
Negative Switched Dome lighting
| To 12 pin | 
 | Red / black - Lamp on | 
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 | Black / red - Lamp common | 
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 | Purple / brown - Lamp Auto | 
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To
constant
Factory Dome light circuit
To
constant
Factory Door ajar switch or Body
Troubleshooting:
| SYMPTOM: | REMEDY: | 
| No power at Video Monitor | |
| 
 | Verify ground connection with continuity test from known good ground to | 
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 | black wire at 2 pin Power Harness | 
| Power but no video or | |
| sound | source is on and playing a known good media (such as a videotape). Verify | 
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 | connections at both ends of the source component harness. | 
| Picture, but no sound | |
| 
 | If problem is limited to the dash radio, verify radio is tuned to the correct | 
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 | channel, and that power to the wired RF modulator is on. (Refer to instruc- | 
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 | tions with modulator kit). Otherwise, verify all connections per the wiring | 
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 | diagram on pages 6. | 
| Static on TV Stations | |
| (Tuner Version Only) | tenna mounting and connections to the tuner. | 
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 | Note: Due to the nature of TV signals, vehicle motion, direction the vehicle | 
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 | is facing, distance from the transmitter, nearby surroundings and weather | 
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 | may adversely affect TV reception. These conditions may result in the | 
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 | following: picture roll, "snowy" picture, or momentary loss of color. | 
No Infrared remote func- tions for VCP (or other com- ponents)