Power Amplifier
| Terminal No. | Contents | Measuring condition | Standard |
|---|---|---|---|
| (R315) No. 1 ←→ Chassis ground | +B | Always | Battery voltage |
| (R315) No. 2 | - | - | - |
| (R315) No. 3 ←→ Chassis ground | GND | Always | 0 V |
| (R315) No. 4 | - | - | - |
| (R315) No. 5 | - | - | - |
| (R315) No. 6 | - | - | - |
| (R315) No. 7 | - | - | - |
| (R315) No. 8 | - | - | - |
| (R315) No. 9 | TWR (+) | - | - |
| (R315) No. 10 | - | - | - |
| (R315) No. 11 | FL (+) | - | - |
| (R315) No. 12 | FR (+) | - | - |
| (R315) No. 13 | TWL (+) | - | - |
| (R315) No. 14 | RL (+) | - | - |
| (R315) No. 15 | RR (+) | - | - |
| (R315) No. 16 | +B2 | Always | Battery voltage |
| (R315) No. 17 | - | - | - |
| (R315) No. 18 | GND2 | Always | 0 V |
| (R315) No. 19 | - | - | - |
| (R315) No. 20 | - | - | - |
| (R315) No. 21 | - | - | - |
| (R315) No. 22 | - | - | - |
| (R315) No. 23 | - | - | - |
| (R315) No. 24 | TWR (-) | - | - |
| (R315) No. 25 | - | - | - |
| (R315) No. 26 | FL (-) | - | - |
| (R315) No. 27 | FR (-) | - | - |
| (R315) No. 28 | TWL (-) | - | - |
| (R315) No. 29 | RL (-) | - | - |
| (R315) No. 30 | RR (-) | - | - |
| (R316) No. 1 | MUTE | - | - |
| (R316) No. 2 | L (-) | - | - |
| (R316) No. 3 | L (+) | - | - |
| (R316) No. 4 | R (-) | - | - |
| (R316) No. 5 | R (+) | - | - |
| (R316) No. 6 | SLD | - | - |
| (R316) No. 7 | TX (-) | - | - |
| (R316) No. 8 | TX (+) | - | - |
| (R316) No. 9 | - | - | - |
| (R316) No. 10 | - | - | - |
| (R316) No. 11 | - | - | - |
| (R316) No. 12 | ACC | - | - |
| (R316) No. 13 | - | - | - |
| (R316) No. 14 | II1 (-) | - | - |
| (R316) No. 15 | II1 (+) | - | - |
| (R316) No. 16 | - | - | - |
| (R316) No. 17 | - | - | - |
| (R316) No. 18 | SLD2 | - | - |
| (R316) No. 19 | - | - | - |
| (R316) No. 20 | - | - | - |
| (R316) No. 21 | - | - | - |
| (R316) No. 22 | - | - | - |
| (R316) No. 23 | - | - | - |
| (R316) No. 24 | - | - | - |