- 2-8 -
IC301 TROUBLESHOOTING
NO
YES
IC601 TROUBLESHOOTING
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
Check the power supplying IC300 pin17,54,90
Check the P-SENS "HIGH" of IC300 pin26
Check the oscillation of X301
When power supplying to IC300 pin11.
(Low High)
Refer to "Power Circuit Troubleshooting"
Check the P-SENS
Replace the X301
Check the RESET circuit
Check the power supplying
To IC601 pin1
Check the CLK Data of IC601 pin14, 15
Check the Control function
END
Refer to "Power Circuit Troubleshooting"
Check the Data of IC300 pin6, 7
(CD TAPE FUNCTION)
Replace the
IC201
Check the pattern
of IC300, IC601
Refer to IC300
Troubleshooting
Replace the IC300
Summary of Contents for LX-U150X
Page 7: ... 1 6 MEMO ...
Page 29: ... 2 22 MEMO ...
Page 30: ... 2 23 2 24 BLOCK DIAGRAM ...
Page 31: ... 2 25 2 26 SCHEMATIC DIAGRAMS MAIN DECK SCHEMATIC DIAGRAM ...
Page 32: ... 2 27 2 28 CD USB SCHEMATIC DIAGRAM ...
Page 33: ... 2 29 2 30 FRONT POWER USB SCHEMATIC DIAGRAM ...
Page 34: ... 2 31 2 32 TUNER SCHEMATIC DIAGRAM ...
Page 35: ... 2 33 2 34 WIRING DIAGRAM ...
Page 37: ... 2 37 2 38 MAIN DECK P C BOARD Top View ...
Page 38: ... 2 39 2 40 MAIN DECK P C BOARD Bottom View ...
Page 39: ... 2 41 2 42 CD P C BOARD Top View CD P C BOARD Bottom View ...
Page 41: ... 2 44 IC601 TDA7468D 1 BLOCK DIAGRAM ...
Page 42: ... 2 45 2 PIN COFIGURATION ...
Page 43: ... 2 46 IC301 BU1923F 1 BLOCK DIAGRAM 2 PIN COFIGURATION ...
Page 44: ... 2 47 IC102 LA1837 1 BLOCK DIAGRAM 2 TEST CIRCUIT DIAGRAM ...
Page 45: ... 2 48 IC103 LC72131 ...
Page 46: ... 2 49 IC201 AN7312 IC701 LA4631 ...
Page 49: ... 3 3 3 4 MEMO MEMO ...
Page 50: ... 4 1 MODEL LXS U150 SECTION 4 SPEAKER SECTION 850 ...
Page 51: ... 4 2 MEMO ...
