Table Of Contents - Denon AVR-2312 Service Manual

CONTENTS
SAFETY PRECAUTIONS ..........................................................3
NOTE FOR SCHEMATIC DIAGRAM .........................................4
TECHNICAL SPECIFICATIONS ...............................................5
DIMENSION ...............................................................................5
CAUTIONS IN SERVICING .......................................................6
Initializing INTEGRATED NETWORK AV RECEIVER ..............6
Service Jig .................................................................................6
DISASSEMBLY ..........................................................................7
1. FRONT PANEL ASSY ...........................................................9
2. HEAT SINK ASSY ...............................................................10
3. HDMI UNIT ASSY ................................................................12
4. TRANS MAIN ......................................................................15
SPECIAL MODE ......................................................................16
Special mode setting button ....................................................16
1. µcom/DSP Version display mode ........................................17
2. Errors checking mode (Displaying the protection history) ...20
3. Remote ID Setup mode .......................................................22
PROTECTION DIAGRAM ........................................................23
4. DIAGNOSTIC MODE
(Video/Audio (signal) path confirmation mode) .......................24
BLOCK DIAGRAM ...................................................................29
JIG FOR SERVICING ..............................................................59
WHEN THE MICROPROCESSOR IS REPLACED
WITH A NEW ONE ...................................................................63
PROCEDURE FOR UPGRADING
THE VERSION OF THE FIRMWARE ......................................63
ADJUSTMENT .........................................................................70
SURROUND MODES AND PARAMETERS ............................71
TROUBLE SHOOTING ............................................................75
1. POWER ...............................................................................75
2. Analog video ........................................................................76
3. HDMI/DVI ............................................................................82
4. AUDIO .................................................................................91
5. Network/USB .......................................................................94
6. SMPS ..................................................................................97
CLOCK FLOW & WAVE FORM IN DIGITAL BLOCK ...........100
LAEVEL DIAGRAM ...............................................................101
PRINTED WIRING BOARDS .................................................107
7CH AMP (COMPONENT SIDE) ..........................................107
7CH AMP (FOIL SIDE) ..........................................................107
SPMS (COMPONENT SIDE) ................................................108
SMPS (FOIL SIDE) ...............................................................108
SPK_PREOUT (COMPONENT SIDE) ..................................109
SPK_PREOUT (FOIL SIDE) .................................................110
INPUT (COMPONENT SIDE) ............................................... 111
INPUT (FOIL SIDE) ...............................................................112
FUSE (COMPONENT SIDE).................................................113
RS232C_CNT (COMPONENT SIDE) ...................................113
FUSE (FOIL SIDE) ................................................................113
RS232C_CNT (FOIL SIDE) ...................................................113
POSISTOR (COMPONENT SIDE) ........................................113
POSISTOR (FOIL SIDE) .......................................................113
FRONT (COMPONENT SIDE) ..............................................114
V.AUX (FOIL SIDE) ...............................................................114
FRONT (FOIL SIDE) .............................................................114
V.AUX (COMPONENT SIDE) ................................................114
HDMI FFC (COMPONENT SIDE) .........................................115
GUIDE TOP (COMPONENT SIDE).......................................115
GUIDE L (COMPONENT SIDE) ............................................115
HDMI FFC (FOIL SIDE) ........................................................115
GUIDE TOP (FOIL SIDE) ......................................................115
GUIDE L (FOIL SIDE) ...........................................................115
USB (COMPONENT SIDE) ...................................................115
HP (COMPONENT SIDE) .....................................................115
GUIDE R (COMPONENT SIDE) ...........................................115
USB (FOIL SIDE) ..................................................................115
HP (FOIL SIDE) .....................................................................115
GUIDE R (FOIL SIDE) ...........................................................115
SELECTOR (COMPONENT SIDE) .......................................116
RS232C (COMPONENT SIDE).............................................116
SELECTOR (FOIL SIDE) ......................................................116
RS232C (FOIL SIDE) ............................................................116
SIDE_CNT (COMPONENT SIDE) ........................................117
SIDE_CNT (FOIL SIDE) ........................................................117
VIDEO (COMPONENT SIDE) ...............................................118
VIDEO (FOIL SIDE) ..............................................................119
FRONT CNT (COMPONENT SIDE) .....................................120
FRONT CNT (FOIL SIDE) .....................................................121
HDMI (COMPONENT SIDE) .................................................122
HDMI (FOIL SIDE) ................................................................123
SCHEMATIC DIAGRAMS ......................................................124
USB UNIT..............................................................................124
FRONT UNIT .........................................................................124
AMP UNIT (1/2) .....................................................................125
AMP UNIT (2/2) .....................................................................126
SPK/PREOUT/REG UNIT (1/4).............................................127
SPK/PREOUT/REG UNIT (2/4).............................................128
SPK/PREOUT/REG UNIT (3/4).............................................129
FRONT_CNT UNIT ...............................................................130
CNT/RS232C UNIT (1/4).......................................................131
CNT/RS232C UNIT (2/4).......................................................132
CNT/RS232C UNIT (3/4).......................................................133
CNT/RS232C UNIT (4/4).......................................................134
INPUT UNIT ..........................................................................135
VIDEO UNIT ..........................................................................136
SMPS UNIT ...........................................................................137
DIGITAL UNIT (1/16) .............................................................138
DIGITAL UNIT (2/16) .............................................................139
DIGITAL UNIT (3/16) .............................................................140
DIGITAL UNIT (4/16) .............................................................141
DIGITAL UNIT (5/16) .............................................................142
DIGITAL UNIT (6/16) .............................................................143
DIGITAL UNIT (7/16) .............................................................144
DIGITAL UNIT (8/16) .............................................................145
DIGITAL UNIT (9/16) .............................................................146
DIGITAL UNIT (10/16) ...........................................................147
DIGITAL UNIT (11/16) ...........................................................148
DIGITAL UNIT (12/16) ...........................................................149
DIGITAL UNIT (13/16) ...........................................................150
DIGITAL UNIT (14/16) ...........................................................151
DIGITAL UNIT (15/16) ...........................................................152
DIGITAL UNIT (16/16) ...........................................................153
WIRING DIAGRAM ................................................................154
EXPLODED VIEW .................................................................155
PARTS LIST OF EXPLODED VIEW .....................................157
PACKING VIEW ....................................................................160
PARTS LIST OF PACKING & ACCESSORIES ....................160
SEMICONDUCTORS .............................................................162
1. IC's ....................................................................................162
2. FL DISPLAY.......................................................................193
PARTS LIST OF P.C.B. UNIT ...............................................195
PCB INPUT ASSY .................................................................195
PCB FRONT ASSY ...............................................................197
PCB 7CH AMP ASSY ............................................................200
PCB MAIN ASSY...................................................................207
PCB CNT ASSY ....................................................................211
PCB VIDEO ASSY ................................................................213
PCB HDMI ASS'Y ..................................................................215
PCB SMPS ASSY .................................................................224
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