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CONFIDENTIAL 1 (1)

Nokia Mobile Phones Service Bulletin No. SB-021/21.06.00
Technical Support, Europe & Africa

NSE-5

COMPONENT CHANGES

Due to new COBBA and MAD versions a new PCB layout version (UG8_22)
has been taken in use since IMEI: 448904/10/638092/0.

Also the MBIAS for the microphone has changed in layout version UG8_22.

Note: The new COBBA version 4.1 is not backward compatible with the old
COBBA version 3.1.

Layout version UG8_15
CODE ITEM DESCRIPTION
4370575 N200 COBBA GJP V3.1 ST7525BGA

Layout version UG8_22
CODE ITEM DESCRIPTION
4370643 N200 COBBA GJP V4.1 V257BG64T/8
4210121 V111 TR PMST6429 N45V HFE<1250 SOT323

Note: The new PCB version UG8_22 requires MCU software version 4.88 or
later (i.e. older softwares than 4.88 can not be used with phones including
UG8_22). MCU software version 4.88 can be used with both layout versions
(UG8_15 and UG8_22)

NSE-5 SB-021