PDP-R04E
129
5
6
7
8
5
6
7
8
C
D
F
A
B
E
7. GENERAL INFORMATION
7.1 DIAGNOSIS
7.1.1 TROUBLE SHOOTING
B
Image for the composite or S signal is not displayed
Image for the composite or
S signal is not displayed
No
Is the function corresponding
to selected signal input
selected?
No Select the corresponding
signal with the Input selector.
Has the signal arrived at
IC8002?
Check the communication
between the jack and
IC8002.
Yes
Which signal is not output,
main or subsignal?
Yes
No
B
Is a signal output from
IC8002?
(44) (47)
Check around IC8002 and
check the communications
between IC8002 and the
microcomputer.
Main signal
Is a signal output from
IC8002?
(56) (58)
Has the signal arrived at
IC6255?
(52) (59)
No
Subsignal
No
A
B
A
A
Has the signal arrived at
IC6107?
(52) (59)
Check the communications
between IC8002 and
IC6107.
Yes
Yes
No
Check the communications
between IC8002 and
IC6255.
• For check the communication with the microcomputer,
refer to the section 6.7 SERVICE FACTORY MODE.
• The encircled numbers denote measuring point in the
Waveforms for Troubleshooting.
• Diagnosis points
Note:
No
Is the communication
between each IC on the
MR MAIN BOARD Assy and
the microcomputer normal?
Check around the IC that is
found to have a failure in
communication and the
microcomputer.
Yes
No
Has the symptom been
settled when the MR MAIN
BOARD Assy is replaced?
The panel is defective.
Yes
No
Finishing troubleshooting
Yes
B
TV signal is not displayed
on the screen.
Yes
Is the Input selector set to
TV?
No
Set the Input selector to TV.
Is a signal output normally
from the FE (U7501)?
(11)
Check around the FE and
check the communications
between the FE and the
microcomputer.
Yes
Yes
No
B
Is a signal output from
IC7501?
(16)
Check the communications
between the FE and IC7501
and around IC7501.
Yes
No
B
Has the signal arrived at
IC8002?
(63)
Check the communications
between IC7501 and
IC8002.
Yes
Yes
MR MAIN BOARD ASSY
B
AV BOARD ASSY
No
2
6
5
10
9
4
3
8
7
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Содержание PDP-R04E
Страница 17: ...17 5 6 7 8 5 6 7 8 C D F A B E PDP R04G PDP R04G TLDFR B 1 8F 5 8F B 3 8F B 5 8F B 3 8F B 3 8F B 1 2 ...
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Страница 29: ...29 5 6 7 8 5 6 7 8 C D F A B E PDP R04G B 7 8F 8 8F B ...
Страница 31: ...31 5 6 7 8 5 6 7 8 C D F A B E PDP R04G B 8 8F ...
Страница 33: ...33 5 6 7 8 5 6 7 8 C D F A B E PDP R04G CN8501 CP51 G I F ...
Страница 37: ...37 5 6 7 8 5 6 7 8 C D F A B E PDP R04G SIDE B ANP2044 B AV BOARD ASSY B F B F ...
Страница 74: ...PDP R04E 23 5 6 7 8 5 6 7 8 C D F A B E A 1 13 NOT USED 2 13 3 13 A 2 13 9 13 11 13 13 13 A Ghosts Reduce IC ...
Страница 92: ...PDP R04E 41 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 94: ...PDP R04E 43 5 6 7 8 5 6 7 8 C D F A B E A 11 13 FAN MOTOR 1 13 9 13 12 13 13 13 A 9 13 13 13 A ...
Страница 96: ...PDP R04E 45 5 6 7 8 5 6 7 8 C D F A B E A 12 13 1 13 9 13 11 13 13 13 A 9 13 A 9 13 A ...
Страница 100: ...PDP R04E 49 5 6 7 8 5 6 7 8 C D F A B E B 1 8 1 2 5 8 B 2 8 B 3 8 B 5 8 B 2 8 3 8 B ...
Страница 105: ...PDP R04E 54 1 2 3 4 1 2 3 4 C D F A B E 3 19 AV BOARD ASSY 4 8 B 4 8 B 4 8 AV BOARD ASSY AWZ6813 AV_REG BLOCK 5 8 B ...
Страница 106: ...PDP R04E 55 5 6 7 8 5 6 7 8 C D F A B E B 4 8 CN8505 G CN8506 G 5 8 B 1 8 3 8 5 8 8 8 B 1 8 3 8 5 8 B 7 8 B 7 8 B ...
Страница 110: ...PDP R04E 59 5 6 7 8 5 6 7 8 C D F A B E B 6 8 5 8 B ...
Страница 112: ...PDP R04E 61 5 6 7 8 5 6 7 8 C D F A B E B 7 8 8 8 B ...
Страница 114: ...PDP R04E 63 5 6 7 8 5 6 7 8 C D F A B E B 8 8 ...
Страница 115: ...PDP R04E 64 1 2 3 4 1 2 3 4 C D F A B E 3 24 MDR ASSY C MDR ASSY AWZ6778 C ...
Страница 116: ...PDP R04E 65 5 6 7 8 5 6 7 8 C D F A B E C CN7402 A 12 13 ...
Страница 117: ...PDP R04E 66 1 2 3 4 1 2 3 4 C D F A B E 3 25 SR ASSY D SR ASSY AWZ6817 D ...
Страница 118: ...PDP R04E 67 5 6 7 8 5 6 7 8 C D F A B E D CN8658 B 5 8 ...
Страница 119: ...PDP R04E 68 1 2 3 4 1 2 3 4 C D F A B E 3 26 FRONT ASSY 1 2 E 1 2 ...
Страница 120: ...PDP R04E 69 5 6 7 8 5 6 7 8 C D F A B E E 1 2 FRONT ASSY AWZ6832 FRONT BLOCK E 1 2 CN8653 B 5 8 ...
Страница 121: ...PDP R04E 70 1 2 3 4 1 2 3 4 C D F A B E 3 27 FRONT ASSY 2 2 E 2 2 E 2 2 FRONT ASSY AWZ6832 SENSOR BLOCK CN7202 A 11 13 ...
Страница 122: ...PDP R04E 71 5 6 7 8 5 6 7 8 C D F A B E 3 28 LED ASSY LED ASSY AWZ6816 F F CN8656 B 5 8 ...
Страница 123: ...PDP R04E 72 1 2 3 4 1 2 3 4 C D F A B E 3 29 REG ASSY G REG ASSY AWZ6814 G CP51 I CN7451 A 13 13 ...
Страница 124: ...PDP R04E 73 5 6 7 8 5 6 7 8 C D F A B E G CN8504 PC CARD MODULE B 4 8 CN8503 B 4 8 ...
Страница 126: ...PDP R04E 75 5 6 7 8 5 6 7 8 C D F A B E I CN8501 G ...
Страница 140: ...PDP R04E 89 5 6 7 8 5 6 7 8 C D F A B E SIDE B B AV BOARD ASSY B ANP2043 E ...
Страница 142: ...PDP R04E 91 5 6 7 8 5 6 7 8 C D F A B E ANP2053 A ANP2053 A SIDE B SIDE B E F E F FRONT ASSY E LED ASSY F CN9601 ...
Страница 190: ...PDP R04E 139 5 6 7 8 5 6 7 8 C D F A B E 49 TP7710 ...
Страница 224: ...PDP R04E 173 5 6 7 8 5 6 7 8 C D F A B E Schematic Diagram ...