Mj-148 - Nokia RX-44 Service Manual

Page 2 –6

MJ-148

The jig includes an RF interface for WLAN and Bluetooth. In addition,
it has the following features:
• Provides mechanical interface with engine module
• Provides galvanic connection to all needed test pads in module
• Multiplexing between USB and FBUS media, controlled by Vusb:
• UI test interface
• MMC interface Audio components: IHF, MIC
• Connector for control unit
• Access for USB connector
• MJ-148 usage when whole upper block of RX-44 is connected.
Engine module and top keymat assembly (to engine module) can
be connected separately:
• MJ-148 usage when display of RX-44 is connected. Engine module,
camera module (to module jig) and top keymat assembly (to engine
module) can be connected separately:
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Service Tools and Service Concepts
Module jig
RX-44
Issue 1