MJ-138 Module jig
MJ-138 is meant for component level troubleshooting.
The jig includes an RF interface for GSM and Bluetooth. in addition, it
has the following features:
• Provides mechanical interface with the engine and UI module
• Provides galvanic connection to all needed test pads in module
• Duplicated SIM connector
• Audio components: IHF, MIC
• Connector for control unit
Note: CA-58RS(RF cable) is used together with MJ-138.
CA-58RS is not a part of the MJ-138 sales package and has to
be ordered separately.
The following table shows the attenuation values for MJ-138:
•
Band Tuning
Channel
Attenuat
ion RX
Toleranc
e RX
Attenuat
ion TX
Toleranc
e TX
GSM 900 975 -6.0884 1 -6.9200 2
38 -6.4203 1 -7.4584 2
124 -6.6911 1 -8.4678 2
GSM
1800
512 -8.8416 1 -7.5614 2
700 -8.0418 1 -7.0011 2
885 -7.7039 1 -6.4946 2
PCS-1 Power cable
The PCS-1 power cable (DC) is used with a docking station, a module
jig or a control unit to supply a controlled voltage.
PK-1 Software protection
key
PK-1 is a hardware protection key with a USB interface. It has the same
functionality as the PKD-1 series dongle.
PK-1 is meant for use with a PC that does not have a series interface.
To use this USB dongle for security service functions please register
the dongle in the same way as the PKD-1 series dongle.
RM-340; RM-341
Service Devices and Service Concepts
Issue 1 COMPANY CONFIDENTIAL Page 2 –9
Copyright © 2007 Nokia. All rights reserved.
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