Tape Rec Part Check - LG MCV903 Service Manual

11. TAPE REC PART CHECK

TAPE REC PART
YES
Check the
IC604 PS9829
#49, #52 PWM
output
YES
Check the IC201 7.24 PIN
REC input
YES
Check the IC201 10.21
PIN output
YES
Check the L203 2.3 PIN
oscillation
YES
. Check P2203 5.3 PIN input
. Check 8 PIN ERASE input
YES
OK
LGE Internal Use Only
NO
Refer to SMPS
Troubleshooting.
NO
Check IC100 23PIN HIGH
YES
OK
NO
Check Q205(D1304)
BASE HIGH
YES
OK
3-10
NO
Replace the related part
NO
Check the IC202 4 PIN
HIGH operation
Replace the related part
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Only for training and service purposes
YES