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