Install Manual Part 2

22
Figure 9 – Mounting Radio to Bracket
STEP 7 – INSTALL OPTIONS AND ACCESSORIES
Radio Option Cable
The radio option cable (RPM 113 7674/1) is required if you are
installing:
!
External Speaker
!
Internal/External Speaker Option
!
Car Horn Alert
!
Ignition Sense
!
External Modulation
!
External Demodulation
The section
STEP 3 – EQUIPMENT PREPARATION,
on page
11, describes how to connect the option cable to the radio. The other
end of the option cable consists of a standard female DB-25
connector, which is used to connect to the optional accessories listed
above. Table 2 provides a description for each input and output on
the radio option connector J603.