Read Panasonic KX-TCD755RUS Service Manual online
TX-DATA
RX-DATA
10.368MHz burst
2V
400
m
s typically
0.8V
0V
RXDA
DRON
PSEL
C417
10n
D400
2
3
1
TP20
C420
10p
C405
10p
C458
3p3
C447
4p7
C438
1p8
C443
1p8
VCC
T400
E
C
B
C421
10p
C412
47p
+2.4V_PA
R406
10R
C407
10p
C451
N.M.
C449
18pF
C452
N.M.
C450
10p
C432
10p
C428
10p
C409
1n
C436
10p
R408
560R
R413
3K3
R418
1R0
TP41
TP35
R409
330R
L402
22nH
VCC
TP68
C418
1p8
C422
10p
C439
1p
C445
10p
VCC
C410
10n
A1
Antenna
1
2
2
C424
1p8
R414
N.M.
C463
3p3
3p3
C406
330p
C408
33p
+3.6V
C427
10p
R411
4K7
C414
2n2
2n2
VCC
C441
12p
C457
3p3
C415
10p
C413
10n
R410
27K
27K
C444
2p2
C423
3n3
C434
18pF
C429
10n
C419
10p
C448
4p7
R412
2K7
C403
N.M.
C433
10p
C442
N.M.
C446
100n
R417
2K7
C404
10p
IC402
35
VCCRXIF
31
VCC2
30
GNDREG2
29
VCOK1
28
VCOK2
7
VCCRXRF
9
RF
6
DIREF
13
BPNP
4
NC
5
NC
3
DRX
1
RXREF
2
DR
26
PD
33
GNDC
32
GNDRXIF
34
RXDA
11
RXON
27
GNDTX
10
RFX
25
ICHP
24
SYEN
22
SYCL
23
SYDA
20
RXDSG
21
SYRI
38
SHC
36
PF
37
SHR
12
VCC1
17
TXDA
15
VCCBG1
14
VCCPLL
16
GNDREG1
19
RSSI
18
GNDPLL
8
GNDRXRF
C402
10pF
IC400
4
PIX
1
PSET
2
VCCS
5
PRAMP
7
PSEL
6
PAON
10
VCC
3
PI
9
PO
8
POX
R415
470R
R419
N.M.
C400
3p3
R416
330R
C462
10p
C426
10nF
C431
N.M.
C461
10p
C459
18p
TP73
TP73
C437
220p
R420
10R
C411
22n
C464
10p
C435
2p7
C456
3p3
C460
2u2
+2.4V_PA
+2.4V_PA
DRON
PSEL
Z2
Z401
H6
Fiducial Mark
H3
H2
H1
H4
H8
Z1
H5
H7
+/- 0.1pF
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
TXDA
SYDA
SYEN
SYCL
SYRI
RXDSG
RSSI
KX-TCD755RUS SCHEMATIC DIAGRAM (HANDSET)
84
KX-TCD755RUS
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