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REC (Q252, Q202 ON / R273, R223 HIGH)
Check signal supplied to IC203 pin2, 8 ?
YES
Check the output of IC203 pin3, 7.
YES
Check the "voltage" of L201 pin5.
YES
Check the oscillation of L201 pin 1, 3.
YES
Replace the DECK.
NO
Check the "Low" of Q202,
Replace the Q202, Q252.
NO
Check the Vcc power of IC203 Pin6.
NO
Refer to "power circuit Troubleshooting".
NO
Check the power
supplying to C227(+).
Check the oscillation
Check the signal of
Check the Pattern.
- 2-13 -
Q252 "B".
NO
YES
NO
YES
of Q204, "E".
NO
YES
R212, R262.
NO
YES
Check the "Low" of
IC301 pin77.
Refer to
"Power Circuit
Troubleshooting".
Check the 10V of
R228 "B".
Replace the L201.
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