VSX-C501-S
87
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C
D
F
A
B
E
7.1.2 Protection Circuit
Detection method
XPROTECT port
(A/D)R397: 56 K-ohms
Less than 0.6-0.8 Vdd
Detection start time
2.8 sec after
Process
Mute: On
Speaker Relay: Off
Shifting to STBY after 3 sec
Display
"AMP ERR" flashes for 3 sec
Recovery
Hold the STANDBY key pressed for 10 sec.
Remarks
The unit will recover if the duration of detection is 3 sec or less.
DC detection
Detection method
XPROTECT port
(A/D)R363: 27 K-ohms
0.4-0.6 Vdd
Detection start time
2.8 sec after
Process
Mute: On
Speaker Relay: Off
Shifting to STBY after 3 sec
Display
"OVERLOAD" flashes for 3 sec
Recovery
Press the STANDBY key.
Remarks
Overload detection
Detection method
XPROTECT port (A/D)
0.4 Vdd or less
Detection start time
1.0 sec after
Process
Mute: On
Speaker Relay: Off
Shifting to STBY
Display
No display
Recovery
Hold the STANDBY key pressed for 10 sec.
Remarks
Fan (temperature) and short-circuit of the power supply circuit
Detection method
XPROTECT port (A/D)
0.4 Vdd or less
Detection start time
1.0 sec after
Process
Mute: On
Speaker Relay: Off
Shifting to STBY
Display
No display
Recovery
Hold the STANDBY key pressed for 10 sec.
Remarks
Fan stop
Summary of Contents for VSX-C501-S
Page 31: ...VSX C501 S 31 5 6 7 8 5 6 7 8 C D F A B E D 4 5 D 3 5 AUDIO SIGNAL ROUTE ANALOG A A A A A A ...
Page 35: ...VSX C501 S 35 5 6 7 8 5 6 7 8 C D F A B E J6001 O CN4201 L D 5 5 ...
Page 36: ...VSX C501 S 36 1 2 3 4 1 2 3 4 C D F A B E 3 11 DSP ASSY 1 2 F 1 2 CN1264 D 2 5 ...
Page 38: ...VSX C501 S 38 1 2 3 4 1 2 3 4 C D F A B E 3 12 DSP ASSY 2 2 D1 5 CN9005 F 2 2 ...
