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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
Speaker Out
DC Detect
SUBWOOFER
CENTER
FRONT -
R
FRONT -
L
SURROUND -
R
SURROUND -
L
30V Detect
( 30V_SENSE )
SYS6V
FAN Detect
D -AMP P.C.B.
SMPS P.C.B.
MICRO-P
IC2001
DCDET 2
DCDET
SYS6V
Temperature
Detect
+18V Detect
DCDET 2
Main P.C.B.
DCDET 1
7V Detect
9V Detect
Summary of Contents for SA-PT470EB
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Page 43: ...43 Fig 3 Fan Connector CN5501 ...
Page 49: ...49 9 2 Main Components and P C B Locations ...
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