Panasonic KX-TCD510RUM Service Manual page 97

Loop Current
TP29
R34
(1)
0
C25
N.M.
R35
N.M.
Q7
Q6
N.M. R36
N.M.
N.M. C31
N.M.
R31
N.M.
R37 N.M.
(2)
RX_AF (When OFF-HOOK)
Caller waiting
Audio
C26
SMS (RX)
10p
(3)
(4)
+3.0V
(5)
(6)
(7)
(8)
(9)
(10)
R38
100k
C32
(11)
0.022u
(12)
R100 10K
(13)
0.9V
103
(14)
3.9V
104
3.5V
105
(15)
106 VBAT2
1u
VBAT1
107
C33
108 AVS2
109 AVD2
(16)
LSR+/REF
110
(17) 111 LSR-/REF
112 LSR_HS/CIDIN-
(18)
113 VREF_HS/CIDOUT
114 MIC-
C30
(19)
115 VREF-
0.9V
0.068u 116 VBUF
117 AGND
118 MIC+
(20)
119 VREF+/CIDIN+
120 RSTn
R33
AD0
121
AD0
122 AD1
AD1
N.M.
123 AD2
AD2
AD3
124
AD3
125 AD4
AD4
126 AD5
AD5
127 AD6
AD6
128 AD7
(21)
(22)
(23)
(24)
R52
0
D4
C115
Q8
NC
Q9
R44 R47 C46
1.8k 1 /10V
100K 2.2K
C47
0.22u
R71
100K
TX_AF
Audio
SMS (TX)
TP31
R39
56R
C53
0.1u
IC3 3.0V
1 8
A0 VCC
2 7
A1 WP
3 6
A2 SCL
4 5
VSS SDA
0V
R41
10P
C45
C38
0.1u
0.1u
VDDE/HOLDACKn/INT5n/P1[5]
HOLDn/INT4n/P1[4]
ACS2/DACK1n/INT3n/P1[3]
4.1V
0V
ACS1/DREQ1n/INT2n/P1[2]
0V
DACK0n/INT1n/P1[1]
1.8V
DREQ0n/INT0n/P1[0]
3.0V
103:LDO1_sense
PCM_DIN/P0[7]
104:LDO1_CTRL
65:BE0n PCM_DOUT/P0[6]
105:LDO2_CTRL IC2
66:SCL2/P3[0] PCM_CLK/P0[5]
PCM_FSC0/P0[4]
PCM_FSC1/P0[3]
3.0V
C37 C39
C44
0.1u
0.1u
0.1u
N.M.
R40
C43
12p
X1
10.368MHz
C42 30p
KX-TCD510RUM/RUT/RUV&512RUM/RUT/RUV: SCHEMATIC DIAGRAM (BASE UNIT)
KX-TCD510RU M / KX-TCD510R UT / KX-TCD510R UV / KX-TCD512R UM / KX-TCD512R UT / KX-TCD512RU V
R53
Beep signal
+3.0V
C120
NC
BE1n 64
R/B
63
62
ALE
61
ACS0
ACS0 60
ACS1
59
CLE
SW1
58
57
0V
VSS 56 R86 10K
55
VDDIO
R87 10K
54
53 R88 10K
52
51
50
49
JTIO/P0[2]
48
URX/P0[1]
UTX/P0[0] 47
46
SCLK
MI/READY 45
WE
WRN 44
RE
43
RDN
P3[6]
P3[6]/PD6 42
41
DAC/ADC2
SK
40
SK
SO
SO 39
840mV p-p
10.368MHz
'%
CN4
R62 1K
Q10
7V (When No Beep)
D7 4.7V
+5.5V
D8 4.7V
CN6
1
D9 4.7V
CN9
R84 1k
1
CN10
1
R64
CN7
1k
1
R55
CN8
1k
1
DA1
1 3
2
R60
ANT1
22R
C100
TP48
10p
R61
ANT2
22R
TP40
C105
10P
TX-DATA
1 GND
GND
GND
2 VCC_PA
3
R112 0 GND GND
TDO
4
PAON
TXDA
RSSI
5 RSSI PSEL
4.2V
R59 10k
6 VCC_OC
GND
IC4
TP47
TP18
7 GND GND
SK
8 SYCL
GND
SO
9 SYDA
RXDA
LE
10 SYEN GND
TP44
TP46 11 GND GND
TP45
RXDSG
TP43
RFCLK
4.7u L1
TP17
RDI
TP42
RX-DATA
PAON
TP41
10.368MHz burst
: No Components
DC_IN
JTAG
RX
TX
GND
C104 6P
28
27
26
25
24
23
22
21
20
19
18