Pin | Mark | I/O | Function |
No. |
| Division |
|
51 | BATT | — | Battery check LED drive |
| CHK |
| output terminal (Not used, |
| LED |
| open) |
52 | JITTER | — | Process inspection output |
| OK |
| terminal (Not used, open) |
53 | REG2 | I | Model switching input |
|
|
| terminal (L:MJ88, H:MJ80) |
54 | REG3 | I | Recharge switching input |
|
|
| terminal |
55, | — | — | Not used, open |
56 |
|
|
|
57 | EEP CS | O | EEP ROM chip select |
|
|
| output terminal |
58 | EEP CK | O | EEP ROM clock output |
|
|
| terminal |
59 | EEP | O | EEP RAM DATA output |
| DATA O |
| terminal |
60 | EEP | I | EEP ROM DATA input |
| DATA I |
| terminal |
61~64 | — | — | Not used, open |
65 | MUTE A | O | Analog mute A output |
|
|
| terminal |
66 | MUTE B | O | Analog mute B output |
|
|
| terminal |
67 | NRF | O | RF AMP standby output |
| STBY |
| terminal |
68 | DRAM | I | DRAM check input terminal |
| CHK |
|
|
69, | — | — | Not used, open |
70 |
|
|
|
71 | MONI | O | RF monitor control output |
| OFF |
| terminal (H:OFF, L:ON) |
72 | BPF | O | RF band pass filter control |
|
|
| output terminal (L:WIDE) |
73 | RF | O | RF power supply control |
| CONT |
| output terminal |
74 | MUTE | — | Mute mode switching input |
| MODE |
| terminal (Connected to |
|
|
| GND) |
75 | POWER | O | Power supply control |
| CNT |
| output terminal |
76 | ELON | I | EL display control input |
|
|
| terminal (L:ON) |
51
