Wiring <CY-PA4003N>
Speaker Connections with RCA cord
Example: 4 channel speaker connection (4CH input)
Note for RCA Input Connection:
Selectively assign each front and rear output to either RCA INPUT A or B, in accordance with the system from which the
output is coming.
In case of a single line coming from the RCA output of Head Unit, connect the line to RCA INPUT A.
Do not connect it to RCA INPUT B.
INPUT CH A
LPF/OFF/HPF
OFF
CH A
SPEAKERS INPUT
Not used.
OUTPUT
(For CH A)
When connecting
L (White)
R (Red)
another power
amplifi er:
RCA cord
(option)
Power amplifi er
Front (L) (min. 2 ) Front (R) (min. 2 )
Speaker output CH A
Speaker output CH B
Rear (L)
Rear (R)
(min. 2 )
(min. 2 )
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CY-PA4003N/PA2003N/PAD1003N
INPUT CH B
INPUT SELECT
LINE
4/2 CHANNEL SWITCH
4CH
CH B
SPEAKERS INPUT
Not used.
R (Red)
L (White)
RCA cord
(option)
R (Red)
L (White)
PRE-OUT
PRE-OUT
(Front)
(Rear)
Head Unit
External Amplifi er Control Lead
(Blue/white stripe)
To Head Unit's external amplifi er control
power lead.
Ground Lead (Black)
To a clean, bare metallic
part of the car chassis.
Battery Lead (Yellow)
To the car battery,
continuous 12 V DC.
Speaker Connections with SPEAKERS INPUT Connectors
Example: 4 channel speaker connection (4CH input)
INPUT SELECT
SPEAKERS
CH A
SPEAKERS
INPUT
INPUT CH A (Not used.)
INPUT CH B (Not used.)
Ground lead
Ground lead
Speaker input
connector
Front Speaker Output
Head Unit
Speaker output CH A
Front (L)
Front (R)
(min. 2 )
(min. 2 )
Rear (L)
Rear (R)
(min. 2 )
(min. 2 )
Speaker output CH B
4/2 CHANNEL SWITCH
4CH
CH B
SPEAKERS INPUT
CH A
Speaker lead's color
Channel
White
Front left ()
White/black stripe
Front left ()
Gray
Front right ()
Gray/black stripe
Front right ()
CH B
Speaker lead's color
Channel
Green
Rear left ()
Green/black stripe
Rear left ()
Rear Speaker Output
Violet
Rear right ()
Violet/black stripe
Rear right ()
Note for the ground lead of the speaker input
connector:
Connect to the Head Unit's earth.
Do not allow the speaker output and ground to
short out. Doing so will cause damage to this
unit.
External Amplifi er Control Lead
(Blue/white stripe)
To Head Unit's external amplifi er control power lead.
Ground Lead (Black)
To a clean, bare metallic part of the car
chassis.
Battery Lead (Yellow)
To the car battery, continuous 12 V DC.
CY-PA4003N/PA2003N/PAD1003N
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