Release Variants Information - Nokia 301 Service Manual

RM-839; RM-840; RM-841
Cellular RF troubleshooting
Troubleshooting flow — 4 of 4
Note: These instructions are only valid for Rel5. And for Rel6 and Rel4, a lot of component details
need to be changed accordingly.

Release variants information

Different Release versions have different components, as the following table shown:
REF
N7550
N7520\N7530
Issue 1
3G Bands:
design
PWB
FEM
3G PA
NOKIA INTERNAL USE ONLY
Copyright © 2013 Nokia. All rights reserved.
REL 4
I+VIII (EU 2nd
source) 2100+900
3yn
1+4+1+FPC keypad
RFMD RF9831
RFMD RF7849
Rel 5
I+VIII (EU) 2100
+900
3yk
1+4+1+FPC keypad
Murata RPF
88155B
Murata RPF57731B
Murata RPF57738B
REL 6
II+V (LTA) 1900
+850
3ym
1+4+1+FPC keypad
Murata RPF88155B
Murata RPF57732B
Murata RPF57735B
Page 4 – 17