Table of Contents
Advertisement
Line Voltage
48V DC (When ON-Hook)
10V DC (When OFF-Hook)
CN1 TEL_JACK
TP21
TP223
L6
1
TP4
R82
J1
33u
N.M.
2
N.M .
C81
3
N.M.
L2
4
J2
L7
N.M.
5
N.M.
33u
6
TP224
TP7
D206 N.M.
D207 N.M.
C124
OPTION4
N.M.
RLY1
NC
9
8
7
N.M.
2
3
4
1
10
D2
N.M.
Q1
N.M.
Cont
5
TP5
CN2
L9
TP9
Sub
6
GND
1
0
L8
D1
+6V
2
Vin
0
7
+6V
3
DC_JACK
TP222
Cont
5
Sub
6
Vin
7
+4.0BV
+3.2A
: No Components
10V DC (When OFF-Hook)
0V DC (When ON-Hook)
TP20
TP24
Loop Current
Q4
D3
R23
100K
N.M.
TP19
Q6
N.M.
Q5
R31
N.M.
RX_AF (When OFF-HOOK)
R79
0
Q12
N.M.
RX_AF (When ON-Hook)
Caller ID, Bell Signal
R11 N.M.
Bell signal
3.2V DC
Q2
Caller ID at
C17
K560P
ON-HOOK
R22
5.6K
R299
Cn
4
GND
3
TP14
+4.0AV
NC
2
Vo
1
IC1
Cn
4
GND
3
TP3
+4.0BV
NC
2
Vo
1
IC14
TP29
R34
0
C25
R35
Q8
N.M.
Q7
N.M.
R36
C31
N.M.
N.M.
R37
R44
R47
1.8K
N.M.
100K
R68
5.6M
TP31
R67
5.6M
Caller waiting
Audio
SMS (RX)
+1.8V
R38 100K
1.8V DC
C32
K0.022u
+3.2V
+1.8V
TP22
TP15
Q3
R85
0
R24
100R
103
104
105
+1.8V
106
C33
K1u
107
33R
108
109
R32
100R
110
111
112
R271
100R
113
114
C268
C269
115
116
C254 K0.068u
K0.1u
C258
R251
K330P
117
118
C119 K0.068u
K0.1u
100R
119
C22
K560P
120
121
AD1
R27
5.6K
122
AD2
123
AD3
124
AD4
+1.8V
125
AD5
R33
126
AD6
127
AD7
N.M.
128
+3.2V
+3.2V
R111 10K
R302
N.M.
R294
100R
TP200
TP201
TP202
TP203
TP204
TP205
C115
Q9
N.M.
R53
N.M.
0
R71
100K
TX_AF
Audio
SMS (TX)
R74
R73
120
120
+1.8V
+1.8V
LDO2_CTRL
VBAT2
CIDIN+
0V
AVS2
1.8V
AVD2
LSR+/REF
LSR-/REF
CIDIN-
CIDOUT
IC2
MIC-
VREF-
VBUF
0.9V
AGND
0.9V
63:VDDE/HOLDACKn/INT5n/P1[5]
MIC+
64:BE1n
VREF+
65:BE0n
RSTn
66:SCL2/P3[0]
AD0/EXT_MEMORY
101:LINE_IN+
AD1
102:LINE_IN-
AD2
103:LDO1_Sense
AD3
AD4
104:LDO1_CTRL
AD5
AD6
AD7
C42
J30P
R40
N.M.
X1
10.368MHz
+3.2V
+3.2V
R57
10K
R56
10K
64
R/B
63
HOLDn/INT4n/P1[4]
62
ACS2/DACK1n/INT3n/P1[3]
61
ACS0
ACS0
60
ACS1
ACS1/DREQ1n/INT2n/P1[2]
59
CLE
DACK0n/INT1n/P1[1]
58
ALE
DREQ0n/INT0n/P1[0]
57
0V
VSS
56
C48
K0.1u
3.2V
VDDIO
55
PCM_DIN/P0[7]
54
PCM_DOUT/P0[6]
53
8
7
PCM_CLK/P0[5]
52
6
5
PCM_FSC0/P0[4]
51
4
3
PCM_FSC1/P0[3]
50
2
1
JTIO/P0[2]
49
RA5
URX/P0[1]
48
100
UTX/P0[0]
47
SCLK
46
MI/READY
45
R296
0
WRN
WRN
44
R297
0
RDN
RDN
43
CE
P3[6]/PD6
42
DAC/ADC2
41
SK
SK
40
SO
SO
39
+1.8V
800mV p-p
10.368MHz
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
(19)
(20)
Advertisement
Table of Contents
