Nokia RM-579 Service Manual page 47

RM-578; RM-579
BB Troubleshooting and Manual Tuning Guide
Baseband self tests in Phoenix .............................................................................................................................3-5
Power and charging troubleshooting..................................................................................................................3-7
Dead or jammed device troubleshooting .......................................................................................................3-7
General power checking ...................................................................................................................................3-8
Charging troubleshooting ................................................................................................................................3-9
Interface troubleshooting
Flash programming fault
Combo memory troubleshooting
USB interface troubleshooting......................................................................................................................
SIM card troubleshooting
User interface troubleshooting..........................................................................................................................
Keypad troubleshooting
Display module troubleshooting
General instructions for display
Display troubleshooting
Keyboard backlight troubleshooting
SD card troubleshooting...........................................................................................................................
Camera troubleshooting.....................................................................................................................................
Camera troubleshooting................................................................................................................................
Audio troubleshooting........................................................................................................................................
Audio troubleshooting test
Internal earpiece troubleshooting
Internal microphone troubleshooting
Internal handsfree (IHF)
External earpiece troubleshooting...............................................................................................................
External microphone
Vibra troubleshooting....................................................................................................................................
Baseband manual tuning
Certificate restoring for BB5
Energy management calibration
List of Tables
Table 4 Display module troubleshooting
Table 5 Pixel defects ...........................................................................................................................................
Table 6 Calibration value limits
List of Figures
Figure 11 Flashing pic 1. Take single trig measurement for the rise of the BSI
Figure 12 Flashing pic 2. Take single trig measurement for the rise of the BSI
Figure 13 Single-ended output waveform of the Ext_in_HP_out measurement when earpiece is
connected. .................................................................................................................................................
Figure 14 Differential output waveform of the Ext_in_IHF_out out loop measurement when speaker is
connected. .................................................................................................................................................
Figure 15 Single-ended output waveform of the HP_in_Ext_out loop when microphone is connected.
3-29
Issue 3
Table of Contents
..................................................................................................................................
troubleshooting..................................................................................................
.................................................................................................................
..............................................................................................................................
................................................................................................................................
..................................................................................................................
troubleshooting..................................................................................
...........................................................................................................................
......................................................................................................
instructions......................................................................................................
...............................................................................................................
.........................................................................................................
troubleshooting....................................................................................................
troubleshooting.........................................................................................................
guide.........................................................................................................................
products..........................................................................................................
..................................................................................................................
cases................................................................................................
.........................................................................................................................
COMPANY CONFIDENTIAL
Copyright © 2009 Nokia. All rights reserved.
signal................................
signal................................
Page 3 -3
3-11
3-11
3-14
3-14
3-16
3-18
3-18
3-20
3-20
3-21
3-21
3-23
3-24
3-24
3-26
3-26
3-30
3-31
3-32
3-32
3-33
3-35
3-36
3-36
3-40
3-20
3-20
3-40
3-12
3-13
3-28
3-28
...