Sony DVP-FX700 Service Manual page 74

QQ
3 7 63 1515 0
B. Audio Out abnormal
AUDIO OUT ABNORMAL
Check Audio Jack &
Mode S/W
Check +5V , -5V
Check Signals from MPEG
Is Q304 OK ?
I s Q303 OK?
Is IC304 OK?
TE
L 13942296513
Is IC303 OK ?
Is IC302 OK ?
Replace IC301
D. Audio In/Speaker abnormal
AUDIO IN/SPEAKER
ABNORMAL
Check Audio Jack &
Mode S/W
Is Q305 OK ?
Is VR300 OK ?
Is Speakers OK ?
www
Replace IC306
.
http://www.xiaoyu163.com
Replace
Q304
Replace
I C303
Replace
IC304
Replace
IC303
Replace
Q305
Replace
IC461
Replace
VR300
Replace
Speakers
x ao u163
y
i
http://www.xiaoyu163.com
2 9
8
C. Video Out abnormal
VIDEO OUT ABNORMAL
Check Video Jack &
Mode S/W
Check Video signals
from MPEG
Check TR. Buffer
(Q423, Q421, Q430)
Check LC Filter
Q Q
3 6 7 1 3 1 5
E. Video In abnormal
VIDEO IN ABNORMAL
Check Video Jack &
Mode S/W
Is IC401 OK ?
Check TR. Buffer
(Q423, Q421, Q430)
co
Refer to LCD part
.
9-2
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9