PDP-427CMX
36
1
2
3
4
1
2
3
4
C
D
F
A
B
E
YES
YES
Are the PWM waveforms output from Pins
41, 43, 47 and 48 of IC3002?
Is the 9 V DC applied to the both ends of
L3005 and L3006?
Failure in the power supply
unit or the CN3002 connection
cable
YES
Failure in the IC3002
Failure in the IC3002
NO
NO
Failure in the IC3001, IC3002 and IC3004
NO
YES
Failure in the IC3001
YES
Are the voltages shown in the table below
output from each pin of the PA connector
(CN3003) on the AUDIO PWB?
YES
Is the audio signal waveform output from
Pin 11 of IC3001?
Are the waveforms shown below output
from the AU connector (CN3004)
on the MAIN PWB?
NO
Pin_No.
1
2
3
4
5
6
Name
S + 12
S + 12
S + 12
GND
GND
GND
Voltage
12.5Vdc
12.5Vdc
12.5Vdc
GND
GND
GND
Pin 8
Pin 9
Pin 7
Pin 5
Pin 8
Pin 9
Pin 7
Pin 5
Pins 1 and 3: Audio signal waveform
5Vpp
5Vpp
9.0Vdc
3.3Vdc
Failure in the CN9001 connection
cable (AU connector)
YES
Are the waveforms shown below
output from the AU connector (CN9001)
on the MAIN PWB?
NO
NO
5Vpp
5Vpp
9.0Vdc
3.3Vdc
A
B
Waveform 43
Waveform 44
Waveform 45
Pins 1 and 3: Audio signal waveform
Waveform 45
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 ...