
PDP-427CMX
38
1
2
3
4
1
2
3
4
C
D
F
A
B
E
The following is a flowchart for failure diagnosis when the audio signal is not output from the AUDIO OUT jack (stereo mini).
No sound (the audio signal is not output
from the AUDIO OUT jack)
YES
Is the cable that connects between the AUDIO
OUT jack and the equipment broken or short-
circuited to ground?
Change the connecting cable.
NO
NO
Is the connected equipment terminated with
22 kohms or more?
Connect equipment whose input impedance is 22
kohms or more. (No sound when the connected
equipment is terminated with 75 ohms)
YES
NO
Is 12-Vdc power input to Pin 14 of IC5308?
Failure in IC5308 or IC5306
YES
NO
Is an audio waveform output from the audio input
terminal of IC5308 (Pin 1 for INPUT 1, Pin 3 for
INPUT 2, or Pin 5 for video slot input)?
Failure in the equipment connected via the input
connector, or poor connection of the audio input
connector
YES
NO
Is an audio waveform output from Pin 15 of
IC5308?
The connector (INPUT 1-5) to which
the audio signal is input is not
selected, or failure in IC5308.
YES
Failure in the audio muting circuit on the MAIN
PWB for the AUDIO OUT connector, or poor
connection of the AUDIO OUT connector.
Waveform 46
Waveform 46
Содержание PDP-42MXE20
Страница 15: ...PDP 427CMX 15 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 19: ...PDP 427CMX 19 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 80: ...PDP 427CMX 80 1 2 3 4 1 2 3 4 C D F A B E 7 SCHEMATIC DIAGRAM 7 1 MAIN ASSY CPU BLOCK 1 13 ...
Страница 81: ...PDP 427CMX 81 5 6 7 8 5 6 7 8 C D F A B E MAIN ASSY 1 13 CPU BLOCK Lithium Battery ...
Страница 82: ...PDP 427CMX 82 1 2 3 4 1 2 3 4 C D F A B E 7 2 MAIN ASSY Interface BLOCK 2 13 ...
Страница 83: ...PDP 427CMX 83 5 6 7 8 5 6 7 8 C D F A B E MAIN ASSY 2 13 Inerface BLOCK ANALOG RGB OUT ...
Страница 85: ...PDP 427CMX 85 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 87: ...PDP 427CMX 87 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 89: ...PDP 427CMX 89 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 91: ...PDP 427CMX 91 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 92: ...PDP 427CMX 92 1 2 3 4 1 2 3 4 C D F A B E 7 7 MAIN ASSY A D A BLOCK 7 13 CAUTION MAIN ASSY 7 13 A D A BLOCK ...
Страница 93: ...PDP 427CMX 93 5 6 7 8 5 6 7 8 C D F A B E CAUTION ...
Страница 94: ...PDP 427CMX 94 1 2 3 4 1 2 3 4 C D F A B E 7 8 MAIN ASSY A D B BLOCK 8 13 CAUTION MAIN ASSY 8 13 A D B BLOCK ...
Страница 95: ...PDP 427CMX 95 5 6 7 8 5 6 7 8 C D F A B E CAUTION ...
Страница 97: ...PDP 427CMX 97 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 99: ...PDP 427CMX 99 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 100: ...PDP 427CMX 100 1 2 3 4 1 2 3 4 C D F A B E 1 2 2 2 2 2 Large size SCH diagram MAIN ASSY 10 13 Pastel BLOCK ...
Страница 101: ...PDP 427CMX 101 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 102: ...PDP 427CMX 102 1 2 3 4 1 2 3 4 C D F A B E 7 11 MAIN ASSY SDRAM OSD BLOCK 11 13 MAIN ASSY 11 13 SDRAM OSD BLOCK ...
Страница 103: ...PDP 427CMX 103 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 105: ...PDP 427CMX 105 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 107: ...PDP 427CMX 107 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 108: ...PDP 427CMX 108 1 2 3 4 1 2 3 4 C D F A B E 7 14 VSIF ASSY AKM1353 VSIF ASSY ...
Страница 109: ...PDP 427CMX 109 5 6 7 8 5 6 7 8 C D F A B E 1SS302 44 427 AKM1353 AKM1353 VNF1109 VNF1109 ...
Страница 110: ...PDP 427CMX 110 1 2 3 4 1 2 3 4 C D F A B E 7 15 SENB ASSY ...
Страница 111: ...PDP 427CMX 111 5 6 7 8 5 6 7 8 C D F A B E 7 16 SENC ASSY ...
Страница 112: ...PDP 427CMX 112 1 2 3 4 1 2 3 4 C D F A B E 7 17 SEND ASSY ...
Страница 113: ...PDP 427CMX 113 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 114: ...PDP 427CMX 114 1 2 3 4 1 2 3 4 C D F A B E 7 18 COMM SLOT ASSY ...
Страница 115: ...PDP 427CMX 115 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 116: ...PDP 427CMX 116 1 2 3 4 1 2 3 4 C D F A B E 8 PCB CONNECTION DIAGRM 8 1 MAIN ASSY SIDE A MAIN ASSY Lithium Battery ...
Страница 117: ...PDP 427CMX 117 5 6 7 8 5 6 7 8 C D F A B E SIDE A ANP2171 A ...
Страница 118: ...PDP 427CMX 118 1 2 3 4 1 2 3 4 C D F A B E SIDE B MAIN ASSY ...
Страница 119: ...PDP 427CMX 119 5 6 7 8 5 6 7 8 C D F A B E SIDE B ANP2171 A ...
Страница 120: ...PDP 427CMX 120 1 2 3 4 1 2 3 4 C D F A B E ...