2-2
Radio Power Distribution
Figure 2-1. DC Power Distribution Block Diagram
Table 2-1 Radio Jumpers
Jumpers
Dual Vdd
Regulator
Scheme
Single Vdd
Regulator
Scheme
R1
Y
Y
R2
N
N
R3
N
Y
R4
Y
N
Control
On/Off Switch
SWB+
Fuse
Low Battery
Detect
Ant. SW
PCIC(ALC)
PA, Driver
7.5V
Audio PA
Vddd
Reg.
5V
ASFIC_CMP
VCOBIC
FRACTN
LVZIF
LCD
Driver
5V
RF. AMP, IF AMP
Ext. Rx
MECH.
SWB+
UNSWB+
Tx
Vdda
Reg.
R1
R4
R2
R3
Vdda
Accessory
Jacks
Keypad/Option Board
Vdda
Battery
Reg.
MCU Micro P, ROM
& EEPROM
Buffer (NU)
Led
Содержание PRO3150
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