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
Service tools
............................................................................11
Replacing the WLAN MODULE with a new one
......................11
Removing the AMP PCB from the MAIN PCB
..........................12
DISASSEMBLY
..........................................................................13
1. TOP PANEL
.........................................................................15
2. FRONT PANEL ASSY
............................................................15
3. CD MECHA ASSY
................................................................16
4. MECHA SUPPORT L/R
.........................................................16
5. TUNER
................................................................................16
6. SHIELD COVER
....................................................................17
7. SMPS PCB
...........................................................................17
8. BACK CHASSIS ASSY
...........................................................18
9. MAIN PCB ASSY
..................................................................18
NOTES ON HANDLING AND
REPLACEMENT OF THE LASER PICK-UP
..................................19
1. Protection of the LD
...........................................................19
2. Precautions when handling the laser CD mechanism
.......19
3. Cautions on assembling and adjustment
..........................19
4. Determining whether the laser pick-up is defective
..........19
SPECIAL MODE
.........................................................................20
Special mode setting button
..................................................20
1. Factory Initialization Mode
.................................................21
2. User Initialization Mode
.....................................................22
3. Version Display Mode
........................................................23
4. CD test mode
.....................................................................25
5. Protection History Display Mode
.......................................28
PROCEDURE AFTER REPLACING
THE MICROPROCESSOR, ETC.
..................................................30
FIRMWARE UPDATE PROCEDURE
............................................31
1. Updating via USB
...............................................................31
2. Forced USB All Device Write Mode
....................................33
3. Update Procedure in the Event of a CY920 Error
...............33
4. Updating via DPMS
............................................................34
5. Error code table
f
.............................................................35
TROUBLE SHOOTING
................................................................36
1. OLED dose not light
...........................................................36
2. No Sound. Noise generated
...............................................37
MEASURING METHOD AND WAVEFORMS
...............................45
1. TEST POINT
.........................................................................45
2. WAVEFORMS
......................................................................46
BLOCK DIAGRAM
.....................................................................48
POWER DIAGRAM
....................................................................49
WIRING DIAGRAM
....................................................................50
PRINTED CIRCUIT BOARDS
......................................................51
SCHEMATIC DIAGRAMS (1/10)
.................................................56
SCH01_MAIN_MCU_PWM
......................................................56
SCH02_MAIN_NETWORK
........................................................57
SCH03_MAIN_DAB
..................................................................58
SCH04_CNT
.............................................................................59
SCH05_NFC
.............................................................................60
SCH06_AMP_611
....................................................................61
SCH07_FRONT_611
.................................................................62
SCH08_INPUT
..........................................................................63
SCH09_CD
...............................................................................64
SCH10_SMPS
...........................................................................65
EXPLODED VIEW
......................................................................66
PACKING VIEW
.........................................................................67
SEMICONDUCTORS
..................................................................68
1. IC's
......................................................................................68
2. DISPLAY
.............................................................................91
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