JVC KD-S25 - Manual (Page 2)

Set “L/O MODE” to “SUB.W”
(See page 23 of the INSTRUCTIONS.)
Remote lead (blue with white stripe)
To the remote lead of other equipment
or automatic antenna if any
Y-connector * 1
Front speakers
Subwoofer
Set “L/O MODE” to “REAR”
(See page 23 of the
INSTRUCTIONS.)
JVC Amplifier
JVC Amplifier
Rear speakers
or
Remote lead
Remote lead
2
Purple
Front speaker (left)
To the remote lead of other
equipment or automatic antenna if
any (200 mA max.)
Blue with white
stripe
Red To an accessory terminal in
the fuse block
To a live terminal in the
fuse block connecting to the
car battery (bypassing the
ignition switch) (constant
12 V)
Yellow * 2
To metallic body or
chassis of the car Black
Ignition switch
* 1 Not supplied for this unit.
* 2 Before checking the operation of this unit prior to installation, this lead must be connected, otherwise power cannot be
turned on.
* 3 Firmly attach the ground wire to the metallic body or to the chassis of the car—to the place not coated with paint (if
coated with paint, remove the paint before attaching the wire). Failure to do so may cause damage to the unit.
* 4 Signal cord (not supplied for this unit).
15 A fuse
Fuse block
Rear speaker (left)
Rear speaker (right)
Front speaker (right)
White with black stripe
Rear line out Rear ground terminal Antenna terminal
Gray with black stripe
Green
Gray
Green with black stripe
Purple with black stripe
White
ELECTRICAL CONNECTIONS
Typical connections Connecting the external amplifiers or subwoofer
Make sure to disconnect the battery’s negative terminal.
• Be sure to ground this unit to the car’s chassis again after installation.
Note:
It is recommended to connect to the speakers with maximum power of more than 50 W (both at the rear and at the front, with an impedance of 4 Ω to 8 Ω).
If the maximum power is less than 50 W, change “AMP GAIN” setting to prevent the speakers from being damaged (see page 23 of the INSTRUCTIONS).
Heat sink
High
Connect only the front speakers if your
speaker system is two-speaker system.
PRECAUTIONS on power supply and speaker connections
To external components
Connecting the external components
Right
Left
When connecting two components in series
A KT-HD300 * 6 / KS-SRA100 * 6 / KS-BTA200 / XMDJVC100
B * 5 CD-CH / KS-PD100 / KS-U57 / KS-U58 / KS-U100K
CD changer jack
When connecting three components in series
CD changer jack
* 5
* 5
A KT-HD300 * 6 / KS-SRA100 * 6 / XMDJVC100
B KS-BTA200
C *
5 KS-PD100 / KS-U57 / KS-U58 / KS-U100K
To disconnect the connector
Hold the connector top tightly ( 1 ), then pull it out ( 2 ).
When connecting the external components, refer also to the manuals supplied for the components and adapter.
CAUTION:
Before connecting the external components, make sure that the unit is turned off.
You can connect the following JVC components to the CD changer jack.
JVC component Model name
CD changer (CD-CH) CH-X1500, etc.
HD Radio TM tuner box KT-HD300
You can also connect the following components through the various JVC adapters.
• Connection cords may need to be purchased separately.
Component Adapter Model name
Bluetooth device Bluetooth adapter KS-BTA200
iPod Interface adapter for iPod KS-PD100
XMDirect TM Universal Tuner Box Smart Digital Adapter XMDJVC100
SIRIUS satellite radio SIRIUS satellite radio interface KS-SRA100
JVC SIRIUS PnP SIRIUS radio adapter KS-U100K
Portable audio player with line output jacks Line input adapter KS-U57
Portable audio player with 3.5 mm (3/16 ") stereo
mini jack
AUX input adapter KS-U58
HD Radio TM is a proprietary trademark of iBiquity Digital Corp.
iPod is a trademark of Apple Inc., registered in the U.S. and other countries.
* 5 To use these components, set the external input setting correctly (see page 23 of the INSTRUCTIONS).
* 6 Power cannot be supplied to the component through the CD changer jack. You need to connect the power cord supplied for the
component separately.
When connecting more than one component (maximum: three), it is recommended that you connect the components in
series as explained below.
• XM Radio and SIRIUS satellite radio cannot be used together.
It is not recommended to connect KS-U57/KS-U58/KS-U100K at C in series with XMDJVC100 and KS-BTA200.
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