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KX-TGC310RU, KX-TGC312RU, KX-TGC320RU, KX-TGC322RU, KX-TGC310UC, KX-TGC312UC, KX-TGC320UC, KX-TGCA30RU - Panasonic Telephone Service Manual (repair manual). Page 8

Read Panasonic KX-TGC310RU / KX-TGC312RU / KX-TGC320RU / KX-TGC322RU / KX-TGC310UC / KX-TGC312UC / KX-TGC320UC / KX-TGCA30RU Service Manual online

8
KX-TGC310/KX-TGC312/KX-TGC320/KX-TGC322/KX-TGCA30
4 Technical Descriptions
4.1.
Block Diagram (Base Unit_Main)
D101
CHARGE_CONTACT
+
-
X501
13.824 MHz
ANT
1
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
RECEIVE
AMP
DCIN 1
DCIN 2
IC302
VCCPA
VBAT_APU
VBAT
VCC_FE
VCC_IF
VCC_VCO
3.0V
DOUBOUT
SCL, SDA
WP
VDD
IC601
FLASH
MEMORY
IC611
EEPROM
MEMORY
R151,R152
Q171
VBAT
DL,CS
3.0 V
REGULATOR
CLK,DO
STM/CKM
R371
R372
VCCA
VCC
XIN
XOUT
CHARGE DET
CHARGE
DETECT
Q701, Q702
LINE
DETECT
RXp
RXn
TXp
TXn
RESET
RSTN
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