2-1
2-1
Y
N
Y
N
T
Button pressed?
Button pressed?
DISPLAY
TEST
Set restored, Display shows
“CLr”
Display shows all LEDs on
To start service test program
hold &
depressed while
plugging in the mains cord
Display shows the
ROM version *
"Vxxx"
V refers to Version.
xxx refers to Software version number of
µ
Processor.
(Counting up from 001 to 099)
SERVICE TEST PROGRAM
VOL-
How to read USB fireware version:
1) Insert any USB device at USB mode.
2) Press PLAY/PAUSE button on Front Panel for 7 seconds, the display will shows yy ---> mmdd---> uu.
yy refers to year.
mmdd refers to month & date.
uu refers to Software version number of USB.
How to upgrade USB fireware:
1) Insert the USB device which contains new version software at USB mode.
2) Press SOURCE button on Front Panel for 10 seconds, the display will shows ISP. Then OTI IC will be upgraded automatically within 15 seconds.
Summary of Contents for DC570/12
Page 7: ...SET BLOCK DIAGRAM 3 1 3 1 ...
Page 8: ...SET WIRING DIAGRAM 4 1 4 1 ...
Page 9: ...CIRCUIT DIAGRAM MCU USB BOARD MCU SECTION 5 1 5 1 ...
Page 10: ...5 2 5 2 CIRCUIT DIAGRAM MCU USB BOARD USB SECTION ...
Page 11: ...5 3 5 3 LAYOUT DIAGRAM MCU USB BOARD TOP VIEW ...
Page 12: ...5 4 5 4 LAYOUT DIAGRAM MCU USB BOARD BOTTOM VIEW ...
Page 13: ...6 1 6 1 CIRCUIT DIAGRAM KEY LCD BOARD ...
Page 14: ...6 2 6 2 LAYOUT DIAGRAM LCD KEY BOARD TOP VIEW LAYOUT DIAGRAM LCD KEY BOARD BOTTOM VIEW ...
Page 15: ...CIRCUIT DIAGARM POWER AMP BOARD PART 1 7 1 7 1 ...
Page 16: ...CIRCUIT DIAGARM POWER AMP BOARD PART 2 7 2 7 2 ...
Page 17: ...LAYOUT DIAGARM POWER AMP BOARD TOP VIEW 7 3 7 3 ...
Page 18: ...LAYOUT DIAGARM POWER AMP BOARD BOTTOM VIEW 7 4 7 4 ...
Page 19: ...CIRCUIT DIAGARM RECTIFIER BOARD 8 1 8 1 ...
Page 20: ...LAYOUT DIAGARM RECTIFIER BOARD TOP VIEW 8 2 8 2 ...
Page 21: ...LAYOUT DIAGARM RECTIFIER BOARD BOTTOM VIEW 8 3 8 3 ...
Page 22: ...9 1 9 1 CIRCUIT DIAGRAM IPOD USB JACK BOARD ...
Page 24: ...LAYOUT DIAGRAM AUX BOARD 9 3 9 3 ...
Page 25: ...7 6 9 12 5 24 8 25 1 15 2 14 4 3 SET MECHANICAL EXPLODED VIEW 10 1 10 1 28 29 27 ...