Panasonic SA-VK480EE - Troubleshooting Guide; Troubleshooting Guide for F61 and;or F76

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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
Figure 1
Speaker Out
DC Detect
FRONT - R
FRONT - L
30V Detect ( 30V_SENSE )
SYS6V
D -AMP P.C.B.
SMPS P.C.B.
Main P.C.B.
(MICRO-P)
DCDET 2
DCDET1/2
(F61)
SYS6V
Temperature Detect
DCDET 1