Samsung SGH-R210s Schematics

U470
15
VIN
VOUT
2
GND
4
3
C427
C305
100NF
100PF
LP2981AIM5X-3.0
NCON/OFF
C306
10UF/6.3V
10NF
D441 MCL4154
C307
R738
1K
BAT1
RB414
RTC_3V3+VBATT
RTC_VCC
C751
100NF
+VBATT
POWER
U621
15
VIN
VOUT
2
GND
C748 1UF
U474 SI3865DV
3
4
D2
S2
2 R583 100K
5
D2
ON/OFF
61
R1,C1
R2
C587 10NF
R584
1K
C579
C436
100UF
100UF
H400 H401 H402
PCB FIXING HOLES(1.9)
C749 1UF
C750 10UF/6.3V
H403
3
LP2981AIM5X-3.3
1
VIN
2
GND
3
ON/OFF
LP2981AIMX-2.5
1
VIN VOUT
2
GND
3
ON/OFF LP2981AIM5X-3.0
4
NCON/OFF
U619
5
VOUT
4
NC
U620
5
4
NC
C319 10NF
C326 10NF
One Point Contact
C536 10NF
C328
10UF/6.3V
C318
1UF
C535
10UF/6.3V
C555
LVCC
AVCC
27PF
VDD3.0
VOUT
Title
POWER Management Schematic
Document Number
SAMSUNG/R210S/B.B/PSU
A3
Date: Sheet
Wednesday, Apr, 3, 2002
RevSize
Rev 2.3
LCDEN
D(0:15)
VDD3.0
R422 100K
RST
A(0)
WR
RD
LVCC
BLUE_RI
RED_RI
GREEN_RI
3
2
1
LED2 SLS-NNBD102TS
R728 R644
56
Q411 DTC114YE
31
2
4
5
U651
UMH9N-TN
LED1 CL-165HR/YG-D
R642
390
75
6
VDD3.0
D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
R656 56K
TH1 B57231-V2473-J60
C701 100NF NC
VDD3.0
R427
R424
10K
10K
TEMPERATURE
C810
VDD3.0
VDD3.0
C411
CAP_2ARRAY_1UF
CAP_2ARRAY_1UF
U693
CAP_4ARRAY_100NF
C422 1UF
CON1
R423
SGH-R100 LCD
100K
1
NC1
2
CS1B
3
CS2
4
RESETB
5
RS
6
RW_WRB
7
E_RDB
8
DB0
9
DB1
10
DB2
11
DB3
12
DB4
13
DB5
14
DB6
15
DB7
16
37
R782
DUTY0
+
17
DUTY1
-
18
+1
VDD
19
+2
VSS
1UF
20
-1
VOUT
U692
21
+3
C4+
22
C3+
23
C1-
24
C778
C1+
25
C2+
26
C2-
27
V1
28
V2
29
V3
30
V4
31
V0
32
VR
33
C68
34
PS
35
INTRS
36
NC2
10
38
39
R783 10
40
41
R785 10
42
LVCC
B_LIGHT
10R784
Title
LCD Interface Schematic
Size
Document Number
SAMSUNG/R210S/B.B/LCD
A3
Wednesday, Apr, 3, 2002
Date:
Sheet
Rev
Rev 2.3
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