Zenith XBR411 - Page 79

3-102
Spindle operating is abnormal
Is there
spindle control signal input?
(IC102 pin 26)
Is there
spindle drive voltage output?
(IC102 pin 11,13,16)
Is there
SFG signal input?
(IC301 pin 28)
•Check the connection of IC102 pin 43.
•Check the connector CN103.
•Replace the IC102.
Replace the IC201.
•Check the R145,R143.
•Replace the IC104
OK
Replace the Spindle Motor
Is there
spindle control DSP
output(IC201 pin 130)?
NO NO
NONO
YESYES
YES
YES