Nokia 6150 Manuales De Servicio
P
AMS
T
echnical Documentation
NSM–1
System
Module
Page 3–53
Original 10/98
Power Distribution Diagram
VR
4
COBBA
ANAL.
TXP
SYNPWR
RXPWR
TXPWR
VXOENA
VBATT
VR
1
VR
2
VR
3
VR
5
VR
6
VR
7
VREF
V5V
BATTERY
VCTCXO
SUMMA RX
VCOs
SUMMA
SUMMA &
BUFFERS
CHARGE
PUMPs
CRFU3 TX
PA
VCP
VTX
VREF
VSYN_1
VRX_2
1.8mA
33mA
36mA
33mA
127mA
< 10 uA
2.5mA
DCS:0.98A
3.6 V
VCOBBA
CRFU3 pre–
scaler
CRFU3 RX
PA VREG
OF SUMMA
GSM: 1.48A
+ BUFFER
VRX_1
VSYN_2
PLLs
18mA
EXT
REG