Sony Ericsson K850 - Keyboard Schematics

KEYOUT0
KEYOUT1
KEYOUT3
KEYOUT3
KEYIN2
LED_CAMERA
KEYIN1
KEYIN4
KEYIN5
KEYIN3
KEYOUT4
KEYOUT2
KEYIN0
5
4
2
ModeKey1
ModeKey2
ModeKey3
LED_ROW1
STEPUP50
LED_ROW2
LED_ROW3
Keypad
3
S1000
21
Keypad
6
S1001
21
Keypad
1
S1002
21
Keypad
Red
button
S1010
21
Keypad
Back
S1012
21
Keypad
Green
button
S1004
12
Keypad
CLR
S1013
21
Keypad
8
S1014
21
Keypad
2
S1020
21
Keypad
0
S1021
21
Keypad
5
S1023
21
Keypad
9
S1025
12
Keypad
4
S1031
12
Keypad
7
S1032
12
Keypad
#
S1034
12
Keypad
*
S1035
12
Keypad
21
S1040
Rock
Down
Keypad
21
S1041
Rock
Left
Keypad
21
S1042
Rock
Up
Keypad
21
S1044
Rock
Right
X107
1
1
X105
1
X109
100nF
C1110
1uF
C1111
1200-2072
EVPAHAA6A
2
A
B
A1
B1
C
D
S1100
OUT3
GND
OUT2
IN2
IN1
OUT1
2
1
21
V1007
<NM>
AC
21
V1008
<NM>
AC
V1009
12
<NM>
AC
TP1100
TP1101
X112
1
X113
1
X114
1
X115
1
1200-2114
S1101
Z1
Z2
4
3
2
1
1
4
1
2
3
MEC2
MEC1
1200-5242
V1110
2
A
C
1200-5242
V1111
2
A
C
1200-5242
V1112
2
A
C
1200-5242
V1113
2
A
C
1200-5242
V1114
2
A
C
1200-5242
V1115
2
A
C
1200-5242
V1116
2
A
C
1200-5242
V1117
2
A
C
1200-5242
V1118
2
A
C
1200-5242
V1119
2
A
C
1200-5025
EVQ1P6B55
1
S1103
Z1
B1
B
A1
A
CASE
1200-8900
CL-194S-HB7-SD-T
V1105
2
A
C
1200-8900
CL-194S-HB7-SD-T
V1106
2
A
C
1200-8900
CL-194S-HB7-SD-T
V1107
2
A
C
A1
1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
X1000
A16
A17
A18
A19
A20
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
Z1
Z2
Z3
Z4
1
X111
GND
X103
1
1
X102
2.7nF
C1109
1201-6608
CY8C20334
16
24
17
23
18
22
19
21
10
7
11
6
12
5
13
4
15
3
2
1
14
20
9
25
8
D1100
1
P2[5]
HEATSLUG
NC
VSS
P2[3]
P2[1]
P2[0]
P1[7]
P1[6]
P1[5]
P1[4]
P1[3]
P1[2]
P1[1]
P1[0]
P0[7]
P0[6]
P0[5]
P0[4]
P0[3]
P0[2]
P0[1]
P0[0]
XRES
VDD
CY8C20334
560ohms
R1102
560ohms
R1101
560ohms
R1107
330ohmsR1116
330ohmsR1113
330ohmsR1114
330ohmsR1115
10ohms
R1119
10ohms
R1118
10ohms
R1120
10ohms
R1121
10ohms
R1122
10ohms
R1123
10ohms
R1124
10ohms
R1125
10ohms
R1126
10ohms
R1127
560ohms
R1104
560ohms
R1110
560ohms
R1109
V1132
12
AC
1000-0282 V1136
12
AC
V1133
12
AC
V1134
12
AC
1000-0282 V1139
12
AC
1000-0282 V1140
12
AC
V1000
LEADFREE
1000-0087
1000-0087
LEADFREE
V1001
V1002
LEADFREE
1000-0087
1000-0087
LEADFREE
V1004
Camera On/Off key
3 position mode switch
E1
E2
E3
3
2
1
Video Led
Play Led
KEYBOARD-
CONNECTOR
123
456
789
*0#
CLRBack
Soft
Right
Soft
Left
S1100
Camera key
X1000
Cam LED
Int./
Op.
Multi/
No
SEL
UP
LR
DN
Keyboard matrix
Keyboard FPC floorplan
Cam Led
Row 3Row 2Row 1
Camera key
Floor plan
K850
1203-2528 rev. 1
APPENDIX Keyboard Schematics
APPENDIX
SEMC Troubleshooting Manual
92 (101)