Read Panasonic KX-TG2511UAM / KX-TG2511UAN / KX-TG2511UAS / KX-TG2511UAT / KX-TG2512UAM / KX-TG2512UAT / KX-TGA250RUM / KX-TGA250RUN / KX-TGA250RUS / KX-TGA250RUT (serv.man5) Service Manual Supplement online
15
6.5.
Block Diagram (Handset)
[Changed from original section “4.3. Block Diagram (Handset)”]
SPEAKER
RECEIVER
MIC
CHARGE
CIRCUIT
Q4, Q6
Q9, R8Q
9
,
R
8
CHARGE(+)
CHARGE_CTRL
CHARGE_DET
EEPR
O
M
SCL
SD
A
R45
VBA
T
BA
TT
-
1.8 V
Q2
1.8 V
CP 3.0
V
LCD
CD
RESET
CSB
SD
A
SCL
CPU
Analog
F
ront
End
D/A
A/D
37
35
25
24
21
20
34
33
63
64
42
27
48
49
69
60
61
72
ADPCM
Codec
Filter
DSP
Speech
Decoding
Speech
Encoding
BMC
Burst
Decoding
ANT1
Burst
Encoding
RF
PLL
MOD/DEMOD
2
3
87
86
RXn
ANT1
RXp
TXp
TXn
9
10
XT
AL
X1
10.368
MHz
BA
TTER
Y
50
ON SWITCH
KEYP
AD
Charge
Pump
RO
W
S
COLUMNS
CP3V
CP3.0V
CP_LED
54, 55, 56, 57
14, 15, 16, 17, 52
BBIC
IC1
IC3
62
LDO_CTRL
CP3V
71
CHARGE
CONT
A
CTS
BA
TTER
Y
TERMINAL
KX-TGA250 BLOCK DIA
G
RAM (Handset)
BA
TTER
Y_ON
Click on the first or last page to see other KX-TG2511UAM / KX-TG2511UAN / KX-TG2511UAS / KX-TG2511UAT / KX-TG2512UAM / KX-TG2512UAT / KX-TGA250RUM / KX-TGA250RUN / KX-TGA250RUS / KX-TGA250RUT (serv.man5) service manuals if exist.