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. SPK PCB
..............................................................................15
5. TRANS
................................................................................16
6. SMPS PCB
...........................................................................16
7. REG PCB
..............................................................................16
8. AV PCB
...............................................................................16
SPECIAL MODE
.........................................................................17
Special mode setting button
..................................................17
1. Version Display Mode
........................................................18
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
................................................................71
1. POWER
...............................................................................71
2. Analog video
......................................................................72
3. HDMI/DVI
...........................................................................76
4. AUDIO
................................................................................78
5. Network / Bluetooth / USB
.................................................81
6. SMPS
..................................................................................86
CLOCK FLOW & WAVE FORM IN DIGITAL BLOCK
.....................88
LEVEL DIAGRAM
.......................................................................89
BLOCK DIAGRAM
.....................................................................95
POWER DIAGRAM
....................................................................98
WIRING DIAGRAM
....................................................................99
PRINTED CIRCUIT BOARDS
....................................................100
SCHEMATIC DIAGRAMS (01/26)
.............................................105
SCH01_HDMI SW1
................................................................105
SCH02_HDMI SW2
................................................................106
SCH03_NET_PHY
...................................................................107
SCH04_CPU_LEVEL_CHG
......................................................108
SCH05_DIGITAL_CNT
............................................................109
SCH06_CPU
........................................................................... 110
SCH07_FRONT HDMI
............................................................. 111
SCH08_ADV8003
...................................................................112
SCH09_ADV8003 DDR
...........................................................113
SCH10_D.SUPPLY
.................................................................. 114
SCH11_HDMI TX
....................................................................115
SCH12_DIR_A.PLD
................................................................116
SCH13_DSP
...........................................................................117
SCH14_MAIN DAC
.................................................................118
SCH15_ADV7850
...................................................................119
SCH16_SPK
............................................................................120
SCH17_CNT
...........................................................................121
SCH18_INPUT
........................................................................122
SCH19_VIDEO
.......................................................................123
SCH20_TUNER
.......................................................................124
SCH21_FRONT
.......................................................................125
SCH22_AMP1
........................................................................126
SCH23_AMP2
........................................................................127
SCH24_SMPS
.........................................................................128
SCH25_REG
...........................................................................129
SCH26_FRONT CNT
...............................................................130
EXPLODED VIEW
....................................................................131
PACKING VIEW
.......................................................................133
SEMICONDUCTORS
................................................................135
1. IC's
....................................................................................135
2. FL DISPLAY
.......................................................................150
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