Panasonic KX-TG4732B

9
KX-TG4732B/KX-TG4733B/KX-TG4734B/KX-TGA470B
4.2. Block Diagram (Base Unit_Main)
Operational P.C. Board
D101
CHARGE_CONTAC
T
+
-
SP
X501
13.824 MHz
MIC
+-
ANT2ANT1
TEL JACK
L1T L1R DCP DCM
DC JACK
RLY
SIDE TONE CIRCUIT
Q161
Q141
BELL DETECT
HOOK
BELL
Q111
LIN
LOUT
RF_PART
HSMIP
HSMIN
IC501
BBIC
INUSE DETECT 2
INUSE DETECT 1
RECEIVE AMP
DCIN 1 DCIN 2
IC302
VCCPA
VBAT_APU
VBAT
VCC_FE
VCC_IF
VCC_VCO
PDN DET
CHARGE_DET
3.0V
DOUBOUT
SCL, SDA
WP
VDD
ANS_LED
SP_LED
IC601
FLASH MEMORY
IC611
EEPROM MEMORY
KEYS
LCD
R151,R152
R131, R133
Q171
VBAT
DL,CS
MSG_LED
LCD_BLT
KEY 1
MIP
MIN
6
KEY A~E
CS_CDSID
SCL_RST
SPOUTN
SPOUTP
3.0 V REGULATOR
CLK,DO
STM/CKM
R371 R372
Q701, Q702
CHARGE DETECT
VCCA
VCC
KX-TG4732/4733/4734 BLOCK DIAGRAM (Base Unit_Main)
ANT2 ANT1 RXp RXn RXON TXp TXn TXON
RESET
RSTN