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CONNECTOR LOCKING
CHECK(PN801,PN802)
DOES SLED MOVE ?
CHECK PN802
PIN 3,4( SL+,SL-)
DOES LENSE MOVE ?
(= UP & DOWN)
DOES LASER LIGHT ?
DOES SPINDLE ROTATE ?
IS READING OK ?
DEFECTIVE PICKUP OR
IC802 OR IC801
CHECK PN801
PIN 13,16 ( FA+,FA-)
A
B
C
D
E
DEFECTIVE PICKUP OR
IC802 OR IC801
CHECK PN801 PIN 10( LD )
CHECK PN802
PIN 5,6( SP+,SP-)
CHECK PN801
PIN 14,15 (TA+,TA-)
DEFECTIVE PICKUP OR
IC801
DEFECTIVE PICKUP OR
IC802 OR IC801
DEFECTIVE PICKUP OR
IC802 OR IC801
■
READING OK CHECK (= “NO DISC” DISPLAY)
Summary of Contents for LM-U360
Page 7: ... 1 6 ...
Page 20: ... 2 13 INTERNAL BLOCK DIAGRAM of ICs UTC MC4580 PIN CONFIGURATION TEST CIRCUIT ...
Page 21: ... 2 14 FAN8082D Internal Block Diagram ...
Page 22: ... 2 15 BU2090 Block diagram ...
Page 23: ... 2 16 BA3308 BA3308F BLOCK DIAGRAM BA3308 BA3308F ...
Page 24: ... 2 17 HT1200 4 SYSTEM BLOCK DIAGRAM ...
Page 25: ... 2 18 HT1200 4 FUNCTIONAL BLOCK DIAGRAM ...
Page 26: ... 2 19 CS5340 BLOCK DIAGRAM BU4052 BLOCK DIAGRAM ...
Page 27: ... 2 20 HA12237F BLOCK DIAGRAM ...
Page 28: ... 2 21 PT6324 BLOCK DIAGRAM ...
Page 43: ......
Page 53: ...2 54 2 55 PRINTED CIRCUIT DIAGRAMS MAIN P C BOARD TOP VIEW ...
Page 54: ...2 56 2 57 MAIN P C BOARD BOTTOM VIEW ...
Page 55: ...2 58 2 59 FRONT P C BOARD ...
Page 56: ...2 60 2 61 SMPS P C BOARD DECK P C BOARD BOTTOM VIEW TOP VIEW ...
Page 57: ...2 62 2 63 CD P C BOARD TOP VIEW ...
Page 58: ...2 64 2 65 CD P C BOARD BOTTOM VIEW ...
Page 59: ......
Page 65: ... 3 10 ...