Denon AVR-1723 User Manual

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
NOTE FOR PARTS LIST
...........................................................7
TECHNICAL SPECIFICATIONS
................................................8
DIMENSION
...............................................................................8
CAUTION IN SERVICING
..........................................................9
Initializing INTEGRATED NETWORK AV RECEIVER ..............9
Service Jig ................................................................................9
DISASSEMBLY
........................................................................10
1. FRONT PANEL ASSY .........................................................12
2. DIGITAL PCB ASSY ............................................................13
3. RADIATOR ASSY ................................................................14
4. SMPS PCB ..........................................................................15
5. REGULATOR PCB ..............................................................15
6. TRANS POWER ..................................................................15
SPECIAL MODE
......................................................................16
Special mode setting button ....................................................16
1. µcom/DSP Version display mode ........................................18
2. Errors checking mode (Displaying the protection history) ...21
3. Remote ID Setup mode .......................................................23
4. DIAGNOSTIC MODE
(Video/Audio (signal) path conrmation mode) ...................25
BLOCK DIAGRAM
...................................................................27
WHEN THE MICROPROCESSOR IS
REPLACED WITH A NEW ONE
.............................................39
PROCEDURE FOR UPGRADING
THE VERSION OF THE FIRMWARE
.....................................39
1. How to update by DFW .......................................................39
2. How to update by DPMS .....................................................43
3. How to update by USB Memory ..........................................50
ADJUSTMENT
.........................................................................58
SURROUND MODES AND PARAMETERS
............................59
TROUBLE SHOOTING
............................................................62
1. POWER ...............................................................................62
2. Analog video ........................................................................63
3. HDMI/DVI ............................................................................64
4. AUDIO .................................................................................69
5. Network/USB .......................................................................72
6. SMPS ..................................................................................75
CLOCK FLOW & WAVE FORM IN DIGITAL BLOCK
.............78
LEVEL DIAGRAM
....................................................................79
WIRING DIAGRAM
..................................................................83
PRINTED WIRING BOARDS
...................................................84
MAIN .......................................................................................84
TUNER ....................................................................................86
POWER KNOB .......................................................................86
MIC ..........................................................................................86
HEADPHONE .........................................................................86
USB .........................................................................................86
FOR HDMI FFC CABLE ..........................................................86
FRONT ....................................................................................87
DIGITAL ...................................................................................88
F-HDMI ....................................................................................90
SMPS ......................................................................................90
REGULATOR ..........................................................................92
SCHEMATIC DIAGRAMS
........................................................93
FRONT PART ..........................................................................93
REGULATOR PART ................................................................94
SMPS UNIT .............................................................................95
MAIN PART .............................................................................96
ADV3002 PART .......................................................................97
HDMI PART .............................................................................98
DIGITAL SUPPLY PART ..........................................................99
MCU PART ............................................................................100
MCU_LEVEL_DHG PART .....................................................101
DIR PART ..............................................................................102
DSP PART .............................................................................103
MAIN DAC PART ..................................................................104
DM860_NETWORK PART ....................................................105
ETHERNET_PHY PART(1/2) ................................................106
ETHERNET_PHY PART(2/2) ................................................107
FRONT HDMI PART..............................................................108
AUDIO PART .........................................................................109
VIDEO PART .........................................................................109
EXPLODED VIEW
..................................................................110
PARTS LIST OF EXPLODED VIEW
......................................111
PACKING VIEW
.....................................................................114
PARTS LIST OF PACKING & ACCESSORIES
..................... 114
SEMICONDUCTORS
.............................................................116
1. IC's ....................................................................................116
2. FL DISPLAY.......................................................................148
PARTS LIST OF P.C.B. UNIT
................................................150
FRONT PCB UNIT ASS'Y
.....................................................150
POWER PCB UNIT ASS'Y ....................................................154
MAIN PCB UNIT ASS'Y.........................................................157
DIGITAL PCB UNIT ASS'Y ....................................................163

Denon AVR-1723 Specifications

General

Brand	Denon
Model	AVR-1723
Category	Receiver
Language	English