MC55X
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Create a Partnership
Install Synchronization Software
Communicate with Host
1  Scan/Action Button
2  Up/Down Button
3 Microphone
4  Power Button
5  I/O Connector 
6 Keypad
Note 1:  To reset the MC55, press and hold the Power button for five (5) seconds. 
FEATURES
COMMUNICATIONBATTERY INSTALLATION
Numeric Keypad 
Alpha-Numeric Keypad 
CHARGING
Download ActiveSync
®
 or Windows Mobile Device Center from 
http://www.microsoft.com and follow the instructions to install the 
software onto the host computer.
Follow the on-screen instructions to establish a connection between the MC55 
and the host computer.
Blue Key 
Use this key to access function keys shown on the keypad 
in blue.
>
Orange Key
Use this key to access the secondary layer of characters 
and actions.
>
>
>
>
>
Press the Blue key once to activate this state 
temporarily, followed by another key. 
Press the Blue key twice to lock this state. 
Press the Blue key a third time to unlock.
Press the Orange key once to activate this state 
temporarily, followed by another key. 
Press the Orange key twice to lock this state. 
Press the Orange key a third time to unlock.
Notifications
Charging/Battery Status LED:
Scan/Decode LED:
Slow blinking amber: Battery charging
Solid amber: Fully charged
Fast blinking amber: Charging error
Red: Scanning active
Green: Good Decode
Scan/Decode
Charging/Battery Status
Insert the Battery
1. Insert the battery, bottom first, into the battery compartment.
2. Press down on the battery until the battery latch snaps into place.
3. Replace the handstrap.
Charge the MC55
Charge the Battery
Slow Blinking Amber = Charging
Charging/Battery Status LED
Solid Amber = Fully charged
Fast Blinking Amber = Charging error
Note: The 3600 mAh battery charges in less than six hours.
Use the Four-slot Battery Charger 
to charge batteries separately.
Note: Remove protective shipping film that covers the touch screen, exit window and camera 
window  before using.
Press the Orange key once to lock the keypad into 
Alpha state. 
Press the Orange key a second time to return to the 
normal state.
Press the Blue key once to activate this state, 
followed by another key.
Blue Key 
>
Orange Key
Use this key to access the secondary layer of
characters.
>
>
Use the Single-slot cradles (USB or 
Ethernet/Modem/USB), Four-slot cradles 
(Charge Only or Ethernet) or cables to 
charge the battery in the MC55.
You can also charge a spare battery using 
the Single-slot cradle.
12 Handstrap
13 Battery
14  Battery Latch
15  Camera Flash (optional)
16  Camera (optional)
17  Exit Window 
(see Data Capture Options)
4
 (Note 1)
18 Tether
19  Scan/Action Button
20  Action Button
21 Stylus 
22 Speaker
7  Scan/Action Button
8  Touch Screen 
  (with screen protector)
9  Scan/Decode LED
10 Charging/Battery 
  Status LED
11  Not Used
Quick Start Guide
Use this key to access function keys shown on the 
keypad in blue.
3