VSX-D912-S
87
5
6
7
8
5
6
7
8
C
D
F
A
B
E
7.3.4 AMPLIFIER SYSTEM PROTECTION OPERATION SPECIFICATION
7.4 CLEANING
1. DC-abnormality detection
In the case of simultaneous detection with the overload protection circuit,
DC-abnormality detection is performed preferentially to overload detection.
In the case of simultaneous detection with the overload protection circuit,
Board detection is performed preferentially to DC-abnormality detection and Overload detection.
*
A.MUTE : Audio mute command
↓
The abnormality continues for 3 seconds.
↓
Continues.
↓
Recovery
The power is shut off.
The program restarts.
↓
The power key is disabled and Standby LED blinks.
But be switched on with the following methods.
1
TESTMODE ON (A55F+A55F)
2
When power off, push FRONT ENTER key + ADVANCED SURROUND key continuously 2sec.
(
2
: When a DC abnormality is detected and the power is shut off.)
2. Overload detection
↓
The abnormality continues for 3 seconds.
↓
Continues.
↓
Recovery
The power is shut off.
The power is shut off even if the
unit recovers.
When a DC abnormality is detected, A.MUTE
*
is turned
on, speaker relay is turned off, then
"AMP_ERR" flashes on the display.
When an overload is detected, A.MUTE
*
is turned on,
speaker relay is turned off, then
"OVERLOAD" flashes on the display.
3. Board detection
↓
The abnormality continues for 3 seconds.
↓
Continues.
↓
Recovery
The power is shut off.
The power is shut off even if the
unit recovers.
When an boad error is detected, A.MUTE
*
is turned on,
speaker relay is turned off, then
"BOAD ERR" flashes on the display.
Before shipping out the product, be sure to clean the following positions by using the prescribed cleaning tools:
Position to be cleaned
Cleaning tools
Fans
Cleaning paper : GED-008
Содержание VSX-D812-K
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Страница 22: ...VSX D912 S 22 1 2 3 4 1 2 3 4 C D F A B E 3 6 DSP ASSY 1 2 A B 1 2 CN1901 T NO USE NO USE NO USE NO USE NO USE ...
Страница 24: ...VSX D912 S 24 1 2 3 4 1 2 3 4 C D F A B E 3 7 DSP ASSY 2 2 A B 2 2 A3 3 CN112 ...
Страница 25: ...VSX D912 S 25 5 6 7 8 5 6 7 8 C D F A B E AWX1082 NO USE B 2 2 B 2 2 DSP ASSY AWX1082 ...
Страница 35: ...VSX D912 S 35 5 6 7 8 5 6 7 8 C D F A B E V V CN1902 T CN108 A 1 3 FRONT OPTICAL MICASSY XWZ3656 VSX D912 Only ...