K850
1203-2528 rev. 1
MEASUREMENT POINTS
Audio Analog
ME
A
S
U
R
EMEN
T
P
O
IN
T
S
Made for
Document Nr
Revision
33pF
<NM>
C3126
33pF
<NM>
C3127
FML
FMR
MICP/AUXinL
MICN/AUXinR
33pF
C3130
<NM>
33pF
C3129
<NM>
470nF
C3137
NCP2890FCT1_LEADFREE
N3100
C1
A3
A1
C3
C2
A2
B3
B2
B1
1000-0372
Leadfree
IN-
IN+
Bypass
SHDN
V02
Vo1
VDD
GND
GND
AUDIO_PA
33pF
<NM>
C3114
33pF
<NM>
C3116
33pF
<NM>
C3115
33pF
C3109
<NM>
33pF
C3108
<NM>
33pF
C3107
<NM>
100nF
C3121
33pF
C3122
33pF
C3105
<NM>
33pF
C3139
33pF
C3140
VAD
SPR
SPL
VBATI
10uF
C3106
33pF
C3110
<NM>
33pF
<NM>
C3111
33pF
C3117
AB3100
M7
N5
P7
P6
P3
P13
N7
N6
J12
H14
N4
N11
P10
N8
P8
N9
P9
N10
M10
P11
P12
P14
N13
P5
M5
P4
M4
N2000
3A
1000-8142
SPKRN_OUT
SPKRP_OUT
CCO2
MIDR_OUT
MIC4P
MIC4N
MIC3N
MIC3P
Ericsson AB 3100
MMI
MIC1P
MIC1N
MIC2P
MIC2N
LINEIN1
LINEIN2
BEARP_OUT
BEARN_OUT
AUXO1_OUT
AUXO2_OUT
CCO1
VSS_BEAR
VSS_SPKR
PLL_DEC4
AUDIO IF
VDD_SPKR
VDD_AUDIO
VDD_BEAR
VDD_AUXO
PLL_DEC3
47nF
C3138
33pF
C3136
VAUDIO26
VBEAR26
100nF
C3124
100nF
C3131
100nF
C3125
100nF
C3132
100nF
C3133
100nF
C3135
10uF
C3118
470nF
C3145
470nF
C3146
10uF
C3112
220uF
C3149
1
220uF
C3150
1
ST3100
2
1
33pF
C3152
33pF
C3151
MAX7327
7
D2420
1200-1951
GPIO_O6_OUTPUT
1uF
C3103
3.3nF
C3154
470nF
C3156
470nF
C3155
33pF
C3157
10uF
C3158
GND
33pF
C3141
GND
33pF
C3142
33pF
C3159
<NM>
UESD3.3DT5G
V3100
3
1
2
<NM>
1000-0399
A
C1
C2
UESD3.3DT5G
V3101
3
1
2
<NM>
1000-0399
A
C1
C2
GND
1
X3101
CONNECTORPAD
1
X3100
CONNECTORPAD
1
X3103
CONNECTORPAD
1
X3102
CONNECTORPAD
470nF
C3160
1
X3105
1
1200-2112
2
4
3
TP3100
33pF
<NM>
C3102
33pF
C3119
<NM>
TJATTE3
N3101
B4
C1
C2
C3
C4
C5
A5
B1
D1
A4
D5
A3
D4
A1
D2
A2
D3
B3
B5
B2
1000-0198
Leadfree
TJATTE3
V_MIC
INTMICint
INTMIC
MICP
MICN
SPL
SPR
COO
SP_ref
MICP_int
MICN_int
SPL_int
SPR_int
VAD
GND
GND
GND
GND
GND
GND
ST3101
2
1
L3103
1GHz
L3104
1GHz
100Kohms
R3112
10Kohms
R3106
10Kohms
R3103
4.7Kohms
R3102
0ohms
<NM>
R3114
100ohms
R3109
0ohms
R3115
0ohms
R3116
100Kohms
R3153
24Kohms
R3154
L3105
1GHz
L3106
1GHz
L3100
1GHz
2.2Kohms
R3155
100ohms
R3156
56nH
L3110
56nH
L3111
4.7Kohms
R3157
0ohms
R3158
10Kohms
R3128
10Kohms
R3129
100nH
L3124
100nH
L3125
330k
L3108
1201-0706
100MHz
330k
L3109
1201-0706
100MHz
0ohms
R3130
0ohms
R3131
MIC1P
BEARN
VAD
SPR
SPL
VBATI
AUXO1
PHFMICN
SPEAKER_P
VBATI
BEARP
PHFMICP
VBEAR26
VAUDIO26 VBEAR26
FM_R
FM_R
FM_L
FM_L
VBATI
AUXO2
MIDREF
CCO_INTMIC
SPEAKER_N
AMPCTRL
VAUDIO26
electret MIC
Place close
to N2000
Place close to N2000
Mount C3139 and C3140,
L3103 and L3104
close to N2000
Place C3121, C3122 and
ST3100 close to N2000
Should be able to access VBATI
between C3106 and N3100
Should be able to access VBATI
between C3112 and N2000
Radio Components
Mount C3110,R3118,C3111,L3100
close to mic.
Mount C3141, C3142,
L3103 and L3104
close to connector
Earphone
Speaker
Cora speaker pad...
Audio
Audio Analog
1200-1890 Page 2
3
MP 74
Page 26
MP 139
Page 26
MP 138
Page 26
MP 76
Page 26
MP 19
Page 25
MP 86
Page 26
MP 106
Page 26
MP 37
Page 25
MP 45
Page 25
MP 43
Page 25
MP 35
Page 25
MP 38
Page 25
MP 42
Page 25
MP 2
Page 25
MP 1
Page 25
MP 89
Page 26
MP 109
Page 26
MP 88
Page 26
MP 87
Page 26
MP 156
Page 26
MP 155
Page 26
SEMC Troubleshooting Manual
52
(101)