Service tools
Product specific tools
The table below gives a short overview of service devices that can be used for testing, error analysis, and
repair of product RM-484; RM-485; RM-486. For the correct use of the service devices, and the best effort of
workbench setup, please refer to various concepts.
FS-113 Flash adapter
•
provides standardised interface towards Control Unit
•
multiplexing between USB and FBUS media, controlled by VUSB
MJ-208 Module jig
MJ-208 is meant for component level troubleshooting.
The jig includes RF interface for Bluetooth, WLAN and GPS. In addition,
it has the following features:
•
Provides mechanical interface with the engine module
•
Provides galvanic connection to all needed test pads in module
•
Multiplexing between USB and FBUS media, controlled by Vusb
•
Connector for control unit
•
Access for Audio-, MMC, and USB connectors
•
Module jig attenuation values:
Band F Attenuation
GSM850 TX 824-849 0.4dB
GSM850 RX 869-894 0.4dB
EGSM900 TX 880-915 0.4dB
EGSM900 RX 935-960 0.4dB
GSM1800 TX 1710-1785 0.6dB
GSM1800 RX 1805-1880 0.6dB
GSM1900 TX 1850-1910 0.6dB
GSM1900 RX 1930-1990 0.6dB
WCDMA850 TX 824-849 0.4dB
WCDMA850 RX 869-894 0.4dB
WCDMA1900 TX 1850-1910 0.6dB
WCDMA1900 RX 1930-1990 0.6dB
RM-484; RM-485; RM-486
Service Tools and Service Concepts
Issue 1 COMPANY CONFIDENTIAL Page 2 –5
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