14
XV-BD422B
1
2
3
4
A
B
C
D
E
F
1
2
3
4
Can not connect to network by LAN
Can not connect to network
Yes
Yes
Is LFE8634 (U14) on
MAIN BOARD Assy
normal?
No
Check the soldering of U14 is
normal.
Are R133, R134, R579, R580
and R583 on MAIN BOARD
Assy normal?
No
Check the soldering of R133, R134,
R579 and R580 are normal.
Replace the MAIN BOARD Assy.
No output by "OPTICAL IN 1 or 2"
No output by "OPTICAL IN 1 or 2"
Yes
Are the connector of
HDMI in J4 and J5 on MAIN
BOARD Assy normal?
No
Check the soldering of J4 and J5
on MAIN BOARD Assy are normal.
No output by "HDMI IN 1 or 2"
No output by "HDMI IN 1 or 2"
Yes
Are the connector of
HDMI in J6 and J7 on MAIN
BOARD Assy normal?
No
Check the soldering of J6 and J7
on MAIN BOARD Assy are normal.
Replace the MAIN BOARD Assy.
Replace the MAIN BOARD Assy.
No analog video display
No analog video display
Yes
Is P8 on AV BOARD
Assy normal?
Is the connection
of MAIN and AV BOARD
Assemblies is normal?
No
Check the soldering of P8 on
AV BOARD Assy are normal.
Yes
No
Check whether connection of
MAIN and AV BOARD Assemblies
is normal.
Replace the MAIN BOARD Assy.
Summary of Contents for XV-BD122B
Page 34: ...34 XV BD422B 1 2 3 4 A B C D E F 1 2 3 4 9 2 EXTERIOR SECTION K K A B A B C C B A G J J G ...
Page 37: ...37 XV BD422B 5 6 7 8 5 6 7 8 A B C D E F ...
Page 73: ...73 XV BD422B 5 6 7 8 5 6 7 8 A B C D E F ...
Page 79: ...79 XV BD422B 5 6 7 8 5 6 7 8 A B C D E F XP10 XP5 XP16 XP7 SIDE B A Q102 ...
Page 81: ...81 XV BD422B 5 6 7 8 5 6 7 8 A B C D E F SIDE A SIDE B B Q141 ...
