Service devices
Product specific devices
The table below gives a short overview of service devices that can be used for testing, error analysis, and
repair of product RM-781. For the correct use of the service devices, and the best effort of workbench setup,
please refer to various concepts.
MJ-300 Module jig
Module jig MJ-300 can be used for flashing via USB and RF, battery and
system testing.
The main functions are:
•
Powering with external power
•
CU-4 interface adapter to phone (requires SS-227)
•
WLAN/BT/GPS RF-interfaces with probes
•
GSM/WCDMA RF-interfaces with probes
•
BSI mode selector (Tabby and Lynx interface, selected with battery
cable)
•
VBATT interface (Tabby and Lynx interface, selected with battery
cable)
•
CA-158RS cable is used together with this jig for RF testing
•
Attenuation values for CA-158RS cable
Band Default f/
MHz RX
Att. RX Default f/
MHz TX
Att. TX
GSM 850 881.6 -0.2 836.6 -0.2
GSM 900 942.4 -0.2 897.4 -0.2
GSM 1800 1842.8 -0.3 1747.8 -0.3
GSM 1900 1960.0 -0.3 1880.0 -0.3
WCDMA I 2140.0 -0.4 1950.0 -0.3
WCDMA II 1960.0 -0.3 1880.0 -0.3
WCDMA IV 2140.0 -0.4 1740.0 -0.3
WCDMA V 880.0 -0.2 835.0 -0.2
WCDMA VIII 942.6 -0.2 897.6 -0.2
WLAN n/a n/a 2442.0 -0.4
FM / Tx n/a n/a
RM-781
Service Devices and Service Concepts
Issue 1 COMPANY CONFIDENTIAL Page 2 – 5
Copyright © 2011 Nokia. All rights reserved.
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