Sepura SC21 Series Service Guide

Model information
This document applies to the following SC21 Series hand-portable radio models:
SC2120 (380 - 430MHz)
SC2124 (403 - 470MHz)
SC2128 (806 - 870MHz)
The radio has a product label located in the battery compartment. The label contains important
information such as the product serial number, TEInumber and the country of manufacture.
There are two boxes on the left-hand side that may display an update to the hardware (Mod State)
and software compatibility number since the product was manufactured.
Serial No. 1PR011710GWF100
SC2120
TEI: 00036965739000
Variant: TH01STW
QC: 000000000
Made in the EU
Rework mod state
Rework software
compatibility no.
QC number
QC numbering system
The 9 QC number on the label includes the hardware modification state and software compatibility
number.
Character no.
QC:
4
8
Mod State no.
Software compatibility no.
X X X 6 X X X 0 1
Hardware modifications
The hardware modifications are included in the QC number. The product has had the following
modifications since the start of manufacture:
Mod State Description Date
0 Initial Mod State 03/2017
1 sDAC connection stability 10/2017
2 SC21 Series hand-portable radio

Sepura SC21 Series Specifications

General

IP Rating	IP54
Operating Temperature	-20°C to +55°C
Channel Spacing	25 kHz
Ingress Protection	IP54
Channels	Up to 2000
Frequency Bands	380-430 MHz, 806-870 MHz
Battery Life	Up to 14 hours
RF Power Output	1W
TETRA Air Interface	ETSI EN 300 392-2