Nokia N900 Service Schematics

Customer Care / GTM / Competence Management
Confidential Copyright © 2009 NOKIA Only for training and service purposes
Version: 2.0 | 07.10.2009 | N900/RX-51 | Board version: 2JH_21a | Keyboard | Page 7 (18)
CTRL
L
Q IRE
SPACE
W
H
N
J
T PO ,
SHIFT
UY
SPACE
BV M
G
S4504
1
2
Fn
.
CZ
A KFD
X
S
2
S4526
1
2
1
1
2
S4539
1
2
S4506
1
6
2
GND
1
S4507
4
N4501
Gnd
1
Vcc
23
Out2
Out1
4
4
0
2
S4502
1
2
S4522
1
2
3
5
2
S4508
1
2
1
2
S4531
1
2
S4510
1
0
1
7
4
S4538
3 6
2
2
1
4
S4536
1
2
1
2
7
3
4
S4516
1
2
S4501
1
2
S4521
0
7
S4517
1
2
1
2
S4535
1
2
7
1
2
S4509
1
2
6
S4518
7
S4519
1
2
1
S4515
1
2
2
3
0
1
2
S4523
1
2
S4525
C4501
100n
S4513 S4514
1
2
0
S4532
1
2
3
5
S4524
1
2
2
S4503
1
2
S4512
1
2
4
S4527
1
2
S4511
1
4
S4537
1
2
S4533
1
2
3
5
2
S4520
1
2
5
0
S4505
1
2
S4530
1
S4528
1
2
5 1
6
S4529
1
2
GND
5
2
2
S4534
1
2
6
SLIDE_SW
1
2
0
5
VOL-VOL+
6
1
2
7
1
3
0
S4313
1 2
5
1
560R
7
7
00
GND
R4300
5
6
GND
S4312
S4311
1
2
1
2
GND
E1
E2
I1
0
1
4
3
Z4300
GND
E1
GND
E3
Output10
A4
E4
Output9
1
2
Input5
B1
GND
C3
Output6
B5
B4
Output5
Input8
C2
D1
Input7
GND
D3
Output8
C5
D4
Output7
Input10
A1
Input9
E2
Input2
Input1
D2
GND
A3
Output2
E5
D5
Output1
A2
Input4
Input3
C1
Output4
A5
Output3
C4
B2
Input6
2
GND
6
Z4302
GND
7
5
GND
3
S4314
4,5= GND
1 2 3
GND
3
0
4
2
4
2
GND
4
GND
S4301
1
2
GND
7
POWERON
ROW(7:0)
SCREEN_LCK
COL(7:0)
QROW(7:0)
QCOL(7:0)
CAM_CAP(1:0)
6
1
V28
GAIA
GAIA
GAIA
CPU >
OMAP3430
CPU >
OMAP3430
CPU >
OMAP3430
EMI/ESD protector
Lock switch
Volume keys
Power key
Slide open
sensor
EMI/ESD
protector
Capture key
QWERTY keyboard
2.8V

Nokia N900 Specifications

General

RAM	256 MB
Internal Storage	32 GB
Operating System	Maemo 5
Battery	Removable Li-Ion 1320 mAh battery (BL-5J)
Weight	181 g
Network	GSM / HSPA
SIM	Mini-SIM
GPU	PowerVR SGX530
Memory Card slot	microSD, up to 16 GB (dedicated slot)
Loudspeaker	Yes, with stereo speakers
3.5mm jack	Yes
GPS	Yes, with A-GPS; Ovi Maps
Sensors	Accelerometer, proximity, compass
Talk time	Up to 6 h 30 min (2G) / Up to 4 h 30 min (3G)
Display	3.5 inches, 800 x 480 pixels
Processor	TI OMAP 3430
Camera	5 MP
Dimensions	110.9 x 59.8 x 18 mm
Connectivity	Wi-Fi 802.11 b/g, Bluetooth 2.1
Radio	Stereo FM radio
Browser	HTML, Adobe Flash