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CAS-1
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1. NOTE OF REPLACING THE AMP OR MAIN BOARDS
The AMP board (US, Canadian, Chinese, Taiwan and Thai models)
has been changed in the midway of production and MAIN board
has been changed in the midway of production. Therefore, when
the MAIN board is replaced, it might be necessary to note the com-
bination.
When the AMP or MAIN boards are replaced, be sure to perform
the replace for repair according to the following contents.
Note 1:
It does not use the Type-11 in the AMP board of CEL and Korean
models.
Prior check:
1. Disassemble the unit for perform the repair so that Part No. on
the AMP and MAIN boards of below
fi
gure can be seen (Refer
to “2. DISASSEMBLY” on page 8 on original service manual
and after on original service manual, about disassemble meth-
od)and distinguish the type of AMP and MAIN boards.
Note 2:
It is unnecessary to distinguish the AMP board for CEL and Ko-
rean models. Distinguish the MAIN board only.
Type-11: 1-894-705-11
Type-12: 1-894-705-12
– AMP Board (Component Side) –
Type-11: 1-894-710-11
Type-12: 1-894-710-12
– MAIN Board (Side A) –
2. When the MAIN board is replaced, distinguish the type of new
MAIN board for replacing.
Note 3:
It is unnecessary when the AMP board is replaced.
Type-11: 1-894-710-11
Type-12: 1-894-710-12
– MAIN Board (Side A) –
• Change of AMP Board (All Destination Common)
It is possible to directly replace, even if the boards of any type are
installed to the unit to perform the repair.
• Change of MAIN Board
(US, Canadian, Chinese, Taiwan and Thai models only)
If the new MAIN board for replacing is the Type-11:
• If both of AMP/MAIN boards that are installed to the unit to
perform the repair have been the Type-11
Replacing method:
Directly replace the MAIN board.
• If AMP board that is installed to the unit to perform the repair
have been the Type-12, and MAIN board that is installed to the
unit to perform the repair have been the Type-11
Replacing method:
Directly replace the MAIN board.
• If AMP board that is installed to the unit to perform the repair
have been the Type-11, and MAIN board that is installed to the
unit to perform the repair have been the Type-12
Replacing method:
Directly replace the MAIN board.
• If both of AMP/MAIN boards that are installed to the unit to
perform the repair have been the Type-12
Replacing method:
After replacing the MAIN board, refer to
“Technical News (AU15STM020)” that
is published separately, and perform the
work.
– Continued on next page –
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Summary of Contents for CAS-1
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