
RB1G
CHASSIS
W800A/W801A/W802A/W804A/W805A/W806A/W807A/W808A/W809A
Troubleshooting
3-3-4. Main Board Power On Checking (for Main SP Lch & Rch)
No
Checking Item
OK
NG
If
NG
If
NG
5
Check CL4605,
CL4606, CL4607
Vdc = 3.3V ± 0.3V
Vdc < 0.8V
CL4606 NG,
Check IC4601
CL4605,4607 NG,
Check IC9000
6
Check CL4601,
CL4602, CL4603,
CL4604
CL4601 = 12.288MHz
CL4603 = 3.072MHz
CL4604 = 48KHz
CL4602 = moving CLK
If no frequency at CL4601,
CL4603, CL4604, Ayu2 IC
(IC9000) NG.
If no frequency at CL4602,
If sound source OK,
but CL4602 = NG,
Ayu2 IC (IC9000) NG.
All Vp-p
≈
3.3V
make sure sound source
OK.
Note:
Size
B* Board Type
OTHERS
JAPAN
42
BA2S
BA2W
90
Note:
(AYU2) – IC9000
(Brownie)- IC9001
47
BA2S
BA2W
55
BA2S
BA2W
Содержание Bravia KDL-42W800A
Страница 2: ...SERVICE MANUAL COMMON SERVICE MANUAL COMMON RB1G CHASSIS Segment MW LCD TV LCD TV ...
Страница 228: ...RB1G CHASSIS W800A W801A W802A W804A W805A W806A W807A W808A W809A Diagrams 5 2 Block Diagram 5 2 1 JAPAN 228 ...
Страница 229: ...RB1G CHASSIS W800A W801A W802A W804A W805A W806A W807A W808A W809A 5 2 2 EUROPE Diagrams 5 2 Block Diagram 229 ...
Страница 230: ...RB1G CHASSIS W800A W801A W802A W804A W805A W806A W807A W808A W809A 5 2 3 EUROPE Signage Diagrams 5 2 Block Diagram 230 ...
Страница 231: ...RB1G CHASSIS W800A W801A W802A W804A W805A W806A W807A W808A W809A Diagrams 5 2 Block Diagram 5 2 3 LATIN BRAZIL 231 ...
Страница 232: ...RB1G CHASSIS W800A W801A W802A W804A W805A W806A W807A W808A W809A Diagrams 5 2 Block Diagram 5 2 4 CHINA HK 232 ...
Страница 233: ...RB1G CHASSIS W800A W801A W802A W804A W805A W806A W807A W808A W809A Diagrams 5 2 Block Diagram 5 2 5 CHINA HOTEL 233 ...
Страница 234: ...RB1G CHASSIS W800A W801A W802A W804A W805A W806A W807A W808A W809A Diagrams 5 2 Block Diagram 5 2 6 GA 234 ...
Страница 235: ...RB1G CHASSIS W800A W801A W802A W804A W805A W806A W807A W808A W809A Diagrams 5 2 Block Diagram 5 2 7 TWN COL 235 ...
Страница 236: ...RB1G CHASSIS W800A W801A W802A W804A W805A W806A W807A W808A W809A Diagrams 5 2 Block Diagram 5 2 8 UC 236 ...