CD-ROM changer (to RTI control module)
Before taking any readings, see Connecting the breakout box and checking the ground terminal .
CD-ROM changer terminals L1-L6 correspond to #26-#31 on the breakout box.
| Control module terminal | Breakout box terminal | Signal type | Ignition on | Signal specification |
|---|---|---|---|---|
| L1 | #26 | Clock signal from the CD-ROM changer | Digital signal | Melbus protocol |
| L2 | #27 | Data signal from CD-ROM changer | Digital signal | Melbus protocol |
| L3 | #28 | - | - | - |
| L4 | #29 | Busy signal from the CD-ROM changer | Digital signal | Melbus protocol |
| L5 | #30 | 15 supply | Ubat | - |
| L6 | #31 | - | - | - |
| H | Screen ground, cable to CD-ROM changer | Ulow | - |