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Service Tools and Service Concepts
Issue 1
Flash adapter FS-51 is used for phone testing and flashing. FS-51 is
used with the generic flash adapter base SS-60/62 and control unit
CU-4 or interface adapter SS-46.
When flashing or system testing the phone, the adapter is attached to
replace the phone own battery.
All functions (as well as the calibration voltages, current and the
protections for over voltages, over current and voltage polarity), are
performed by CU-4.
Flash adapter FS-51 main features:
• VBATT supply interface
• USB / FBUS multiplexed interface to the phone
MJ-131 can be used for flashing as well as for RF, battery and system
MJ-131 main functions:
• CU-4 interface adapter to phone
• FBUS interface to phone
• UI Interface to phone
• WCDMA and GSM RF-interface
All functions are performed in CU-4 e.g. calibration voltages and
currents both all protections (over current, over voltage and voltage
MJ-131 contains following interfaces to phone:
• VBATT interface
• UI interface containing Display connector
• WCDMA and GSM RF interfaces
• Bluetooth RF interface
• Earpiece interface
• IHF speaker interface
• Microphone interface
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.
Copyright © 2008 Nokia. All rights reserved.
Flash adapter
Module jig
Software protection
Page 2 –9



   Also See for Nokia N96

This manual also for:

L3, L4

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