1-20 (No.YD119)
NO
NO
YES
YES
Check connections between
ZR36888 and pick-up head.
Check FOCUS_S signal
on ZR36888
NO
YES
YES
YES
YES
YES
Check cable connection on
pick-up head.
Check RF signal waveform.
Focus on OK?
Proper
signals on A, B, C, D of
ZR36888
NO
Check the TRACK_S
connection on ZR36888
and motor driver.
Disc is play?
Properly
TRACK_S signal on
ZR36888?
YES
NO
NO
Check the related
circuit on ZR36888
Track on OK?
Normal
TE signal on
ZR36888?
NO
Check the tracking control
amp circuit on motor
driver.
TACT+ & TACT-
output properly?
NO
Check the FOCUS_S
connection on ZR36888
and motor driver.
Check FE signal
on ZR36888
D
E
Summary of Contents for XV-N650BEK
Page 36: ......
Page 42: ...A 1 2 3 4 5 B C D E F G System MPEG section SHEET 2 2 11 2 12 ...
Page 43: ...A 1 2 3 4 5 B C D E F G Servo control section SHEET 3 2 13 2 14 ...
Page 44: ...A 1 2 3 4 5 B C D E F G AV Jack section SHEET 4 2 15 2 16 ...
Page 45: ...A 1 2 3 4 5 B C D E F G Timer Key control section SHEET 5 2 17 2 18 ...
Page 47: ...A 1 2 3 4 5 B C D E F G Top view Bottom view Printed circuit boards Main board 01 2 21 2 22 ...
Page 49: ...A 1 2 3 4 5 B C D 2 25 Top view Bottom view Key board 01 Top view Bottom view SCART board 01 ...
