Read Panasonic KX-PRL260RUB / KX-PRLA20RUB Service Manual online
8
KX-PRL260RUB/KX-PRLA20RUB
4 Technical Descriptions
4.1.
Block Diagram (Base Unit_Main)
KX-PRL260 BLOCK DIAGRAM (Base Unit_Main)
SIDE_TONE
CIRCUIT
Crystal
10.368MHz
TR_RLY
TIP
RING
TEL_JACK
VRF
/VPA
RF_Block
IC501
BBIC
DC5.5V+
GND
DC_JACK
+
-
CHARGE
3
4
2
1
D101
CHARGE
DETECT
Q701
Q141
Q161
REGULATOR
IC302
Power Down
DET
Power supply
at AC failure
KEY
PAD
LED
VBAT
PDN_DET
CHARGE_DET
IC611
IC502
IC601
IC721
BT
Module
Q301
+1.8V
+5.0V
+3.0V
+5.0V+5.0V
AVD/VDD
QSPI
CIDINp
CIDINn
P3_6
MICh
LSRp
RF_VDD
VDD_PA
ANT2
IC722
BT_1.8V
IC41
1
IC402
IC401
FLASH
MEMORY
EEPROM
FLASH
MEMORY
CKM/STM
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