2
CONTENTS
ABOUT THIS MANUAL
.............................................................3
What you can do with this manual ............................................3
Using Adobe Reader (Windows version) ..................................4
SAFETY PRECAUTIONS
..........................................................6
NOTE FOR SCHEMATIC DIAGRAM
.........................................7
TECHNICAL SPECIFICATIONS
................................................8
DIMENSION
...............................................................................8
CAUTIONS IN SERVICING
.......................................................9
Initializing INTEGRATED NETWORK AV RECEIVER ..............9
Service Jig ................................................................................9
DISASSEMBLY
........................................................................10
1. FRONT PANEL ASSY .........................................................12
2. PCB MX PORT/PCB RS232C ............................................13
3. PCB HDMI ...........................................................................14
4. POWER TRANS MAIN ........................................................15
5. PCB SMPS ASSY................................................................15
6. PCB VIDEO .........................................................................16
7. PCB AUDIO .........................................................................17
8. PCB PREOUT .....................................................................18
9. PCB SPK .............................................................................19
10. RADIATOR ASSY ...............................................................20
11. PCB REG/REG_CNT ASSY ..............................................22
SPECIAL MODE
......................................................................23
Special mode setting button ....................................................23
1. µcom/DSP Version display mode ........................................24
2. PANEL/REMOTE LOCK Selection mode ............................28
3. Service Related Selection mode .........................................29
4. Remote ID Setup mode .......................................................37
BLOCK DIAGRAM
...................................................................39
JIG FOR SERVICING
..............................................................55
WHEN THE MICROPROCESSOR IS
REPLACED WITH A NEW ONE
............................................58
PROCEDURE FOR UPGRADING
THE VERSION OF THE FIRMWARE
.....................................58
1. How to update by DFW .......................................................58
2. How to update by DPMS .....................................................62
3. How to update by USB Memory ..........................................69
ADJUSTMENT
.........................................................................76
SURROUND MODES AND PARAMETERS
............................77
TROUBLE SHOOTING
............................................................83
1. POWER ...............................................................................83
2. Analog video ........................................................................84
3. HDMI/DVI ...........................................................................89
4. AUDIO .................................................................................97
5. Network/USB .....................................................................100
6. SMPS ................................................................................104
CLOCK FLOW & WAVE FORM IN DIGITAL BLOCK
...........108
LEVEL DIAGRAM
..................................................................109
PRINTED WIRING BOARDS
................................................. 115
HDMI ....................................................................................115
FRONT HDMI ....................................................................... 117
REG ......................................................................................117
REG CNT ..............................................................................117
SIDE CNT..............................................................................118
RC5_MCPORT ......................................................................119
RS232C ................................................................................. 119
FRONT .................................................................................120
FUNCTION ...........................................................................122
F/H_GUIDE ..........................................................................122
CNT ......................................................................................122
USB ......................................................................................123
GUIDE L ...............................................................................123
TOP_GUIDE .........................................................................123
GUIDE R ..............................................................................123
7CH AMP ..............................................................................124
VIDEO ..................................................................................126
SPK ......................................................................................127
SMPS ...................................................................................129
PREOUT ...............................................................................130
SCHEMATIC DIAGRAMS
......................................................131
HDMI SW UNIT .....................................................................131
FRONT HDMI UNIT ..............................................................132
HDMI RX UNIT ......................................................................133
HDMI TX UNIT ......................................................................134
HDMI TX DDR UNIT .............................................................135
DSP UNIT ..............................................................................136
DIR/PLD DIGITAL_IN UNIT ..................................................137
MAIN DAC UNIT ...................................................................138
DM860A UNIT .......................................................................139
NET PHY UNIT .....................................................................140
CPU UNIT .............................................................................141
CPU LEVEL CHG UNIT ........................................................142
DIGITAL CNT UNIT ...............................................................143
D.SUPPLY/RESET UNIT ......................................................144
7CH-AMP UNIT (1/2) ............................................................145
7CH-AMP UNIT (2/2) ............................................................146
SPK_SMPS UNIT (1/2) .........................................................147
SPK_SMPS UNIT (2/2) .........................................................148
REG_CNT_RS232_RC-5 UNIT (1/4) ....................................149
REG_CNT_RS232_RC-5 UNIT (2/4) ....................................150
REG_CNT_RS232_RC-5 UNIT (3/4) ....................................151
REG_CNT_RS232_RC-5 UNIT (4/4) ....................................152
AUDIO UNIT..........................................................................153
VIDEO_PREOUT_TU UNIT (1/3)..........................................154
VIDEO_PREOUT_TU UNIT (2/3)..........................................155
VIDEO_PREOUT_TU UNIT (3/3)..........................................156
FRONT UNIT (1/2) ................................................................157
FRONT UNIT (2/2) ................................................................158
WIRING DIAGRAM
................................................................159
EXPLODED VIEW
..................................................................160
PARTS LIST OF EXPLODED VIEW
......................................161
PACKING VIEW
.....................................................................164
PARTS LIST OF PACKING & ACCESSORIES
.....................165
SEMICONDUCTORS
.............................................................166
1. IC's ....................................................................................166
2. FL DISPLAY.......................................................................196
PARTS LIST OF PCB UNIT
...................................................199
7CH_AMP PCB UNIT ASS'Y .................................................199
SPK_SMPS PCB UNIT ASS'Y ..............................................206
REG_CNT PCB UNIT ASS'Y ................................................210
FRONT PCB UNIT ASS'Y .....................................................212
AUDIO PCB UNIT ASS'Y ......................................................215
VPT PCB UNIT ASS'Y ...........................................................217
HDMI PCB UNIT ASS'Y ........................................................220