Adapter Cable; Memory And Three-Day Secure Key Retention Option; Figure 4-12. Rear Accessory Connector Audio Configuration; Figure 4-13. Rear Accessory Connector Data Configuration - Motorola APX 7500 05 Installation Manual

4-12
4.5.2

Adapter Cable

If you are planning on installing an APX 7500 radio as a replacement for an ASTRO Spectra radio,
the following adapter cables are available:
NOTE: The adaptor cables can only be connected to J2 in the rear of the transceiver.
Use the HKN6158_ audio adapter kit cable if your vehicle was formerly wired for an ASTRO Spectra
or ASTRO Spectra Plus radio, and used the rear cable pins as shown in
Use the HKN6159_ data adapter kit cable if your vehicle was formerly wired for an ASTRO Spectra
or ASTRO Spectra Plus radio, and used the rear cable pins as shown in
You must attach the correct adapter. Installing the wrong adapter may cause damage to the data
communication circuitry inside your radio. If you are unsure of the pinout of your former wiring
harness, please consult your ASTRO radio installation technician.
4.6

Memory and Three-Day Secure Key Retention Option

For the installation or removal of the Memory or 3-Day Secure Key Retention Options
(MHLN6999_ and MHLN7000_), see the APX 7500 Basic Service Manual (6875964M01).
Options and Accessories Installation: Memory and Three-Day Secure Key Retention Option
Part Number
HKN6158_ Cable, Audio Adapter Kit
HKN6159_ Cable, Data Adapter Kit
SPKR
LO -
GND SPKR
HI +
8 7
15
14
N.C.
MIC HI

Figure 4-12. Rear Accessory Connector Audio Configuration

SPKR
LO -
DIG SPKR
GND HI +
8 7 6
15 14
BUS+
RTS-ASTRO TX-ASTRO
CTS_DCE RX_DCE

Figure 4-13. Rear Accessory Connector Data Configuration

Description
IGNITION VIP OUT 2 N.C.
SWB+ EMER
6 5 4 3 2 1
13 12 11 10 9
VIP OUT 1 N.C.
PTT DISC. N.C.
AUD
CTS-ASTRO
IGNITION VIP OUT 2 RTS_DCE
SWB+
EMER
3
5 4 2 1
13 12 11 10
9
VIP OUT 1 BUS-
RX-ASTRO BUSY
TX_DCE
Figure 4-12.
Figure 4-13.
6878215A01