Check the audio remote control switch (A) for resistance between No.3 and No.5 terminals in each switch position.
Switch | Connector terminal | Resistance (±5%) |
Volume down | 2 - 7 | 6.81 kΩ |
Volume up | 2 - 7 | 4.61 kΩ |
Mode | 2 - 7 | 2.11 kΩ |
Seek down | 2 - 7 | 1.11 kΩ |
Seek up | 2 - 7 | 430 Ω |