RM-88
Service Tools and Service ConceptsNokia Customer Care
Table of Contents
Service tools............................................................................................................................................................4–5
Service concepts...................................................................................................................................................4–11
Flash concept with FPS-10..............................................................................................................................4–11
POS (Point of Sale) flash concept...................................................................................................................4–13
Service concept for RF testing and RF/BB tuning.........................................................................................4–14
CU-4 flash concept with FPS-10......................................................................................................................4–15
RF testing and BB testing/tuning..................................................................................................................4–16
List of Tables
Table 7 Attenuation table for MJ-67.....................................................................................................................4–8
Table 8 Attenuation table for antenna coupler SA-82........................................................................................4–9
List of Figures
Figure 28 Basic flash concept with FPS-10.........................................................................................................4–11
Figure 29 MJ-67 module jig service concept......................................................................................................4–12
RM-88
Service Tools and Service ConceptsNokia Customer Care
Service tools
The table below gives a short overview of service tools that can be used for testing, error analysis and repair
of product RM-88, refer to various concepts.
AC-34Universal power
supply
Universal power supply
CA-31DUSB cable
The CA-31D USB cable is used to connect FPS-10 or FPS-11 to a PC. It is
included in the FPS-10 and FPS-11 sales packages.
CA-56RSRF cable
Small RF cable that is used for RF tuning with MJ-67 module jig.
Nokia Customer CareService Tools and Service Concepts
CU-4Control unit
CU-4 is a general service tool used with a module jig and/or a flash
adapter. It requires an external 12 V power supply.
The unit has the following features:
• software controlled via USB
• EM calibration function
• Forwards FBUS/Flashbus traffic to/from terminal
• Forwards USB traffic to/from terminal
• software controlled BSI values
• regulated VBATT voltage
• 2 x USB2.0 connector (Hub)
• FBUS and USB connections supported
When using CU-4, note the special order of connecting cables and
other service equipment:
Instructions
1 Connect a service tool (jig, flash adapter) to CU-4.
2 Connect CU-4 to your PC with a USB cable.
3 Connect supply voltage (12 V)
4 Connect an FBUS cable (if necessary).
5 Start Phoenix service software.
Note: Phoenix enables CU-4 regulators via USB when it is
started.
Reconnecting the power supply requires a Phoenix restart.