Terminals and Reference Value for Display Control Unit
TERMINALS AND REFERENCE VALUE FOR DISPLAY CONTROL UNIT
| Terminal (Wire color) | Item | Signal input/output | Condition | Reference value | ||
|---|---|---|---|---|---|---|
| + | - | Ignition switch | Operation | |||
| 1 (W/L) | Ground | Battery power supply | Input | OFF | - | Battery voltage |
| 2 (W/G) | Ground | Power supply (Inverter) | Output | ON | - | Approx. 9 V |
| 3 (B) | Ground | Ground | - | ON | - | Approx. 0 V |
| 4 (BR/W) | Ground | Power supply (Signal) | Output | ON | - | Approx. 9 V |
| 5 (P) | Ground | Ground (Inverter) | - | ON | - | Approx. 0 V |
| 6 (OR) | Ground | Reverse signal | Input | ON | Selector lever in R position | Approx. 12 V |
| Selector lever except in R position | Approx. 0 V | |||||
| 7 (P/L) | Ground | Ground (Signal) | - | ON | - | Approx. 0 V |
| 10 (LG) | Ground | ACC power supply | Input | ACC | - | Battery voltage |
| 12 (W) | Ground | Ignition signal | Input | ON | - | Battery voltage |
| 13 (B) | Ground | Ground | - | ON | - | Approx. 0 V |
| 14 (R/L) | Ground | Illumination signal | Input | OFF | Lighting switch ON | Approx. 12 V |
| Lighting switch OFF | Approx. 0 V | |||||
| 16 (G) | Ground | Vehicle speed signal (8-pulse) | Input | ON | When vehicle speed is approx. 25 MPH (40 km/h) |
NOTE:
Maximum voltage may be 5 V due to specifications (connected units).
|
| 25 (L) | - | CAN-H | - | - | - | - |
| 26 (P) | - | CAN-L | - | - | - | - |
| 28 (PU) | Ground | Communication signal (+) | Input/Output | ON | - | |
| 29 | - | Shield | - | - | - | - |
| 30 (LG) | Ground | Communication signal (-) | Input/Output | ON | - | |
| 36 (PU) | Ground | Communication signal (DCU-DSP) | Output | ON | - | |
| 37 | - | Shield | - | - | - | - |
| 38 (LG) | Ground | Communication signal (DSP-DCU) | Input | ON | - | |
| 39 | - | Shield | - | - | - | - |
| 40 (LG) | Ground | Communication signal (DCU-AUD) | Output | ON | Operate audio volume switch | |
| 42 (PU) | Ground | Communication signal (AUD-DCU) | Input | ON | Operate audio volume switch | |
| 47 | - | Shield | - | - | - | - |
| 49 | - | Shield | - | - | - | - |
| 50 (G) | Ground | RGB signal (R: red) | Output | ON | Start Confirmation/Adjustment mode, and then display color bar by selecting "Display Color Spectrum Bar" on Display Diagnosis screen | |
| 51 (B) | Ground | RGB area (YS) signal | Output | ON | Set the selector lever in R position, and then display the rear view image | |
| 52 (Y) | Ground | RGB signal (G: green) | Output | ON | Start Confirmation/Adjustment mode, and then display color bar by selecting "Display Color Spectrum Bar" on Display Diagnosis screen | |
| 53 (W) | Ground | Vertical synchronizing (VP) signal | Input | ON | - | |
| 54 (L) | Ground | RGB signal (B: blue) | Output | ON | Start Confirmation/Adjustment mode, and then display color bar by selecting "Display Color Spectrum Bar" on Display Diagnosis screen | |
| 55 (R) | Ground | Horizontal synchronizing (HP) signal | Input | ON | - | |
| 56 (G) | Ground | RGB synchronizing signal | Output | ON | When displaying RGB image | |