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PIONEER CORPORATION
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE INC.
P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
PIONEER ELECTRONIC NV
Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD.
253 Alexandra Road, #04-01, Singapore 159936
C
PIONEER CORPORATION 2001
K-ZZU. MAY 2001 Printed in Japan
ORDER NO.
CRT2671
7 INCH WIDE AV SYSTEM DISPLAY
AVX-7300
UC
Service
Manual
CONTENTS
1. SAFETY INFORMATION............................................2
2. EXPLODED VIEWS AND PARTS LIST ......................2
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..10
4. PCB CONNECTION DIAGRAM................................28
5. ELECTRICAL PARTS LIST........................................41
6. ADJUSTMENT .........................................................49
7. GENERAL INFORMATION.......................................49
7.1 DIAGNOSIS ........................................................49
7.1.1 TROUBLESHOOTING ..............................49
7.1.2 DISASSEMBLY .........................................53
7.1.3 CONNECTOR FUNCTION DESCRIPTION57
7.2 IC
..................................................................58
7.3 EXPLANATION ...................................................62
7.3.1 MECHANISM DESCRIPTIONS ................62
7.3.2 OPERATIONAL FLOW CHART.................66
8. OPERATIONS AND SPECIFICATIONS ....................67
AVX-7300
EW
AVX-7300
ES
NOTE:
-
Inverter for LCD back light becomes a high voltage.
-
About FPC between control PCB and relay unit.
There is a direction of the connector and the installation is noted.
Please note that the length of the line is short at the time of detaching.
Summary of Contents for AVX-7300/ES
Page 4: ...4 AVX 7300 2 2 EXTERIOR 1 3 A E ...
Page 6: ...6 AVX 7300 G 2 3 EXTERIOR 2 3 C F ...
Page 8: ...8 AVX 7300 B 2 4 EXTERIOR 3 3 D ...
Page 19: ...19 AVX 7300 ...
Page 21: ...21 AVX 7300 5 6 7 8 A B C D 5 6 7 8 C RELAY UNIT A CN101 C ...
Page 25: ...25 AVX 7300 ...
Page 26: ...26 AVX 7300 A 1 2 3 4 B C D 1 2 3 4 H C CN1101 3 8 VIDEO SCHEMATIC ...
Page 27: ...27 AVX 7300 5 6 7 8 A B C D 5 6 7 8 H H VIDEO SCHEMATIC ...
Page 29: ...29 AVX 7300 5 6 7 8 A B C D 5 6 7 8 SIDE A A E E CN1901 ...
Page 30: ...30 AVX 7300 A 1 2 3 4 B C D 1 2 3 4 A CONTROL PCB A AV BUS IP OUT IP IN OPT OUT SPEAKER ...
Page 31: ...31 AVX 7300 5 6 7 8 A B C D 5 6 7 8 SIDE B A IC Q FRONT RGB CORD ...
Page 33: ...33 AVX 7300 1 2 3 4 A B C D 1 2 3 4 IC Q C SIDE B RELAY UNIT C ...
Page 38: ...38 AVX 7300 A 1 2 3 4 B C D 1 2 3 4 4 7 VIDEO SCHEMATIC H VIDEO SCHEMATIC H C CN1101 ...