Nokia 6020b Servicehandbuch
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RM-31
Nokia Customer Care
Appendix 7A
58
COMPANY CONFIDENTIAL
Issue 1 03/2005
Copyright © 2005 Nokia. All Rights Reserved.
Differentiation between 900 MHz and 850 MHz (US)
version (RM-30 vs. RM-31)
In order to serve all markets, also an US version with 850 MHz frequency support has been
implemented. There are only a few, but very important differences between these versions.
implemented. There are only a few, but very important differences between these versions.
■
Antenna radiator (I039) and deco foil (I041)
The antenna radiator has been adjusted for optimum performance for a particular frequency.
The radiator is covered with a deco foil and can be easily distinguished:
The radiator is covered with a deco foil and can be easily distinguished:
EU 900 MHz (EU, APAC, China, LTA)
RM-30
US 850 MHz (US)
RM-31
Please note the PFIAF-EU sign on the
B-cover which indicates the 900 MHZ-band.
B-cover which indicates the 900 MHZ-band.
Please note the PFJAF-US sign on the
B-cover which indicates the 850 MHZ-band
B-cover which indicates the 850 MHZ-band