Samsung SGH-800C, Руководство по обслуживанию

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Samsung Electronics 5-5
5-5 Logic Schematic Circuit Diagram
REED_S/W
CS2
5
4 6
J1002
CON60
SMS05-4
D419
2
1 3
82pF
C1021
VCC
VCC
VCC
100K
R975
D416
SM05
D415
SM05
D422
SM05
10K R980
C300
100nF
C1022
82pF
D420
SM05
SW22
SM05
D426 D423
SM05
D427
SM05 SM05
D421
SM05
D424
200
R524
R1032
2
1 3
5
4 6
AVCC
100K
4
4
5
5
6
6
7
7
8
8
9
9
D418
SMS05-4
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
2
2
20
20
21
21
22
22
23
23
24
24
3
3
IL-FPR-22S-HS
J1003
1
1
10
10
SM05
D429
10nF
C950
+VBA TT
KEYBOARD_R OW(1)
LCDEN
ALERTER
LCD_A2
SPK+
LCD_WR
H_SPK-
MIC-
MIC+
SPK-
SPK+
SPK+
SPK-
SPK2P
KEYBOARD_COL(0)
MIC2P
MIC2N
D(15)
EAR_SWITCH
MAX4.2_BOOT
RST
VF
KEYBOARD_COL(4)
LCDEN
REED
SCL
SDA
ON_OFF
SPK2N
VIBRAT OR
LCD_A2
KEYBOARD_COL(3)
KEYBOARD_COL(2)
KEYBOARD_COL(1)
KEYBOARD_R OW(2)
JA CK_IN
LCD_WR
RS232_RXD
RS232_TXD
DCVOL T
RS232_RTS
RS232_CTS
+VBA TT
VIB-
BA CKLIGHT
D(8:15)
RST
KEYBOARD_R OW(4)
KEYBOARD_R OW(0)
KEYBOARD_R OW(3)
EAR_EN
RI_LIGHT
ALERTER
BA CKLIGHT
D(8)
D(10)
D(12)
D(9)
D(11)
D(13)
D(14)
R300
100K
R301
4.7K
Q300
2SC4081
1
2
3
C940
1uF
VIBRATOR
VIB-
+VBATT
SM05
D430
U888
MAX4544
5
COM
GND
3
IN
1
4
NC
6
NO
V+
2
Q501
FDG6301N
MIC-
MIC+
U887
MAX4544
5
COM
GND
3
IN
1
4
NC
6
NO
V+
2
AVC
05-Schematic Diagrams 7/21/99 11:31 AM Page 5