DEH-20UB/XS/UC
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CONTENTS
SAFETY INFORMATION ..................................................................................................................................... 2
1. SERVICE PRECAUTIONS ............................................................................................................................... 5
1.1 SERVICE PRECAUTIONS......................................................................................................................... 5
1.2 NOTES ON SOLDERING .......................................................................................................................... 5
2. SPECIFICATIONS ............................................................................................................................................ 6
2.1 SPECIFICATIONS...................................................................................................................................... 6
2.2 DISC/CONTENT FORMAT ........................................................................................................................ 9
2.3 PANEL FACILITIES .................................................................................................................................. 10
2.4 CONNECTION DIAGRAM ....................................................................................................................... 13
3. BASIC ITEMS FOR SERVICE........................................................................................................................ 14
3.1 CHECK POINTS AFTER SERVICING..................................................................................................... 14
3.2 PCB LOCATIONS .................................................................................................................................... 15
3.3 JIGS LIST ................................................................................................................................................ 16
3.4 CLEANING............................................................................................................................................... 16
4. BLOCK DIAGRAM.......................................................................................................................................... 18
4.1 BLOCK DIAGRAM ................................................................................................................................... 18
5. DIAGNOSIS.................................................................................................................................................... 21
5.1 OPERATIONAL FLOWCHART ................................................................................................................ 21
5.2 ERROR CODE LIST ................................................................................................................................ 22
5.3 CONNECTOR FUNCTION DESCRIPTION ............................................................................................. 24
6. SERVICE MODE ............................................................................................................................................ 25
6.1 DISPLAY TEST MODE ............................................................................................................................ 25
6.2 CD TEST MODE ...................................................................................................................................... 26
7. DISASSEMBLY............................................................................................................................................... 27
8. EACH SETTING AND ADJUSTMENT ........................................................................................................... 30
8.1 CD ADJUSTMENT................................................................................................................................... 30
8.2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT.................................................... 31
9. EXPLODED VIEWS AND PARTS LIST.......................................................................................................... 34
9.1 PACKING ................................................................................................................................................. 34
9.2 EXTERIOR (1) ......................................................................................................................................... 36
9.3 EXTERIOR (2) ......................................................................................................................................... 38
9.4 CD MECHANISM MODULE..................................................................................................................... 40
10. SCHEMATIC DIAGRAM ............................................................................................................................... 42
10.1 TUNER AMP UNIT(GUIDE PAGE) ........................................................................................................ 42
10.2 KEYBOARD UNIT.................................................................................................................................. 48
10.3 CD MECHANISM MODULE(GUIDE PAGE) .......................................................................................... 50
10.4 WAVEFORMS ........................................................................................................................................ 56
11. PCB CONNECTION DIAGRAM ................................................................................................................... 60
11.1 TUNER AMP UNIT................................................................................................................................. 60
11.2 KEYBOARD UNIT.................................................................................................................................. 64
11.3 CD CORE UNIT(S10.5COMP2-USB-C3) .............................................................................................. 66
12. ELECTRICAL PARTS LIST .......................................................................................................................... 68
Содержание DEH-20UB
Страница 8: ...DEH 20UB XS UC 8 1 2 3 4 1 2 3 4 C D F A B E DEH 2150UB XU CN5 ...
Страница 9: ...DEH 20UB XS UC 9 5 6 7 8 5 6 7 8 C D F A B E 2 2 DISC CONTENT FORMAT ...
Страница 17: ...DEH 20UB XS UC 17 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 20: ...DEH 20UB XS UC 20 1 2 3 4 1 2 3 4 C D F A B E SEGMENT COMMON LCD CAW1970 ...
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Страница 38: ...DEH 20UB XS UC 38 1 2 3 4 1 2 3 4 C D F A B E 9 3 EXTERIOR 2 B ...
Страница 53: ...DEH 20UB XS UC 53 5 6 7 8 5 6 7 8 C D F A B E C a C b C b A CN651 6 g h i j m l k ...
Страница 59: ...DEH 20UB XS UC 59 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 61: ...DEH 20UB XS UC 61 5 6 7 8 5 6 7 8 C D F A B E A SIDE A FRONT ASSY ANTENNA RCA W REM 2150 FM AM TUNER UNIT ...
Страница 62: ...DEH 20UB XS UC 62 1 2 3 4 1 2 3 4 C D F A B E A A TUNER AMP UNIT FU 351 B 138 128 Fuse 3 A CEK1286 ...
Страница 63: ...DEH 20UB XS UC 63 5 6 7 8 5 6 7 8 C D F A B E A SIDE B ...
Страница 67: ...DEH 20UB XS UC 67 5 6 7 8 5 6 7 8 C D F A B E C SIDE B C CD CORE UNIT S10 5COMP2 USB C3 8EJ 12EJ DSCSNS ...