Cellular Phone Voice Circuit Between Radio Receiver And Stereo Component Amplifier: Procedure

1. Disconnect the E88 radio receiver connector and L13 stereo component amplifier connector.
   Fig 1: Identifying Radio Receiver And Stereo Component Amplifier Connector Terminals

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2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Specified Condition
   E88-11 (IVO+) - L13-23 (INT+)	Below 1 Ω
   E88-12 (IVO-) - L13-22 (INT-)	Below 1 Ω
   E88-11 (IVO+) - Body ground	10 kΩ or higher
   E88-12 (IVO-) - Body ground	10 kΩ or higher
   E88-13 (SLD1) - Body ground	10 kΩ or higher

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN  PROBLEM SYMPTOMS TABLE