SEMC Troubleshooting Manual
MEASUREMENT POINTS
Squid RF Module - Radio Power Amplifi er UMTS
K630 - V640 - K660
WPA1_EN
VBAT
VRAD_2V75
RFOUT_2
RFOUT_1
TERM
Vcc_PA
WTXMOD
VBAT
WPA0_EN
WPABIAS
WTXMOD
VBAT
WPSENSE
47ohms
R402
WCDMA_TX
VRAD_2V75
1000-7876
Isolator
K402
6
4
3
1
2
5
GND
GND
GND
GND
OUT
IN
ISOLATOR
10pF
C418
0ohms
R405
NM
0ohms
NM
R403
1200-0072
LDC181G9519B-327
K401
2
5
4
6
1
3
COUPL_OUT
GND
IN
CLASS:
Power Coupler
OUT
TERM
GND
10pF
C417
22pF
C419
10nF
C413
1nF
C414
1nF
C415
10nF
C420
1200-0073
1950MHz
SKY77174
2
8
4
5
3
10
1
11
6
7
9
N2001
SKY771nn Module
RFIN
VCC1
VCC2
VBIAS
VCONT
ENABLE
RFOUT
GND
GND
GND
GND_SLUG
22pF
C416
MP 60
Made for
Squid RF Module
Radio Power Ampli er UMTS
Document Nr
Revision
1200/0064 Page 7
6
1215-3608 rev. 1
59
(96)
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