KX-TGP600RUB, KX-TPA60RUB - Panasonic Telephone Service Manual (repair manual). Page 15

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15
KX-TGP600RUB/KX-TPA60RUB
4.6.
Block Diagram (Handset)
BAT +
VBAT
BAT -
CHG
 -
CH
G
 +
Key (26
)
(Tri
an
g
le
 Matri
x
)
LCD_Back
light
Key_Bac
klight
MIC
RE
CEIV
ER
HEADSET
JACK
SPE
AKER
3v
X1
13.824MHz
4v
ANT
KB
IO1
8
MIP
MIN
HSSPOUT
P
LO
UT
H
SMI
P
HEAD
SET
_DET
SPOUT
P
SPOUT
N
KE
Y
_
B
L
LCD_BL1
LCD_BL2
DOUBOUT
C
HG_CT
RL
CHG_D
ET
BAT
C
HG_CU
R
S
e
rial Fl
ash Mem
ory
64MBit
Win
bond
1.8”
TFT  Color
 LCD
12
8x160
dot 
(Tr
u
ly /D
r-
IC
 : H
X
83
53)
RF
QSPI
SPI
RF I/
F
Uar
t
Uar
t I/F
J
T
AG I/F
Ni-MH
JT
A
G
BE
LL_LED (RED)
BELL_RED
IC1
DCX81
LED_SINK
Charge 
Circuit
Circuit
Q501
LED501    507
LED530
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