Status Indicator LEDs
Press the ON/OFF button to turn the printer on. Three LED indicators located on the
top of the printer indicate various printer functions.
LED#1
LED#2
LED#3
The table below describes the normal function of each of the Printer' s Status LEDs
LED
Status
Condition
Flashing
Green
Steady
Flashing
LED #1
Blue
Steady
Flashing
Amber
Steady
LED #2
Amber
Steady
Battery
Steady
LED #3
Magnetic Card
Green
Reader
Flashing
&
Printer Error
Please refer to User's Guide for detail Error/Warning LED Panel. A copy of the User's Guide is
available at www.datamax-oneil.com.
Performing Self Test
1. The printer must be OFF.
2. Press and hold the Paper Feed Button.
3. While holding the Paper Feed Button, press the ON/OFF Button and release.
4. A self-test will print. The self-test shows the printer rmware version, the current printer
settings and a list of any optional or special features installed.
Communication: All APEX 4 printers ship in USB and Bluetooth™ mode.
IrDA, 802.11g and MCR are optional features. Refer to the
User Guide for set-up instructions.
Copyright © 2010, Datamax-O'Neil. All rights reserved.
Function
Power is ON and the printer is in
USB mode
Communicating with host
Power is ON and the printer is in
Bluetooth mode
Transmitting/receiving
Power is ON and the printer is in
802.11b/g mode
Transmitting/Receiving
Battery is being charged. The LED will
turn o when the battery is fully charged
• Indicates that MCR or SCR is ready to
accept data
• Indicated that printer is in USB Boot-
loader mode (USB cable is plugged in
and Dip Switches 5 and 7 are on)
Note: If USB is unplugged, LED will ash
Amber until printer is reset manually
Thank you for selecting the APEX 4 Portable Printer. This guide provides an illustrative
reference of the initial steps to quickly get your Model APEX 4 up and running. To keep
your printer performing at its best, please replace the battery every 15 – 18 months and
perform routine maintenance as speci ed in the maintenance section of this guide. Refer
to the User' s Guide for more detailed information on the operation and use of the Model
APEX 4. A copy of the User' s Guide is available at www.datamax-oneil.com
APEX 4 Overview
Print Head
MCR Slot
Status
Indicator LEDs
On/O
Paper Feed
AC Adaptor
Button
Button
Port
IrDA
Window
Belt Clip
7A300010 Rev A.
APEX 4
Quick Start Guide
Paper
Compartment
Platen
Roller
Serial or
USB Port
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