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RM-555
Service Tools and Service Concepts

Cables

The table below gives a short overview of service devices that can be used for testing, error analysis, and
repair of product RM-555. For the correct use of the service devices, and the best effort of workbench setup,
please refer to various concepts.
Issue 1
SA-131
SA-131 is a generic device for GPS testing. It is used together with
SS-62.
• RM-555 specific SA-131 setup:
Base setting:
Sledge setting:
Frame setting:
GPS Coupler setting:
Direction:
Attenuation for GPS Coupler:
RF Generator output level (e.g. -110dbm + 20dbm
fixed attenuation + attenuation for GPS Coupler):
CA-101
The CA-101 is a USB-to-microUSB data cable that allows connections
between the PC and the phone.
CA-128RS
Product-specific adapter cable for RF tuning.
COMPANY CONFIDENTIAL
Copyright © 2009 Nokia. All rights reserved.
RF coupler
Micro USB cable
RF tuning cable
1
2
A1
B1
Down
9dbm
-81dbm
Page 2 –7

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