Operation Checks And Component Replacement Procedures - Panasonic SA-DT300E Manual

2. Breakage of flat cable. (Check and replace.)
3. If the problem is not corrected by items 1 and 2 above, this indicates a faulty IC.
SA-DT300:
IC941 (C2CBHG000095)
SL-DT300:
IC402 (C2BBFD000350)
Check these ICs and replace.
6.3.2. F61
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Problem or condition
When the Standby/on switch is switched on, it automatically switches back off,
making it impossible to switch power on.
-
Correction procedure
Faulty AV control receiver (SA-DT300) power supply line or when a DC voltage is
applied to speaker terminals. (Check and replace.)
7. Operation Checks and Component Replacement
Procedures
-
This section describes procedures for checking the operation of the major printed
circuit boards and replacing the main components.
-
For reassembly after operation checks or replacement, reverse the respective
procedures. Special reassembly procedures are described only when required.
7.1. Checking for the digital amp P.C.B.
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