RTI control module (to CD-ROM changer)
Before taking any readings, see Connecting the breakout box and checking the ground terminal .
The RTI control module terminals D1-D6 correspond to terminals #42-#47 on the breakout box.
| Control module terminal | Breakout box terminal | Signal type | Ignition on | Signal specification |
|---|---|---|---|---|
| D1 | #42 | Clock signal from CD-ROM changer | Digital signal | Melbus protocol |
| D2 | #43 | Data signal from the CD ROM changer | Digital signal | Melbus protocol |
| D3 | #44 | - | - | - |
| D4 | #45 | Busy signal from CD-ROM changer | Digital signal | Melbus protocol |
| D5 | #46 | 15 supply | Ubat | - |
| D6 | #47 | - | - | - |
| H | Screen ground, cable to the CD-ROM changer | Ulow | - |