NOKIA NSM3-050 free download

File name NSM3-050.PDF

CONFIDENTIAL 1 (2) Nokia Mobile Phones Service Bulletin No. SB-050/27.06.01 Technical Support, Europe & Africa NSM-3 NEW HARDWARE VERSIONS (1903 & 1905) New HW versions 1903 and 1905 has been taken in use. Changes made from version 1800 to version 1903: - PCB version changed from RM7L_18 to RM7L_19 - MAD2 version changed from ROM5 to ROM6 - following resistor and capacitors have been changed due to productional reasons Note 1: No changes are needed for phones coming to the service. Note 2: Only MCU SW version 5.27 or newer can be used with this 1903 HW version ITEM CODE DESCRIPTION Delete C163 2320522 CHIPCAP NPO 2P7 C 50V 0402 Add C163 2320602 CHIPCAP NPO 4P7 C 50V 0402 Delete C703 2320526 CHIPCAP NPO 3P9 C 50V 0402 Add C703 2320532 CHIPCAP NPO 6P8 C 50V 0402 Delete C164 2320536 CHIPCAP NPO 10P J 50V 0402 Add C164 2320530 CHIPCAP NPO 5P6 C 50V 0402 Delete C162 2320540 CHIPCAP NPO 15P J 50V 0402 Add C162 2320524 CHIPCAP NPO 3P3 C 50V 0402 Delete C168 2320546 CHIPCAP NPO 27P J 50V 0402 Add C168 2320534 CHIPCAP NPO 8P2 C 50V 0402 Delete R764 1430758 CHIPRES 0W06 1K5 J 0402 Add R764 1430762 CHIPRES 0W06 2K2 J 0402 Changes made from version 1903 to version 1905: - Value for two resistors (R205, R206) has been changed smaller - To reduce phase error capacitor C837 has been added - To decrease power AM-ripple and give more marginal to modulation spectrum value for two capacitors (C540, C541) has been changed smaller - Value for one capacitor (C803) and resistor (R802) has been changed to improve TX spectrum and phase error Note 1: No changes are needed for phones coming to the service. Note 2: Only MCU SW version 5.27 or newer can be used with this 1905 HW version NSM-3 SB-050 CONFIDENTIAL 2 (2) ITEM CODE DESCRIPTION Delete R205 1430762 CHIPRES 0W06 2K2 J 0402 Add R205 1430702 CHIPRES 0W06 12R J 0402 Delete R206 1430762 CHIPRES 0W06 2K2 J 0402 Add R206 1430702 CHIPRES 0W06 12R J 0402 Delete R802 1430762