General power checking
Check the following voltages:
Signal
Rename
Regulator
Sleep
Idle
Nominal
voltage
Main user
Notes
VIO
Pearl/Gazoo
ON
ON
1.8
Memory, I/Os,
display, main
and 2nd
camera,
BTHFMTXRDS3.
0
VBACK
Pearl/Gazoo
ON
ON
2.5
Back-up
battery
VSIM
Pearl/Gazoo
ON
ON
1.8/3.0
SIM card
VAUX1
Pearl/Gazoo
ON
ON
2.8
Main and 2nd
camera, display
and hall sensor
VANA
Pearl/Gazoo
ON
ON
2.5
Audio
VR1
Pearl/Gazoo
OFF
ON
2.5
Crystal
oscillators
VRFC
Pearl/Gazoo
OFF
ON
1.8
RAP3Gv4
converters
VRCP1
Pearl/Gazoo
4.75
To RF parts
VREF
Pearl/Gazoo
ON
ON
1.25
RF reference
VCORE
Pearl/Gazoo
ON
ON
1.2
RAP3Gv4
digital
Can change due
to RAP3Gv4
version & SW
VOUT
Pearl/Gazoo
OFF
OFF
2.5
Video switch
VCAM_2V8
N1421
OFF
OFF
2.8
Camera
Disabled in
sleep
VCAM_1V8
N1420
OFF
OFF
1.800
Camera
Disabled in
sleep
VMEM
Pearl/Gazoo
OFF
OFF
2.9
microSD
Disabled in
sleep
RM-509; RM-510; RM-511
BB Troubleshooting and Manual Tuning Guide
Page 3 –12
COMPANY CONFIDENTIAL
Issue 2
Copyright © 2009 Nokia. All rights reserved.
Содержание 3710 fold
Страница 115: ...4 RF Troubleshooting Nokia Customer Care Issue 2 COMPANY CONFIDENTIAL Page 4 1 Copyright 2009 Nokia All rights reserved ...
Страница 145: ...5 System Module Nokia Customer Care Issue 2 COMPANY CONFIDENTIAL Page 5 1 Copyright 2009 Nokia All rights reserved ...
Страница 151: ...RM 509 RM 510 RM 511 System Module Issue 2 COMPANY CONFIDENTIAL Page 5 7 Copyright 2009 Nokia All rights reserved ...
Страница 187: ...Glossary Nokia Customer Care Issue 2 COMPANY CONFIDENTIAL Page Glossary 1 Copyright 2009 Nokia All rights reserved ...