Panasonic KX-TGA631CS, Service Manual

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24
KX-TG6323CPK/KX-TGA631CS
7.6. Schematic Diagram (Handset_RF Part)
2.7V
3.1V
3.1V
IC701
IC741
390
R736
K1uF
C743
K0.47uF
C742
1uH
L721
AT
S
T
p
V_P
A
V_RF BCLK SYN_EN SYN_CLK SYN_D
A
T
A
SYN_OUT SLO
T_CTRL
RADIO_EN TX_D
A
T
A
RX_D
A
T
A
RF_RSTN
K0.1 C702
K0.1 C712
K1uF C708
J120p C722
J100p
C721
560 R772 560 R771
K2.2uF C704
NC C713
NC C741
D10p C738
D10p C771
K0.01 C737
NC C732
NC C733
DTEST1
DTEST
NC C731
D
VCC
K0.1 C715
NC C761
NC C762
D10p
C773
K0.1
C754
NC
L739
B1.2p C755
NC C756
SHIELD
K0.1 C710
NC C791 NC C795
560 R781
D10p C782
560 R782
D10p C781
A
NT1
A
NT2
K0.1 C706
NC
R730
NC C730
NC C736
NC R763
NC
R762
NC R761
NC
R715
NC C739
NC
C764
D771
1 2
3
D781
1 2
3
RF_PO
WER
K1uF C714
NC C792 NC C796
B2.0p
C775
B2.0p
C777
B1.5p
C776
B3.3p C751
D10p
C765
B0.7p
C763
1
VCC_VCO
2
P
AEN
9
TX_p
3
A
TST_p
4
A
TST_n
5
ANT_n
6
TRSW
7
Rxp
8
Rxn
10
TX_n
11
TRSW_n
12
ANT
13
VCC_FE
14
VDD_IF
15
VCC_IF
16
VDD_DIG_b
17
VCC_DIG
18
RSTN
19
VCC_IO
20
TR_D
A
T
A
21
RADIOEN
22
SLO
T_CTRL
23
SYN_D
A
T
24
SYN_CLK
25
SYN_EN
26
SYN_OUT
27
VDD_DIG_t
28
DTEST
29
DTST1
30
REF_IN
31
VCC_DIV
32
VCC_PLL
33
PGND
2.7V
1
VIN
2
VSS
3
ON/OFF
5
V
OUT
4
NC
100
R731
100
R732
NC
R733
NC
R734
NC
R735
J33p C772
50
NC
C757
5.6n
L791
5.6n
L795
B3.3p
C793
B3.3p
C797
1p
C753
NC
L741
D10p C752
D10p C701
D10p C703
D10p C705
D10p C707
D10p C711
PP:3.1V
PP:2.7V
PP:3.1V
KX-TGA631 SCHEMA
TIC DIA
GRAM (Handset_RF P
a
rt
)
NC:
No Components