Kenwood KRC-178RG - Manual (Page 26)

English
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Connecting Cables to Terminals Installation
Connecting the ISO Connector (see p.25)
The pin arrangement for the ISO connectors depends on the type
of vehicle you drive. Make sure to make the proper connections
to prevent damage to the unit.
The default connection for the wiring harness is described in 1
below. If the ISO connector pins are set as described in 2 or 3,
make the connection as illustrated.
2WARNING
Unit Vehicle
Ignition cable (Red)
Battery cable (Yellow)
A–7 Pin (Red)
A–4 Pin (Yellow)
Unit Vehicle
Ignition cable (Red)
Battery cable (Yellow)
A–7 Pin (Red)
A–4 Pin (Yellow)
1 (Default setting) The A-7 pin (red) of the vehicle's ISO
connector is linked with the ignition, and the A-4 pin (yellow)
is connected to the constant power supply.
2 The A-7 pin (red) of the vehicle's ISO connector is connected
to the constant power supply, and the A-4 pin (yellow) is
linked to the ignition.
Make sure that the unit is installed securely in place. If the unit is
unstable, it may malfunction (eg, the sound may skip).
NOTE
Bend the tabs of the
mounting sleeve with
a screwdriver or
similar utensil and
attach it in place.
Metal mounting
strap
(commercially
available)
Self-tapping
screw
(commercially
available)
Firewall or metal support
Installation ■
Screw (M4X8)
(commercially
available)
Unit Vehicle
Ignition cable (Red)
Battery cable (Yellow) A–4 Pin (Yellow)
3 The A-7 pin (red) of the vehicle's ISO connector is not
connected to anything, whilst the A-4 pin (yellow) is connected
to the constant power supply (or both the A-7 (red) and A-4
(yellow) pins are connected to the constant power supply).
Connect to a power source that can be
turned on and off with the ignition key.