KX-TGP500B09, KX-TPA50B09 (serv.man2) - Panasonic PBX Service Manual (repair manual). Page 16

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16
KX-TGP500B09/KX-TPA50B09
4.7.
Block Diagram (Handset)
V_PA
V_RF
V_IO
2.7 V
IC374
IC371
IC501
IC546
MIP
MIN
SPP1
LCD BACKLIGHT
SPN
BELL_LIGHT
HSM
HEADSET_DET
SPP2
SPPN
CI
CI
VCCPA
VCCA
VCC
PDN
DSP
RESET
CHG_CTL
CHG_DET
KEYSTOROBE_A~E
KEYIN_1~5
Q531
CHARGE
DETECT
CHARGE
Q361
D361
Q362, Q364
CHARGE
CONTROL
RST
IC561
DC/DC
CONVERTER
REGULATOR
2.7 V
IC741
REGULATOR
MIC
SP
Headset Jack
CN431
R436/R437
LED561
HEADSET
DETECT
Monitor SP
LCD
KEYS
RF part
ANT1
ANT2
X501
13.824 MHz
Flash
Memory
BATTERY
Q561
LCD
BACK
LIGHT
RST
(BELL)
IC372
DC/DC
CONVERTER
IC373
DC/DC
CONVERTER
SYN_OUT
SYN_EN
SYN_CLK
SYN_DATA
SLOT_CTROL
RADIO_EN
TXDATA
RXDATA
RF_RSTN
RF_POWER
KX-TPA50 BLOCK DIAGRAM (Handset)
BL_LED
Q562
LED551-554
(KEY)

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