XV-DV740
103
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7
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8
C
D
F
A
B
E
1
Connect the two jig cables.
7
1
Reattatch the front panel section.
6
1
Connect a lead wire (for ground) between the DSP holder (on the DSP Assy) and rear panel (chassis).
Caution :
If the lead wire is not connected and the power is turned on, following parts on the DSP Assy may be damaged.
IC8702 : TC74VHCT244AFT
IC8401 : AK4529VQ
R8415 :
4.7
Ω
If the above parts are damaged, the audio signal can not be output.
8
DSP holder
Front panel section
Rear panel
Lead wire
DSP Assy
CONTROL Assy
Jig cable (GGD1266)
×
2
F
6CH AMP
D
C
8
7
6
Diagnosis
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QQ 376315150
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TEL 13942296513
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299