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 | LEDs | Page 6 (18)
qwerty leds
2k2
GND
R1303
100n
V1312V1315
C1322
V1301
GND
47k
4k7
V1361
GND
V1311V1314
E4
SDA
E5
SCL
C2
ASEL0
C3
C4
EN
D1
D7
D8
D2
INT
D3
D4
CLK
E1
D9
A4
C2-
C2+
A5
B1
D3
B2
D4
B3
ASEL1
B4
C1-
C1+
B5
C1
D5
D6
N1301
C5= VBAT_LEDS
D5= GND
A1
D1
A2
D2
VOUT
A3
C1351
4u7
0u47
C1305
VIO_18
J1330
22uH
V1360
1
L1350
R1304
1k0
VIO_18
R1362
220R
4u7
C1350
GND
220R
R1361
R1305
2k2
GND
V1361
4k7
47k
120k
R1307
GND
0
27R
R1352
VOUT
C2
IND
PGND
C3
V1350
N1350
AGND
A1
A2
EN
LD
A3
VDD
B1
B3
FB
C1
GND
GND
GND
V1302
A2
ENA
A3
B1
D1B
B2
VIN
B3
D1A
C1
D2B
D2A
C3
GNDC2=
N1322
A1
ISET
ENB
0
xR
R1323
J1301
R1302
100k
R1363 R1364
220R220R
3
GND4=
VIO_188=
&
D1322
5
6
100k
R1354
R1353
27R
GND
2k2
GND
GND
R1306
GND
5= VBAT
GND2=
N1302
1
NO
3
NC
4
COM
IN
6
L1351
120R/100MHz
C1304
0u47
V1303V1303
1u0
C1306
2
100k
R1301
C1303
1u0
R1351
27R
GND
GND
GND
GND3=
VIO_185=
1
D1350
1
2
4
V1310
1
D1322
&
8= VIO_18
4= GND
1
2
7
GND
GND
J1323
VBAT_LEDS
VBAT
V1313
CHRG_IND
LCD_LEDS
CABC
LCDLEDS_2
LCDLEDS_1
L=
W=0.40
R1390
GND
I2C_2(1:0)
SETCURR1
RGB_CTRL_EN
SYS_CLKREQ
CIR
RGB_LED(2:0)
SLEEPCLK
RGB_INT
SLEEP_IND
NSLEEP1
BOOT_MODE
Display > Main flex
connector
GAIA > USB battery
charger
VBUS
IR LED
LED driver
Analog switch
2-channel
LED driver
LCD backlight
LED driver
Charging LED
driver (red)
Charging LED
driver (green)
CPU > OMAP3430
CPU > OMAP3430
GAIA
CPU > OMAP3430
GAIA
Display > main
flex connector
CPU >
OMAP3430
CPU >
OMAP3430
Display > main
flex connector
3.7V
1.8V
1.8V

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