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
....................................................9
DIMENSION
..............................................................................10
CAUTION IN SERVICING
...........................................................11
Initializing This Unit
................................................................. 11
JIG FOR SERVICING
..................................................................11
DISASSEMBLY
..........................................................................12
1. FRONT PANEL ASSY
............................................................14
2. RADIATOR ASSY
.................................................................14
3. HDMI PCB
...........................................................................15
4. VIDEO PCB
..........................................................................16
5. PREOUT PCB
.......................................................................16
6. MAIN PCB
...........................................................................17
7. SMPS PCB
...........................................................................17
8. TRANS
................................................................................17
SPECIAL MODE
.........................................................................18
Special mode setting button
..................................................18
1. Version Display Mode
........................................................19
2. PANEL / REMOTE LOCK Selection Mode
............................22
3. Selecting the Mode for Service-related Operations
...........23
DIAGNOSTIC PATH DIAGRAM
............................................26
4. Protection Pass Mode
........................................................48
5. CY920 Reboot Mode
..........................................................48
6. CY920 Initialization Mode
..................................................49
JIG FOR SERVICING
..................................................................50
PROCEDURE AFTER REPLACING THE MICROPROCESSOR, ETC.
52
FIRMWARE UPDATE PROCEDURE
............................................53
1. Updating via USB
...............................................................53
2. Updating via DPMS
............................................................62
ADJUSTMENT
...........................................................................69
SURROUND MODES AND PARAMETERS
..................................70
TROUBLE SHOOTING
................................................................73
1. POWER
...............................................................................73
2. Analog video
......................................................................74
3. HDMI/DVI
...........................................................................78
4. AUDIO
................................................................................80
5. Network / Bluetooth / USB
.................................................83
6. SMPS
..................................................................................88
CLOCK FLOW & WAVE FORM IN DIGITAL BLOCK
.....................90
LEVEL DIAGRAM
.......................................................................91
BLOCK DIAGRAM
.....................................................................97
POWER DIAGRAM
..................................................................100
WIRING DIAGRAM
..................................................................101
PRINTED WIRING BOARDS
.....................................................102
SCHEMATIC DIAGRAMS (01/29)
.............................................110
SCH01_HDMI SW1
................................................................110
SCH02_HDMI SW2
................................................................ 111
SCH03_NET_PHY
...................................................................112
SCH04_CPU_LEVEL_CHG
......................................................113
SCH05_DIGITAL_CNT
............................................................114
SCH06_CPU
........................................................................... 115
SCH07_FRONT HDMI
.............................................................116
SCH08_DSP
...........................................................................117
SCH09_ADV8003
...................................................................118
SCH10_ADV8003 DDR
...........................................................119
SCH11_D SUPPLY
..................................................................120
SCH12_HDMI TX
....................................................................121
SCH13_DIR_A PLD
................................................................122
SCH14_MAIN DAC
.................................................................123
SCH15_ADV7850
...................................................................124
SCH16_INPUT
........................................................................125
SCH17_VIDEO
.......................................................................126
SCH18_VIDEO_FRONT_CNT
..................................................127
SCH19_VIDEO_RC5
...............................................................128
SCH20_AMP1
........................................................................129
SCH21_AMP2
........................................................................130
SCH22_MAIN_SPK
.................................................................131
SCH23_MAIN_TUNER_REG
...................................................132
SCH24_MAIN_RS CNT_AUDIO IN
..........................................133
SCH25_FRONT
.......................................................................134
SCH26_FRONT_RS232
...........................................................135
SCH27_SMPS
.........................................................................136
SCH28_HDAM
.......................................................................137
SCH29_PREOUT
.....................................................................138
EXPLODED VIEW
....................................................................139
PACKING VIEW
.......................................................................140
SEMICONDUCTORS
................................................................141
1. IC's
....................................................................................141
2. FL DISPLAY
.......................................................................156
2
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