Handset (For Keypad Unit / CARPHONE Module (PHM))
Before measuring, read, see CONNECTING THE BREAKOUT BOX AND CHECKING THE GROUND TERMINAL .
| Stepper unit terminal | Breakout box terminal | Signal type | Ignition on | Other |
| E1 | #32 | - | - | - |
| E2 | #33 | - | - | - |
| E3 | #34 | Handset microphone signal | Alternating current when there is sound from the handset microphone | - |
| E4 | #35 | Handset speaker signal | Alternating current when there is sound in the handset loudspeaker | - |
| E5 | #36 | Ground | Ulow | - |
| E6 | #37 | Signal, handset on cradle | U = 8V | - |
| E7 | #38 | Handset power supply | Ubat | - |
| E8 | #39 | - | - | - |