N500_schematics.pdf

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U470
+VBATT
1
2
3
C427
100NF
C305
100PF
VIN
GND
ON/OFF
NC
4
C306
10UF/6.3V
C307
10NF
R737
1K
C753
1UF
VOUT
5
RTC_3V3
D441
MCL4154
RTC_VCC
LP2981AIM5X-3.3
BAT1
RB414
U621
1 VIN
2 GND
C748
1UF
3 ON/OFF
NC
4
C319
10NF
C318
VOUT
5
ALERT_VCC
1UF
LP2981AIM5X-3.3
AVCC
U622
U474
SI3865DV
4
+VBATT
R583
100K
5
6
R1,C1
R2
C579
100UF
C587
10NF
R584
1K
C750
10UF/6.3V
C436
100UF
U623
1
VIN
2
GND
3
ON/OFF
4
NC
C536
10NF
C535
VOUT
5
S2
ON/OFF
D2
D2
2
1
C749
1UF
3
1
2
3
VIN
GND
ON/OFF
NC
4
C326
10NF
C328
10UF/6.3V
C555
27PF
VOUT
5
LP2981AIM5X-3.0
One Point Contact
VCC
10UF
LP2981AIM5X-3.0
POWER
VOUT
H400
H401
H402
H403
H404
H405
H406
H407
H408
H409
PCB FIXING HOLES(1.9)
HOLES FOR SHIELD LOCKER(0.8)
Title
POWER Management Schematic
Size
Document Number
Rev
A3
SAMSUNG/N500/B.B/PSU
Wednesday, Dec, 19, 2001
Sheet
Rev 3.1
1 of 11
Date:
VCC
R422
100K
LCDEN
RST
R739
10K
VCC
R423
100K
CON1
SGH-R100 LCD
1
2
NC1
CS1B
CS2
RESETB
RS
RW_WRB
E_RDB
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
DUTY0 +
DUTY1
VDD
VSS
-
+1
+2
37
38
39
40
41
42
R743
10
R741
R742
10
10
R740
10
ALERT_VCC
B_LIGHT
C751
10NF
3
4
A(0)
WR
RD
D(0:15)
5
6
7
D(0)
D(1)
D(2)
D(3)
D(4)
D(5)
D(6)
D(7)
VCC
13
14
R427
10K
R424
10K
15
16
17
18
ALERT_VCC
C411
LED2
SLS-NNBL102TS
LED1
CL-165HR/YG-D
AVCC
C412
R728
56
R726
220
R727
33
C771
27PF
3
TEMPERATURE
C418
TH1
B57231-V2473-J60
2
3
C701
100NF
C419
C420
C421
1
Q407
DTC114YE
C422
100NF
100NF
100NF
100NF
1UF
U626
VCC
R656
56K
1UF
1UF
19
20
21
22
23
C415
C417
1UF
1UF
24
25
26
27
28
29
30
31
6.8NF 32
33
34
1
Q408
DTC114YE
35
36
8
9
10
11
12
VOUT -1
C4+
C3+
C1-
C1+
C2+
C2-
V1
V2
V3
V4
V0
VR
C68
PS
INTRS
NC2
+3
Q406
DTC114YE
2
BLUE_RI
1
RED_RI
GREEN_RI
2
3
Title
LCD Schematic
Size
Document Number
Rev
A3
SAMSUNG/N500/B.B/LCD
Wednesday, Dec, 19, 2001
Sheet
Rev 3.1
2 of 11
Date:
KEYBOARD_COL(0:4)
KEYBOARD_COL(4)
KEYBOARD_COL(3)
KEYBOARD_COL(2)
KEYBOARD_COL(1)
KEYBOARD_COL(0)
U465
ON_OFF
3
4
KEYBOARD_COL(4)
5
1
2
SW16
CLR
1
2
SW13
SOFT1
1
2
SW14
SOFT2
1
SW15
SEND
2
1
SW20
END
2
R746
10K
2
KEYBOARD_ROW(0)
+VBATT
KEYBOARD_ROW(0:4)
KEYBOARD_ROW(0)
1
RN4985
6
1
2
SW1
DIGIT1
1
2
SW2
DIGIT2
1
2
SW3
DIGIT3
1
2
SW4
DIGIT4
1
2
SW5
DIGIT5
KEYBOARD_ROW(1)
1
2
SW6
DIGIT6
1
2
SW7
DIGIT7
1
2
SW8
DIGIT8
1
2
SW9
DIGIT9
1
2
SW10
DIGIT0
KEYBOARD_ROW(2)
1
2
SW11
SYMBOL*
1
2
SW12
SYMBOL#
KEYBOARD_ROW(3)
1
2
SW23
DOWN
1
SW24
UP
2
KEYBOARD_ROW(4)
+VBATT
R747
220
R572
220
R748
220
U619
220
R749
220
R574
220
R750
220
R725
220
D428
SLS-NNBL102TS
3
R575
3.9K
BACKLIGHT
2
R579
100K
U620
2SD2114KT146V
D427
SLS-NNBL102TS
D430
SLS-NNBL102TS
D429
SLS-NNBL102TS
D432
SLS-NNBL102TS
D431
SLS-NNBL102TS
D434
SLS-NNBL102TS
D433
SLS-NNBL102TS
B_LIGHT
1
Title
KEY Schematic
Size
Document Number
Rev
A3
SAMSUNG/N500/B.B/LCD
Wednesday, Dec, 19, 2001
Sheet
Rev 3.1
3 of 11
Date:

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