VSX-C301-S
4
1
2
3
4
1
2
3
4
C
D
F
A
B
E
CONTENTS
SAFETY INFORMATION ..................................................................................................................................... 2
1. SPECIFICATIONS ............................................................................................................................................ 5
2. EXPLODED VIEWS AND PARTS LIST ............................................................................................................ 6
2.1 PACKING ................................................................................................................................................... 6
2.2 EXTERIOR SECTION................................................................................................................................ 8
2.3 INTERIOR SECTION ............................................................................................................................... 10
2.4 FRONT PANEL SECTION ....................................................................................................................... 12
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM .......................................................................................... 14
3.1 BLOCK DIAGRAM ................................................................................................................................... 14
3.1.1 AUDIO BLOCK...................................................................................................................................... 14
3.1.2 VIDEO AND POWER SUPPLY BLOCKS.............................................................................................. 16
3.2 OVERALL WIRING DIAGRAM................................................................................................................. 18
3.3 FM/AM TUNER MODULE ........................................................................................................................ 20
3.4 SCART-1F ASSY...................................................................................................................................... 22
3.5 SCART-2F ASSY...................................................................................................................................... 24
3.6 MOTHER ASSY (1/5)............................................................................................................................... 26
3.7 MOTHER ASSY (2/5) and DSP KAWA ASSY ......................................................................................... 28
3.8 MOTHER ASSY (3/5)............................................................................................................................... 30
3.9 MOTHER ASSY (4/5)............................................................................................................................... 32
3.10 MOTHER ASSY (5/5)............................................................................................................................. 34
3.11 DSP ASSY (1/2)..................................................................................................................................... 36
3.12 DSP ASSY (2/2)..................................................................................................................................... 38
3.13 FRONT IN and AMP KAWA ASSYS ...................................................................................................... 40
3.14 6CH AMP ASSY .................................................................................................................................... 42
3.15 AMP OUT ASSY .................................................................................................................................... 44
3.16 ENCODER, FRONT and POWER SW ASSYS ..................................................................................... 46
3.17 PRIMARY, D5V, 12V and VHVL ASSYS ................................................................................................ 48
4. PCB CONNECTION DIAGRAM ..................................................................................................................... 50
4.1 FM/AM TUNER MODULE ........................................................................................................................ 51
4.2 SCART-1F and 12V ASSYS..................................................................................................................... 52
4.3 SCART-2F ASSY...................................................................................................................................... 56
4.4 MOTHER, DSP KAWA and D5V ASSYS ................................................................................................. 60
4.5 DSP ASSY ............................................................................................................................................... 64
4.6 FRONT IN ASSY...................................................................................................................................... 66
4.7 AMP KAWA ASSY ................................................................................................................................... 67
4.8 6CH AMP ASSY ...................................................................................................................................... 68
4.9 AMP OUT ASSY ...................................................................................................................................... 70
4.10 ENCODER, FRONT and POWER SW ASSYS ..................................................................................... 72
4.11 PRIMARY ASSY .................................................................................................................................... 76
4.12 VHVL ASSY ........................................................................................................................................... 77
5. PCB PARTS LIST ........................................................................................................................................... 78
6. ADJUSTMENT ............................................................................................................................................... 84
6.1 TUNER SECTION .................................................................................................................................... 84
7. GENERAL INFORMATION ............................................................................................................................. 85
7.1 DIAGNOSIS ............................................................................................................................................. 85
7.1.1 Test Mode.............................................................................................................................................. 85
7.1.2 Protection Circuit................................................................................................................................... 86
7.1.3 Specifications of Speaker Detection ..................................................................................................... 87
7.1.4 Circuit Description ................................................................................................................................. 88
7.1.5 Troubleshooting ..................................................................................................................................... 89
7.1.6 Timing Chart.......................................................................................................................................... 90
7.2 PARTS...................................................................................................................................................... 94
7.2.1 IC .......................................................................................................................................................... 94
7.2.2 DISPLAY ............................................................................................................................................. 101
7.3 CLEANING............................................................................................................................................. 102
8. PANEL FACILITIES ...................................................................................................................................... 103
Summary of Contents for VSX-C301-K
Page 31: ...VSX C301 S 31 5 6 7 8 5 6 7 8 C D F A B E D 4 5 D 3 5 AUDIO SIGNAL ROUTE ANALOG A A A A A A ...
Page 35: ...VSX C301 S 35 5 6 7 8 5 6 7 8 C D F A B E J6001 O CN4201 L D 5 5 ...
Page 36: ...VSX C301 S 36 1 2 3 4 1 2 3 4 C D F A B E 3 11 DSP ASSY 1 2 F 1 2 CN1264 D 2 5 ...
Page 38: ...VSX C301 S 38 1 2 3 4 1 2 3 4 C D F A B E 3 12 DSP ASSY 2 2 D1 5 CN9005 F 2 2 ...
Page 39: ...VSX C301 S 39 5 6 7 8 5 6 7 8 C D F A B E F 2 2 DSP ASSY AWX8241 F 2 2 ...
