SERVICE TEST MODE
2 - 1
2 - 1
1. How to enter Test Mode:
1. Plug out the power cord.
2. Hold “FB” key and “STOP” Key.
3. Plug in power cord.
4. Unit will enter test mode.
2. Test
mode
operation:
1. Each VFD grid will ON for every 1s, starting from grid 1 to grid 12.
2. Then, each VFD grid will OFF for every 1s, starting from grid 1 to grid
12.
3. Plug out the power cord and plug in again, test mode will be exit.
3. Version
Check:
1. In Power ON Mode, Hold “PLAY” key for 5s. LCD will show the data
code and version number.
4.
USB Version Check:
1. In Power ON USB Mode, Hold “STOP” and “SOURCE” key for 5s. LCD
will show the USB chip version number:
MM SS (M=main ver S=sub ver).
5.
USB Version Update:
1. In Power ON CD Mode, Hold “STOP” and “FB” key for 5s. LCD will
show the “UPDATE”.
2. Plug
-in USB drive will show “LOADING”
3. Wait until the screen show “LOAD OK” and then press “PLAY” to start
update.
4. The Screen shows the “WRITING” during the update process
5. “Complete” will show up after updating
the USB chip. Plug out the
power cord and plug in again to resume normal operations.
Summary of Contents for MCM765
Page 9: ...SET BLOCK WIRING DIAGRAM 3 1 3 1 ...
Page 10: ...CIRCUIT DIAGRAM MAIN BOARD AUDIO POWER AMP SECTION only for 55 77 4 1 4 1 ...
Page 11: ...CIRCUIT DIAGRAM MAIN BOARD AUDIO POWER AMP SECTION only for 85 4 2 4 2 ...
Page 12: ...4 3 4 3 CIRCUIT DIAGRAM MAIN BOARD MCU POWER SUPPLY SECTION ...
Page 13: ...4 4 4 4 LAYOUT DIAGRAM MAIN BOARD TOP VIEW ...
Page 14: ...4 5 4 5 LAYOUT DIAGRAM MAIN BOARD BOTTOM VIEW ...
Page 15: ...4 6 4 6 LAYOUT DIAGRAM HEADPHONE BOARD ...
Page 16: ...5 1 5 1 CIRCUIT DIAGRAM FRONT BOARD ...
Page 17: ...5 2 5 2 LAYOUT DIAGRAM FRONT BOARD TOP VIEW ...
Page 18: ...5 3 5 3 LAYOUT DIAGRAM FRONT BOARD BOTTOM VIEW ...
Page 19: ...6 1 6 1 LAYOUT DIAGRAM TOP KEY BOARD TOP VIEW ...
Page 20: ...6 2 6 2 LAYOUT DIAGRAM TOP KEY BOARD BOTTOM VIEW ...
Page 21: ...CIRCUIT DIAGARM CD BOARD 7 1 7 1 ...
Page 22: ...LAYOUT DIAGARM CD BOARD TOP VIEW 7 2 7 2 ...
Page 23: ...LAYOUT DIAGARM CD BOARD BOTTOM VIEW 7 3 7 3 ...
Page 24: ...8 1 8 1 CIRCUIT DIAGRAM CASSETTE BOARD ...
Page 25: ...8 2 8 2 2 1 3 4 LAYOUT DIAGRAM CASSETTE BOARD COMPONENT SIDE COPPER SIDE ...