Block Diagram (Base Unit) - Panasonic KX-TC1205RUB Service Manual

14 BLOCK DIAGRAM (BASE UNIT)

ANTENNA
H/S
RX VCO
DUPLEXER
DPX1
RF AMP
RX LOOP
X1
TX LOOP
POWER
CONTROL
RF AMP
TX VCO
Q3,Q4, T5
Q5, T6, DV1
DC 5V
CONTROL LINE
AUDIO SIGNAL
10.7MHz
RF FILTER
CF1, CF2
L10, C26
RF IC
IC1
MIX 1/2
Q1, T2
PLL OSC
VC1
DC 5V
Q2
VTX
TX
DATA
LED
Q21, LED1
455kHz
17
EXP
RF
-DATA
COM
-CLK
-STB
X2
RF RX
RESET
-DATA DATA
-CLK
-STB
CPU
IC2
CHARGE
TELEPHONE LINE
INTERFACE
·• TEL LINE
SW
RY1
TEL
LINE
AMP
·• LINE
Q11, IC3
SEIZURE
14
Q10
POWER SUPPLY
RESET CHARGE
DC IN
5V
12V 150mA
REGULATOR
(AC Adaptor)
Q18, Q19
AC DOWN
DTC
Q8
DTC
Q9
CHARGE
CONTROL
Q14, Q17
CHARGE
DTC
TERMINAL
Q7
KX-TC1205RUB/W/S/F BLOCK DIAGRAM (BASE UNIT)
DIODE
BRIDGE
TEL LINE
D2, D3,
D4, D5
DC 12V