Sony XM-4ES Operating Instructions Manual page 11

 4-channel input
With "Speaker Connection" (page 11)  or .
AUDIO OUT* 1
INPUT MODE
+ +
1-4 1 3/2 4
1 1-2
*1 Filtered signal. Tweeter output or HPF output from the
car audio.
*2 Filtered signal. Woofer output or LPF output from the car
audio.
*3 Use a speaker wire-to-RCA adaptor (not supplied) for
high-level input connection.
Note
When making this connection, set the INPUT MODE switch
to the "1+3/2+4".
AUDIO OUT* 2
* 3 * 3
Speaker Connection
• Be sure to use speakers with an adequate power
rating. If you use small capacity speakers, they
may be damaged.
• Do not connect any active speakers (with built-in
amplifiers) to the speaker terminals of the
amplifier. Doing so may damage the active
speakers.
• Use speakers with an appropriate impedance
rating.
– 2 Ω to 8 Ω (stereo)
– 4 Ω to 8 Ω (bridged connection)
• Do not connect the  terminal of the speaker
system to the car chassis, and do not connect the
 terminal of the right speaker with that of the
left speaker.
Notes
• According to your needs, set the FILTER, RANGE, INPUT
SENS, etc. to the appropriate settings for CH 1/2 and CH 3/
4.
• The following is a depiction of the speaker connections
typically used to connect this amplifier. Refer to the
operating instructions supplied with your car audio and
speakers for more details about the speaker connection
for your car audio unit.
 4-speaker system
With "Input Connection" (page 9)  or .
CH 1/2 speaker (min. 2 Ω)
CH 1/2
FILTER
OFF BP
HP LP
Note
When making this connection, set the settings on the
control panel (top panel) to the following positions:
• For both CH 1/2 and CH 3/4:
– Set FILTER to "OFF".
CH 3/4
FILTER
OFF BP
HP LP
CH 3/4 speaker (min. 2 Ω)
11
GB