LG FE-286E - Page 19

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Refer to “IC301
Troubleshooting”
IC301 Troubleshooting
IC203 Troubleshooting
Check the power supplying IC301 Pin 17, 46, 90?
Refer to “Power Circuit Troubleshooting”
Check the P-SENS
Replace the X301
Check the RESET circuit
Refer to “Power Circuit Troubleshooting”
Check the Data of IC301 Pin 3, 4,
(CD ➞ TAPE FUNCTION)
Replace the
IC203
Check the pattern
of (IC301, IC203)
Check the 5V of IC301 pin26
Check the oscillation of X301
When power supplying to IC301 pin17.
(High ➞ Low ➞ High)
Replace the IC301
Check the power supplying to IC203 pin 16
Check the CLK Data of IC203 pin 2, 3
Check the CONTROLL function
END
YES
YES
YES
YES
YES
YES
YES
NO
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NO