REPAIR INFORMATION
TROUBLE SHOOTING
1. The unit does not power on
2. OLED is not lit
3. No Remote Control Reception
4. No sound is output from the speakers or headphones, or noise occurs
5. Cannot Play CDs
6. TUNER cannot be played.
7. Analog input cannot be played.
8. No Audio Output during OPT or COAX Playback
9. No Audio Output during USB File Playback (USB-A input), File Playback on a
Server or Internet Radio and Bluetooth Playback
MEASURING METHOD AND WAVEFORMS
1. TEST POINT
2. WAVEFORMS
3. Measurement of Board Test Points
Removing the DAMP PCB from the MAIN PCB
NOTES ON HANDLING AND REPLACEMENT OF
THE LASER PICK-UP
1. Protection of the LD
2. Precautions when handling the laser CD mechanism
3. Cautions on assembling and adjustment
4. Notes on Handling the Laser Pick-Up
SPECIAL MODE
Special mode setting button
1. Selecting the Mode1 for Service-related
1-1. Version Display Mode
1-2. Product mode
1-3. Protection History Display Mode
1-4. All Device DPMS Update mode
1-5. Touch Sensor Check mode
1-6. Touch Sensor Update mode
1-7. CD Test mode
1-7-1. Disc mounting
1-7-2. Servo check
1-7-3. Pickup movement
1-7-4. Stop
1-7-5. All servo on
1-7-6. Adjustment value display
1-7-7. Displaying the laser current
1-7-8. Displaying the accumulated laser-on time
1-8. Heat run mode
1-8-1. Heat run normal mode
1-8-2. Heat run short mode
1-8-3. Heat run Chucking mode
1-8-4. Error display
1-9. Initialize
2. Factory Initialization Mode
3. Firmware Factory Restore
4. Tray Lock mode
5. Network Function Reset
6. Selecting the Mode2 for Service-related
6-1. LEGO Log Capture Mode
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
46
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