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Power Source Circuit








OTHER SYSTEM: CLOCK: Power Source Circuit

Power Source Circuit

DESCRIPTION

This circuit is the power source for the clock assembly. This circuit provides two types of power sources; one is a constant power source mainly used as a backup power source, and the other is a power source mainly used for signal transmission. The constant power source is mainly used as a backup power source of the clock assembly.
HINT: If the clock assembly displays "1:00" when the power switch is turned off, and turned on (IG) again, the B terminal has a malfunction.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT CLOCK ASSEMBLY




(a) Disconnect the F3 connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard voltage:





(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- PROCEED TO NEXT INSPECTION PROCEDURE SHOWN IN PROBLEM SYMPTOMS TABLE
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