Troubleshooting Guide; Troubleshooting Guide For F61 And/Or F76 - Panasonic SA-PT875GA Service Manual

7 Troubleshooting Guide

7.1.

Troubleshooting Guide for F61 and/or F76

This section illustrates the checking procedures when upon detecting the error of "F61" and/or "F76" after power up of the unit. It is
for purpose of troubleshooting and checking in SMPS, D-Amp & Main P.C.B.
7.1.1. Block Diagram
SYS6V
DCDET
IC2001
MICRO-P
SYS6V
DCDET 2
DCDET 2
FAN Detect
Speaker Out
DC Detect
DCDET 1
43
SMPS P.C.B.
Temperature Detect
30V Detect ( 30V_SENSE )
+18V Detect
D -AMP P.C.B.
SUBWOOFER
CENTER
FRONT - R
FRONT - L
SURROUND
SURROUND
Main P.C.B.
7V Detect
9V Detect
- R
- L