D301A
R302A
390K
C302A
470P
D303A
R311A
56K
D304A
R310A
56K
+5V
C303A
0.1
R301A
390K
R313A
1.5M
C301A
470P
+5V
D302A
CALL ID IC
1
IN+
2
IN-
3
GS
4
VRef
5
CAP
6
TRIGin
7
TRIGRC
8
TRIGout
9
MODE
10
OSCin
11
OSCout
12
VS
S
13
IC
14
PWDN
15
FSK
en
16
DCLK
17
D
ATA
18
DR
19
CD
20
INT
21
StD
22
ESt
23
St/G
T
24
VDD
R315A
10K
R310B
56K
C301B
470P
R313B
1.5M
R302B
390K
R301B
390K
C302B
470P
C303B 0.1
R315B
10K
R311B
56K
IC301B
CALL ID IC
1
IN+
2
IN-
3
GS
4
VRef
5
CAP
6
TRIGin
7
TRIGRC
8
TRIGout
9
MODE
10
OSCin
11
OSCout
12
VS
S
13
IC
14
PWDN
15
FSK
en
16
DCLK
17
D
ATA
18
DR
19
CD
20
INT
21
StD
22
ESt
23
St/G
T
24
VDD
R310C
56K
C301C
470P
R313C
1.5M
R302C
390K
R301C
390K
C302C
470P
C303C 0.1
R315C
10K
R311C
56K
CALL ID IC
1
IN+
2
IN-
3
GS
4
VRef
5
CAP
6
TRIGin
7
TRIGRC
8
TRIGout
9
MODE
10
OSCin
11
OSCout
12
VS
S
13
IC
14
PWDN
15
FSK
en
16
DCLK
17
D
ATA
18
DR
19
CD
20
INT
21
StD
22
ESt
23
St/G
T
24
VDD
R317A
390K
R318A
10K
D306A
C305A
0.047
+5V
C305B
0.047
+5V
R317B
390K
D306B
R318B
10K
C305C
0.047
+5V
R317C
390K
D306C
R318C
10K
R303A
82K
R304A
82K
X301
3.58M
+5V
D305A
R314A
330K
R312A
470K
C304A
0.22
D304B
D302B
+5V
D301B
D303B
+5V
R303B
82K
R304B
82K
D304C
D302C
+5V
D301C
D303C
+5V
R303C
82K
R304C
82K
R314B
330K
C304B
0.22
R314C
330K
C304C
0.22
D305B
+5V
R312B
470K
D305C
+5V
R312C
470K
R316A
100K
R316B
100K
R316C
100K
+5V
D302D
R314D
330K
R317D
390K
R302D
390K
+5V
R304D
82K
R315D
10K
R318D
10K
C302D
470P
D301D
R310D
56K
+5V
IC301D
CALL ID IC
1
IN+
2
IN-
3
GS
4
VRef
5
CAP
6
TRIGin
7
TRIGRC
8
TRIGout
9
MODE
10
OSCin
11
OSCout
12
VS
S
13
IC
14
PWDN
15
FSK
en
16
DCLK
17
D
ATA
18
DR
19
CD
20
INT
21
StD
22
ESt
23
St/G
T
24
VDD
D305D
D304D
R313D
1.5M
D303D
+5V
C303D 0.1
C304D
0.22
D306D
R301D
390K
R312D
470K
R316D
100K
C305D
0.047
R311D
56K
R303D
82K
C301D
470P
CN302
7
T4
5
R4
CN302
2
T2
4
R2
CN302
6
T3
8
R3
CN302
3
T1
1
R1
100k
R323A
100k
R320B
J302
0
56k
R322C
10k
R328
39k
R321D
39k
R321A
56k
R322B
100k
R319D
100k
R319A
N.C
R330
100k
R323D
100k
R320D
+5V
100k
R323C
J301
N.C
39k
R321C
100k
R323B
100k
R319C
+5V
10k
R329
56k
R322A
100k
R320C
+5V
100k
R320A
39k
R321B
+5V
J303
N.C
0.1
C306
56k
R322D
100k
R319B
FL
T301
1
2
3
LC73853M
IC302
INP1
1
INM1
2
GS1
3
TEST1
4
INP2
5
INM2
6
GS2
7
VREF
8
INP3
9
INM3
10
GS3
11
TEST2
12
INP4
13
INM4
14
GS4
15
G
TSEL1
16
G
TSEL2
17
Vss
18
Vdd
19
OSC0
20
OSCI
21
CLKSEL
22
nREST
23
TOE1
24
TOE2
25
TOE3
26
TOE4
27
Q1
28
Q2
29
Q3
30
Q4
31
EST/STD1
32
EST/STD2
