K850
1203-2528 rev. 1
MEASUREMENT POINTS
Imaging Display
ME
A
S
U
R
EMEN
T
P
O
IN
T
S
Made for
Document Nr
Revision
OPTOSENSE
VBATI
33pF
C4207
1SS361
<NM>
V4203
A2
K1/K2
A1
2.2uF
C4206
33pF
C4201
<NM>
2.2uF
C4200
1uF
C4203
25V
TP4200
33pF
<NM>
C4204
25V
VOPTO30
VDDE18
330pF
1
C4202
25V
TPS852
2
3
4
5
6
1
N4200
OUT
GND
GND
GND
GND
VCC
TPS852
1uF
C4211
100nF
C4208
AB3100
1
N2000
A1
B2
E3
C2
D2
1000-8142
VBOOST
BOOST_ISN
BOOST_ISP
BOOST LED DRIVER
Ericsson AB 3100
MMI
SW_BOOST
VDD_BOOST
AB3100
1
B4
A4
D3
C3
A3
B3
B14
C14
N2000
1000-8142
VIBR_OUT
VIBRATOR CONTROL
INDICATOR LED CONTROL
LED3_N
LED2_N
Ericsson AB 3100
MMI
LED1_N
LED4_N
LED5_N
LED6_N
VDD_VIBR
100nF
C4213
100nF
C4214
0402 Size
1
2
ST4200
0402 Size
1
2
ST4201
LED_ROW1
LED_ROW2
LED_ROW3
LED_BACK
33pF
C4215
33pF
C4216
33pF
C4217
33pF
C4218
33pF
C4219
33pF
C4220
33pF
C4221
33pF
C4222
33pF
C4223
33pF
C4224
33pF
C4225
BC847CDXV6T1G
1
4
5
3
V4205
1200-0320
C
E
B
2
1
0402 Size Strap!
ST4202
ST4203
0402 Size Strap!
1
2
TP4201
1
2
ST4204
33pF
C4228
33pF
C4227
100nF
C4229
100nF
C4230
VDD(2.65V)
25
VDD(2.65V)
23
VIO(1.8V)
21
RES
10
D0
3
D1
1
26-pin
D2
2
X4200
1200-0293
D3
4
D4
6
D5
8
D6
12
D7
16
VSYNC
17
WR STR
11
REG SEL
13
RD STR
7
ANODE
22
CATHODE
24
VSS
14
VSS
18
VSS
20
VSS
26
VSS
19
VSS
9
VSS
5
Z1
Chassi
Z2
Chassi
Z3
Chassi
Z4
Chassi
33pF
C4231
<NM>
VAUDIO26
33pF
C4209
33pF
<NM>
C4210
470pF
<NM>
C4232
ASTA/ANJA
D2000
L14
H20
H19
J22
J21
J20
K21
J19
K20
K19
L19
L20
L21
M19
M20
1200-0795
ASTA/ANJA_DISPLAY
PDI_RESn
PDI_D0
PDI_D1
PDI_D2
PDI_D3
PDI_D4
PDI_D5
PDI_D6
PDI_D7
PDI_C0
PDI_C1
PDI_C2
PDI_C3
PDI_C4
PDI_C5
Asta/Anja_IMAGING
X2506
1
CONNECTORPAD
X2507
1
CONNECTORPAD
NTJS4405N
1
2
5
6
3
4
V4200
1000-0293
S
G
33pF
C4226
V4201
1000-0087
Leadfree
1uF
C4233
25V
CHIP SEL
15
56nH
L4202
56nH
L4203
150mohms
R4203
180Kohms
R4206
10Kohms
R4209
62Kohms
R4212
910Kohms
1
R4211
0ohms
<NM>
R4214
22uH
1
L4201
1200-6306
470ohms
<NM>
R4202
10ohms
R4215
VBATI
VBATI
VOPTO30 VDDE18
OPTOSENSE
VOPTO30
VDDE18 VAUDIO26
LCD_RESn
LCD_DAT0
LCD_DAT1
LCD_DAT2
LCD_DAT3
LCD_DAT4
LCD_DAT5
LCD_DAT6
LCD_DAT7
VBOOST
VBOOST
LCD_RD
LCD_WR
LCD_CS
LCD_RS
VBATI
LCD_VSYNC
VBATI
LED_LCD
LED_LCD
VBATI
LED_ROW1
LED_ROW2
LED_ROW3
LED_BACK
VAUDIO26
If mounted
the value of
C4201 shoud
be 82p.
Grounding unused LED-inputs
seem to lead to leakage current.
Max 30 mA current
Place C4215 to C4228
close to connector
The LED driver should have a
separate groundplane. It should be
connected to phone ground in
one point. This is the ISENSE-
node.
Radio components
Vibrator
LCD-
CONNECTOR
LIGHT SENSOR
1%
Place close to X4200
Imaging
Imaging Display
1200-1889 Page 2
3
MP 137
Page 26
MP 136
Page 26
MP 140
Page 26
MP 141
Page 26
MP 5
Page 25
MP 4
Page 25
MP 52
Page 25
MP 25
Page 25
MP 51
Page 25
MP 26
Page 25
MP 49
Page 25
SEMC Troubleshooting Manual
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