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MC9500-K Subsystem

Motorola reserves the right to make changes to any product to 
improve reliability, function, or design. Motorola does not assume any 
product liability arising out of, or in connection with, the application or 
use of any product, circuit, or application described herein. No license 
is granted, either expressly or by implication, estoppel, or otherwise 
under any patent right or patent, covering or relating to any 

combination, system, apparatus, machine, material, method, or 

process in which Motorola products might be used. An implied license 
exists only for equipment, circuits, and subsystems contained in 
Motorola products.

Motorola, Inc.
One Motorola Plaza
Holtsville, New York 11742, USA
1-800-927-9626
http://www.motorola.com/enterprisemobility

MOTOROLA and the Stylized M Logo and Symbol and the 
Symbol logo are registered in the U.S. Patent and Trademark 
Office. All other product or service names are the property of 
their respective owners. 
© Motorola, Inc. 2009

72-127014-01 Revision A  — August 2009

Installation Guide

Introduction

The MC9500-K contains either a non-WAN 
subsystem, an HSPDA WAN subsystem or a CDMA 
WAN subsystem. Any of these subsystems can be 
removed and replaced with another subsystem.

This guide describes how to remove the subsystem 
from an MC9500-K mobile computer and replace it 
with a new subsystem.

Hardware

The kit includes:

• Subsystem

• Two keypad screws

• Four subsystem screws

• Connector removal tool.

Required Equipment

The following equipment is required:

• #0 Phillips screwdriver

ESD and Environment Preparation

Follow proper Electro-Static Discharge (ESD) 
precautions to avoid damage to the device. Proper 
ESD precautions include, but are not limited to, 
working on an ESD mat and ensuring that the operator 
is properly grounded.

Backing Up Data

Prior to removing the subsystem, backup all MC9500-
K data using ActiveSync. Refer to the 

MC9500-K 

Mobile Computer Integrator Guide

 for more 

information.

Remove Existing Subsystem

To remove the existing subsystem:

1.

Press the power button to suspend the MC9500-
K.

2.

Wait for red Decode LED to turn on and then turn 
off.

3.

Unhook the handstrap.

4.

Remove the battery.

5.

Remove and discard the two screws securing the 
keypad.

6.

Slide the keypad down toward the bottom of the 
MC9500-K and then lift.

7.

Align the tabs of the removal tool with the RF 
cable connector.

8.

Slide the tool over the connector so that the two 
lower tabs are below the connector flange and the 
upper tab is above the flange.

9.

Lift the removal tool to disconnect the RF cable 
connector from the subsystem.

Non-WAN Subsystem

WAN Subsystem

10. On the non-WAN subsystem, carefully remove the 

RF cable from the cable channel.

11. On the WAN subsystem, carefully remove the RF 

cable from the cable guides.

12. Bend the RF cable away from the subsystem.

13. Remove and discard the four screws securing the 

subsystem to the housing.

14. Carefully lift the subsystem from the housing to 

access the power harness. Be careful not to pull 
on the RF cable.

15. Disconnect the power harness connector from the 

subsystem.

16. Lift the subsystem out of the housing.

17. Place the subsystem on an ESD protected area. 

Install New Subsystem

To install the new subsystem:

1.

Remove the new subsystem from the ESD 
protective bag. Place the old subsystem into this 
bag and store for future use.

2.

Remove the subsystem label that is taped to the 
new subsystem.

3.

Remove the label backing and place the label in 
battery well as shown below.

RF Cable  Connector

Connector Flange

Tool Upper Tab

Tool Lower Tab

Cable Channel

Cable Guides

Power Harness

ICES/NMB-003 CLASS B

IC: 109AN-MC9596

NOT FOR USE IN USA

IMEI: XXXXXXXXXXXXX

New Label

Tape

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