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Denon
Amplifier
AVC-A1HD
Service Manual
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86
AVR-5308CI / AVC-A1HD
NJW1321FP1
(A.VIDEO
:
IC201,202)
TC4051BFT
(A.VIDEO
:
IC412,413,414,415,416,417,418,419,420)
TC4052BFT
(A.VIDEO
:
IC427,428,429,430,431)
TC4053BFT
(A.VIDEO
:
IC409,410,411,421,422,423,424,425,426,703)
85
87
Table of Contents
Main Page
AVR-5308CI/AVC-A1HD
1
SAFETY PRECAUTIONS
2
DIMENSION
4
WIRE ARRANGEMENT
5
CAUTION IN SERVICING
8
JIG to use for servicing
8
DISASSEMBLY
9
1. Top Cover
9
2. Side Cover
9
3. Bottom Cover
9
4. 1U-3837 DIGITAL REG. UNIT
10
5. FRONT PANEL ASS’Y
12
6. BACK PANEL ASS’Y
13
7. AMP (L) UNIT and AMP (R) UNIT
15
8. FRONT CHASSIS SUB ASS’Y
22
● Matters that require attention of
24
CHECK WITH TEST MODE
26
ADJUSTMENT
28
AUDIO Section
28
VIDEO Section
30
TROUBLE SHOOTING
33
1. POWER
33
2. Analog video
34
3. HDMI/DVI
42
4. Network/USB
44
5. Power AMP (1U-3827)
48
6. Analog audio
49
7. Digital Audio
50
8. DPMS Update
53
BLOCK DIAGRAMS
54
LEVEL DIAGRAMS
57
SEMICONDUCTORS
69
PRINTED WIRING BOARDS
91
1U-3818 DIGITAL AUDIO UNIT
91
1U-3819 ETHERNET UNIT
93
1U-3821 CPU UNIT
95
1U-3822 ANALOG VIDEO UNIT
97
1U-3823 ANALOG AUDIO UNIT
99
1U-3824 VOL/REG UNIT
101
1U-3825 FRONT UNIT
103
1U-3826 PRIMARY UNIT
105
1U-3827 AMP (L) UNIT
107
1U-3828 RECTIFIERE UNIT
108
1U-3833 DIGITAL VIDEO UNIT
110
1U-3837 DIGITAL REG UNIT
112
1U-3794A HD RADIO JOINT UNIT
114
NOTE FOR PARTS LIST
115
PARTS LIST OF P.W.B. UNIT
116
1U-3818 DIGITAL AUDIO P.W.B. UNIT ASS'Y
116
1U-3819 ETHERNET P.W.B. UNIT ASS'Y
125
1U-3821 CPU P.W.B. UNIT ASS'Y
128
1U-3822 ANALOG VIDEO P.W.B. UNIT ASS'Y
132
1U-3823 ANALOG AUDIO P.W.B. UNIT ASS'Y
137
1U-3824 VOL/REG P.W.B. UNIT ASS'Y
140
1U-3825 FRONT POWER P.W.B. UNIT ASS'Y
146
1U-3827 AMP(L) P.W.B. UNIT ASS'Y
149
1U-3828 RECTIFIERE P.W.B. UNIT ASS'Y
155
1U-3833 DIGITAL VIDEO P.W.B. UNIT ASS'Y
156
1U-3837 DIGITAL REG P.W.B. UNIT ASS'Y
163
1U-3794A HD JOINT P.W.B. UNIT ASS'Y (EU model only)
166
EXPLODED VIEWS
167
(MAIN UNIT)
167
(FRONT PANEL UNIT)
168
(BACK PANEL UNIT)
169
(FRONT CHASSIS UNIT)
170
(RADIATOR (L) UNIT)
171
(RADIATOR (R) UNIT)
171
(SPEAKER TERMINAL (L) UNIT)
171
PARTS LIST OF EXPLODED VIEW
173
PACKING VIEW
181
PARTS LIST OF PACKING & ACCESSORIES
181
NOTE FOR SCHEMATIC DIAGRAM
183
SCHEMATIC DIAGRAMS
185
1U-3818 DIGITAL AUDIO UNIT
185
1U-3819 ETHERNET UNIT
195
1U-3821 CPU UNIT
197
1U-3822 ANALOG VIDEO UNIT
206
1U-3823 ANALOG AUDIO UNIT
211
1U-3824 VOL/REG UNIT
217
1U-3825 FRONT UNIT
222
1U-3826 PRIMARY UNIT
224
1U-3827 AMP UNIT
225
1U-3828 RECTIFIERE UNIT
227
1U-3833 DIGITAL VIDEO UNIT
228
1U-3837 DIGITAL REG UNIT
240
1U-3794 HD JOINT UNIT
241
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