Guide To Parts And Controls; Power Amplifier - Sony XM-4ES Operating Instructions Manual

Guide to Parts and Controls

Power Amplifier

Control Panel (Top Panel)
TURN-ON INPUT MODE
+ +
REMOTE SIGNAL 1-4 1 3/2
1 1-2
 Heat sink cover
The direction of the heat sink cover can be
changed according to your preference (page 7).
 Status indicator light
Lights up in white during operation.
If the protection circuit activates, the status
indicator light changes from white to red. For
details, see "Troubleshooting" (page 15).
 TURN-ON switch
Selects the turn-on mode of the amplifier.
• "REMOTE": Select this for remote turn-on
mode. The amplifier turns on when a turn-on
signal is received from the REMOTE terminal.
See "REMOTE terminal" (page 9) for details.
• "SIGNAL": Select this for high-level sensing
turn-on mode. The amplifier turns on when a
turn-on signal is received from the INPUT
connector. This feature is only available for
high-level (speaker level) input connection.
See "REMOTE terminal" (page 9) for details.
TURN-ON INPUT MODE LINE OUT MODE
REMOTE SIGNAL 1-4 1 + 3/2 + 4 THRU
1 1-2 STEREO
LINE OUT MODE FILTER RANGE (Hz)
4 THRU ALL OFF BP 50-
500
HP LP
STEREO
BRIDGED
CH 1
L
CH 1/2 CH 3/4
FILTER RANGE (Hz) HPF (Hz) LPF (Hz) INPUT SENS FILTER RANGE (Hz) HPF (Hz) LPF (Hz) INPUT SENS
150 1.5k 150 1.5k 150 1.5k 150 1.5k
ALL OFF BP 50- 500- 50 500 50 500 OFF BP 50- 500- 50 500 50 500
5k 500 5k 500 5k 5k 500 5k 500 5k
HP LP 500 HP LP 500
BRIDGED BRIDGED
CH 1 CH 2 CH 3 CH 4
+ 12 V REMOTE GROUND
L R L R
CH 1/2
INPUT SENS
HPF (Hz) LPF (Hz)
150 1.5k 150 1.5k
50 500 50 500
500-
5k 500 5k 500 5k
BRIDGED
CH 2 CH 3
R L
 INPUT MODE switch
Selects the input mode.
• "1-4": For 4-channel stereo input.
INPUT 1
INPUT 2
INPUT 3
INPUT 4
• "1": For 1-channel input.
INPUT 1
• "1-2": For 2-channel input.
INPUT 1
INPUT 2
CH 3/4
FILTER RANGE (Hz) HPF (Hz)
150 1.5k
50 500
OFF BP 50- 500-
500 5k 500 5k
HP LP
CH 4
+
R 12 V
CH 1
CH 2
CH 3
CH 4
CH 1
CH 2
CH 3
CH 4
CH 1
CH 3
CH 2
CH 4
INPUT SENS
LPF (Hz)
150 1.5k
50 500
500 5k
REMOTE GROUND
5
GB