7210.pdf

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nokia
Customer Care Europe & Africa
SCCE Training Group
©
2003 NMP
Only for training and service purposes
COMPANY CONFIDENTIAL
DCT4 Common Baseband
NHL-4 (7210)
04.03.2003
1(11)
Version 3.0 Approved
(PCB) Version_tb4_18a
Table of Contents
DCT4 Common Baseband Schematrics
System connector & IRDA
Analog Audio
Vibra/LEDs/Keyboard/Display
UEM
UPP & Flash
FM Radio
BB - RF connection overview
RF Schematics
Signal overview / Layout
Componentfinder
Page
1
2
3
4
5
6
7
8
9
10
11
nokia
Customer Care Europe & Africa
SCCE Training Group
©
2003 NMP
Only for training and service purposes
COMPANY CONFIDENTIAL
System connector & IRDA
NHL-4 (7210)
04.03.2003
2(11)
Version 3.0 Approved
(PCB) Version_tb4_18a
IRDA
1.8V
2.8V
R350
UPP
4R7
Pop-Port connector
UEM
UPP
Analog Audio
UEM
Analog Audio
Radio
nokia
Customer Care Europe & Africa
SCCE Training Group
©
2003 NMP
Only for training and service purposes
COMPANY CONFIDENTIAL
Analog Audio
NHL-4 (7210)
04.03.2003
3(11)
Version 3.0 Approved
(PCB) Version_tb4_18a
Inside of LCD
Frame I006
I008
Pico speaker
I009
Microphone
UEM
ACI
Sytem connector
UPP
nokia
Customer Care Europe & Africa
SCCE Training Group
©
2003 NMP
Only for training and service purposes
COMPANY CONFIDENTIAL
Vibra/LEDs/Keyboard/Display
NHL-4 (7210)
04.03.2003
4(11)
Version 3.0 Approved
(PCB) Version_tb4_18a
1.8V 2.8V
UPP
UEM
nokia
Customer Care Europe & Africa
SCCE Training Group
©
2003 NMP
Only for training and service purposes
COMPANY CONFIDENTIAL
UEM
NHL-4 (7210)
04.03.2003
5(11)
Version 3.0 Approved
(PCB) Version_tb4_18a
System connector
R200
0R22
Button pressed = 0V
Button released ~ Vbat
32.768 kHz
1
VFLASH2
VCORE_LIN
VANA
VFLASH1
1.8V
1.8V
2.8V
2.8V
2.8V
Audio
Interface
2.8V 1.8V
UI N300
6
5
1.8V - 3V
depends on SIMcard
UPP
C421
100p
R421
10k
R423
10k
C422
100p
N500
4.7V
Helga
{
2.8V
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