Zebra TC21 Product Reference Guide

Contents
11
Viewing Internal Storage ................................................................................ 179
External Storage................................................................................................... 180
Viewing External Storage............................................................................... 180
Formatting a microSD Card ........................................................................... 180
Formatting a microSD Card as Internal Memory............................................ 180
Enterprise Folder .................................................................................................. 180
Managing Apps ............................................................................................................ 180
App Details ........................................................................................................... 181
Managing Downloads................................................................................................... 181
Maintenance and Troubleshooting ............................................................................................... 182
Maintaining the Device................................................................................................. 182
Battery Safety Guidelines............................................................................................. 182
Cleaning Instructions.................................................................................................... 183
Approved Cleanser Active Ingredients ................................................................. 183
Harmful Ingredients .............................................................................................. 183
Device Cleaning Instructions ................................................................................ 184
Special Cleaning Notes ........................................................................................ 184
Cleaning Materials Required ................................................................................ 184
Cleaning Frequency ............................................................................................. 184
Cleaning the Device..................................................................................................... 184
Housing .......................................................................................................... 184
Display ........................................................................................................... 185
Camera and Exit Window............................................................................... 185
Cleaning Battery Connectors................................................................................ 185
Cleaning Cradle Connectors ................................................................................ 185
Troubleshooting .......................................................................................................... 186
Resetting the Device ............................................................................................ 186
Performing a Soft Reset................................................................................. 186
Performing a Hard Reset ............................................................................... 186
Troubleshooting the Device.................................................................................. 186
1-Slot Charge Only Cradle ................................................................................... 190
1-Slot USB/Ethernet Cradle.................................................................................. 190
4-Slot Charge Only Cradle with Battery Charger Troubleshooting....................... 191
5-Slot Charge Only Cradle Troubleshooting......................................................... 192
5-Slot Ethernet Cradle Troubleshooting ............................................................... 193
4-Slot Battery Charger Troubleshooting ............................................................... 193
Technical Specifications................................................................................................................ 195
Decode Distances ................................................................................................ 195
1-Slot Charge Only Cradle Technical Specifications............................................ 196

Zebra TC21 Specifications

General

Display diagonal	5 \
Touch technology	Multi-touch
Touchscreen type	Capacitive
Display resolution	1280 x 720 pixels
Battery capacity	3100 mAh
Battery life (max)	10 h
Battery recharge time (off)	4 h
Flash memory	32 GB
Internal memory	3 GB
Internal memory type	-
Compatible memory cards	MicroSD (TransFlash), MicroSDHC, MicroSDXC
Maximum memory card size	128 GB
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Bluetooth version	5.0
Security algorithms	EAP-PWD, EAP-PEAP, EAP-TLS, EAP-TTLS, LEAP, MSCHAPv2, WEP, WPA, WPA-AES, WPA-TKIP, WPA2, WPA2-AES, WPA2-TKIP
Rear camera resolution (numeric)	13 MP
USB 2.0 ports quantity	1
RFID reader	No
Scanner type	1D/2D
Certification	RoHS 2011/65/EU; 2015/863 REACH SVHC 1907/2006
Product color	Black
International Protection (IP) code	IP67
Speakers	Mono
Operating system version	10
Operating system installed	Android
Number of cores	8
Processor model	660
Processor family	Snapdragon
Processor frequency	1.8 GHz
Processor manufacturer	Qualcomm
Storage temperature (T-T)	-30 - 70 °C
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	5 - 95 %
Harmonized System (HS) code	84713000

Weight and Dimensions

Depth	13.7 mm
Width	79 mm
Height	158 mm
Weight	236 g