
| 5 | BK/WH | Trigger voltage (electric antenna) |
Out | Main unit on. | 5(A)-8(A) | SYSTEM WIRING DIAGRAMS | |
| 6 | GN/WH | Rheostat | |||||
| 7 | RD | Power supply (+30 circuit) | In | 7(A)-8(A) | B+ | SYSTEM WIRING DIAGRAMS | |
| 8 | BK | Ground | 8(A) - good grounding point | <0.5V | SYSTEM WIRING DIAGRAMS |