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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
SUBWOOFER
FRONT -
R
FRONT -
L
30V Detect
( 30V_SENSE )
SYS6V
FAN Detect
D -AMP P.C.B.
SMPS P.C.B.
MAIN P.C.B.
(MICRO-P)
DCDET 2
DCDE
T1/2
(F61)
SYS6V
T
+ 18V Fan Detect
emperature
Detect
DCDET 1
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