Main Pwb Overview; Test Point Map - Bottom - Nokia 3155i Troubleshooting Manual
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Also See for 3155i:
- User manual (94 pages) ,
- Rf description and troubleshooting (68 pages) ,
- Service tools (22 pages)
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3155/3155i (RM-41), 3152 (RM-61)
Baseband Description and Troubleshooting
Main PWB Overview
Test point map - bottom
GND
BSI
VBAT
VCORE
Page 48
VANA
VR5
VR6 VR2
DC-DC
UHJ
Vibra
D2800
©2005 Nokia Corporation
VCORE
VR1A
VR1B
VR4
VFLASH2
VR3
LIN
SRAM 64 Meg
GND
FBUS RXO
Figure 54: test points - bottom
Company Confidential
VFLASH1
UEMEK
32 KHz Crystal
VIO
Memory Flash 256 Meg
UPP
SIM DATA
SIM RESET
VSIM
SIM-CLK
MBUS
FBUS TXO
UPP
Nokia Customer Care
ISSUE 1 07/2005
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Table of Contents
Troubleshooting
