f you wish to get External Video in to a V2020/1/2/3 then the signal needs to be amplifed and fed to Pin 17. Similarly Video Output from Pin 18 needs to be buffered before it can drive a 75 ohm line.
| Pin | Function |
| 1 | External Audio Input. |
| 2 | Audio Output. Internal feed to UHF Modulator. |
| 3 | +12Vd.c. Output. |
| 4 | Test Point for Bias adjustment |
| 5 | Camera Remote Out |
| 6 | External ON (XON): Goes High when channel 00 is selected. |
| 7 | Remote in. (Data via Camera) |
| 8 | Voltage Actuator Added. |
| 9 | Head to Frame Added Pulse. |
| 10 | Ground for Head Frame Added. |
| 11 | Muting: Low is no signal applied. |
| 12 | NOT REC: Goes low in Record mode, |
| 13 | Mute All: Goes low when External Video In is selected. |
| 14 | Mute Sound: Goes Low when External Audio In is selected. |
| 15 | Playback envelope track sensing. (Envelope Curve) |
| 16 | Ground for Pin 15. |
| 17 | External Video Input. |
| 18 | External Video Output. |
| 19 | NOT PB. Goes low in Playback mode. |
| 20 | Ground for Pin 1. |
правильная
с ошибками