34
NO
NO
•Check the connection of IC201 pin2.
•Replace the IC201(OTI-9790)
NO
•Replace the IC306(NJM3404).
NO
•Check the connection of IC201 pin2.
•Replace the IC203(MICOM)
NO
•Check the connection of IC303 pin24.
•Replace the IC303
•Check the spindle Connector
(PN304)
•Replace the Spindle Motor.
NO
Spindle operating is abnormal.
Is there Spindle
control signal input?
(IC303 pin 26)
YES
YES
YES
Is there Spindle
control signal output?
(IC306 pin 7)
YES
Is there DMO signal input?
(IC306 pin5)
Is there Spindle
drive voltage output?
(IC303 pin 12,13,14)
Is SPNON signal “H”?
(IC303 pin 263)
YES
Is there
a SPNFG signal input?
(IC203 pin 95)
YES
Replace the IC303.
OK
Содержание CDR 26
Страница 28: ...28 IC403 IC403 2 8 IC402 ...
Страница 47: ......
Страница 51: ...6 436 079 441 076 441 071 080 2 072 436 072A 072A A08 ...
Страница 71: ...71 UIT BOARD DIAGRAMS TOP SIDE LOCATION GUIDE ...
Страница 72: ...72 IN P C BOARD BOTTOM SIDE LOCATION GUIDE ...
Страница 73: ...TOP SIDE ARD LOCATION GUIDE 4 I O P C BOARD BOTTOM SIDE 73 ...
Страница 74: ...74 GRAM UIT DIAGRAM ...
Страница 75: ...75 RAM ...
Страница 76: ...76 ...
Страница 77: ...77 GRAM ...
Страница 78: ...78 M ...
Страница 79: ...79 ...
Страница 80: ...80 ...