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2.1.1 REPLACING PROCEDURE [IC6001]
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[1.PREPARATION]
Before replacing IC6001:
1. Take note that stored TV broadcast channels. (Because, its user may store TV broadcasts by
manually other than "Auto Tuning" operation and it is also erased.)
NOTE:
During servicing, do not make a short circuit between IC6001-pin 37 (5V) with other
line/Components otherwise IC6001 may be broken.
CAUTION:
*When replacing the B7751, be sure to read/follow the "HOW TO REPLACE THE LITHIUM
BATTERY" section.
[2.REPLACING PROCEDURE IN STEPS]
STEP1.PREPARATION
1. Disconnect the AC plug before removing the C.B.A. with Mechanism unit by referring to the
Disassembly procedure.
STEP2.REPLACE THE IC6001
1. Replace the IC6001. (Do not make a short circuit between IC6001-pin37 and other pins/
components.)
STEP3.RESET THE IC6001 AT ONCE
1. Connect the AC plug.
2. Connect a jumper wire between TL7510 (RESET) and TL7509 (GND) for a second to reset
the Microprocessor IC6001.
Note:
http://servis-manual.com/
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