Motorola HLN9742 User manual

HLN9742_
FLASHING
ADAPTER
A - OFF - B
Flashing Adapter
HLN9742

1
GENERAL INFORMATION
The HLN9742 Flashing Adapter is a DB25 male/female connector
with a three-position (A - OFF - B) toggle switch, that permits
flashing of the portable and mobile Professional Radios. The
adapter is compatible with the following cables:
For Portable Radios
• RKN4074 Programming/Test Cable
• RKN4075 Programming Cable (with integral electronics)
For Mobile Radios
• RKN4083 Programming/Test Cable
• RKN4081 Programming Cable (with integral electronics)
— with flashing adapter switch in the A position, requires
adapter cable RLN4853 (8-pin Telco jack to 20-pin Amp plug),
which adapts/connects the cable to the mobile radio
accessory port.
— with flashing adapter switch in the B position, refer to the
instructions provided with the upgrade tool that you are using
for specific instructions.
• Refer to Figures 2 and 3 (page 5) for adapter/connection
details.
NOTE: Flashing time for programming/test cable configurations
using the RLN4008 radio interface box (RIB) is about four minutes.
Flashing time for programming cable (with integral electronics)
configurations is about two minutes.

2
CONNECTION AND PROCEDURE
1. Toggle the adapter’s switch to the OFF position and turn off
the radio.
2. Connect the adapter between the RLN4008 Radio Interface Box
(RIB) and the RKN4074 or RKN4083 Programming/Test Cable
(Figure 2), or between the computer and the RKN4075 or
RKN4081 Programming Cable (Figure 3).
3. Connect the opposite end of the cable to the portable radio’s side
connector or to the mobile radio’s accessory connector.
NOTE: Programming cables for the mobile radio require
Adapter Cable RLN4853 to make this connection.
4. Toggle the adapter’s switch to the A (flashing mode) position and
turn on the radio. The radio is ready for flashing.
NOTE: Some flashing procedures have specific instructions
for using the adapter’s switch position B. Refer to the
instructions provided with the upgrade tool that you are using
for such instructions.

3
5. Using special flashing Customer Programming Software (CPS),
flash the radio. Data transfer is completed between two and four
minutes.
6. When the flashing procedure is complete, turn off the radio, toggle
the adapter’s switch to the OFF position, and remove the cables
and adapter.
7. Turn on the radio for normal operation.You may need to remove
and reinstall the battery on a portable radio, or cycle the power (off
then on) on a mobile radio.
NOTE: The HLN9742 Adapter may be left in line — attached to
the cable (with the switch toggled to the OFF position) for normal
programming/testing.
SERVICE
The HLN9742 Flashing Adapter is not repairable. Order a
replacement adapter as necessary.

4
SCHEMATIC DIAGRAM
Figure 1. HLN9742 Flashing Adapter Schematic Diagram
PIN 1
PIN 2
PIN 3
PIN 4
PIN 7
PIN 11
PIN 15
OFF
A
B
PIN 12
GROUND
RX DATA
TX DATA
BIAS
SIGNAL GND
BUS -
BUS +
FLASHING
PIN 1
PIN 2
PIN 3
PIN 4
PIN 7
PIN 11
PIN 15
DB25 MALE
TO PROGRAMMING CABLE OR
PROGRAMMING/TEST CABLE
DB25 FEMALE
TO COMPUTER
PORT OR RIB
FL0830091A
PIN 25
BOOT CONTROL

5
ADAPTER/CONNECTION DETAILS
Figure 2. Adapter with RIB and Programming/Test Cable
Figure 3. Adapter with Computer and Programming Cable
RIB
RIB PORT
PROGRAMMING/TEST CABLE
TO
RADIO
ADAPTER
A-OFF-B
COMPUTER
COMPUTER PORT
ADAPTER PROGRAMMING CABLE
TO:
PORTABLE
RADIO
OR
MOBILE RADIO
VIA ADAPTER
RLN4853
A-OFF-B
FL0830092A
Newer computers require the DB25/DB9 adapter supplied with the cable.
*
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© 1998, 1999, 2000 by Motorola, Inc.
8000 W. Sunrise Blvd., Ft. Lauderdale, FL 33322
, Motorola, and Professional Radio
are trademarks of Motorola, Inc.
Printed in U.S.A. 7/00.
All Rights Reserved.
68P81090C05-C