33
EST/STD3
34
EST/STD4
35
S/nESEL
36
D308A
D307A
R305A 150K
R306A 150K
R308A 470K
R307A 470K
D310A
D309A
R309A
180K
R309B
180K
D309B
D310B
R308B 470K
R305B 150K
D307B
R306B 150K
D308B
R307B 470K
R305C 150K
R306C 150K
D308C
D307C
R308C 470K
R309C
180K
D309C
D310C
R307C 470K
R309D
180K
R306D 150K
D310D
R307D 470K
D309D
D307D
R305D 150K
D308D
R308D 470K
+5V
CALLSTDA
CALLSTDB
CALLSTDC
CALLSTDD
CALLREV
A
CALLREVB
CALLREVC
CALLREVD
(13)(14)(15)(16)(17)(18)(19)(20)(21)(22)(23)(24)(25)
(26)(27)(28)(29)(30)(31)(32)(33)
CALLER ID IC
CALLER ID IC
DTMF RECEIVER
CALLER ID IC
CALLER ID IC
3.58MHz
IN COMING CALLER ID DATA
(FSK)
IN COMING CALLER ID DATA
(DTMF)
Summary of Contents for KX-TA1232
Page 8: ...4 CONNECTION 8 ...
Page 9: ...9 ...
Page 16: ...16 ...
Page 19: ... 2 SYSTEM DIAGRAM OF PCM CLOCK 19 ...
Page 20: ... 3 SYSTEM DIAGRAM OF ANALOG LINE 20 ...
Page 21: ... 4 SYSTEM DIAGRAM OF POWER SUPPLY 21 ...
Page 49: ...49 ...
Page 52: ...52 ...
Page 53: ...9 2 NO DIAL TONE CHECK EXTENSION BOARD 53 ...
Page 54: ...54 ...
Page 55: ...9 3 CANNOT DIAL CHECK EXTENSION BOARD 55 ...
Page 56: ...9 4 CANNOT ACCESS AN EXTENSION CHECK EXTENSION BOARD POWER SUPPLY UNIT AND CPU BOARD 56 ...
Page 57: ...9 5 CANNOT SEND A HOLD TONE CHECK CPU BOARD 9 5 1 HOLD TONE TO COL 57 ...
Page 61: ...9 10 EXTENSION IS NOT RINGING WHILE BEING CALLED FROM A CO LINE CHECK CO BOARD 61 ...
Page 62: ...10 DIAGNOSTIC METHOD 10 1 HOW TO GET INTO SELF DIAGNOSTIC MODE 62 ...
Page 63: ...10 2 TEST ITEMS 63 ...
Page 67: ...67 ...
Page 68: ...68 ...
Page 69: ...69 ...
Page 70: ...70 ...
Page 71: ...13 EXTENSION CABLE FOR SERVICING KX TA1232 71 ...
Page 72: ...72 ...
Page 73: ...14 CABINET AND ELECTRICAL PARTS LOCATION KX TA1232 73 ...
Page 74: ...74 ...
Page 75: ...75 ...
Page 76: ...14 1 ACTUAL SIZE OF SCREWS AND WASHER 76 ...
Page 77: ...77 ...
Page 78: ...15 ACCESSORIES AND PACKING MATERIALS KX TA1232 78 ...
Page 79: ...16 REPLACEMENT PARTS LIST KX TA1232 Note 79 ...
Page 130: ...18 CABINET AND ELECTRICAL PARTS LOCATION KX TA123260 130 ...
Page 131: ...19 ACCESSORIES AND PACKING MATERIALS KX TA123260 131 ...
Page 141: ...22 CABINET AND ELECTRICAL PARTS LOCATION KX TA123270 141 ...
Page 142: ...23 ACCESSORIES AND PACKING MATERIALS KX TA123270 142 ...
Page 164: ...25 3 HOW TO REMOVE THE MAIN BOARD Procedure 25 1 25 2 25 3 1 Remove the Main Board 164 ...
Page 165: ...26 CABINET AND ELECTRICAL PARTS LOCATION KX TA123280 165 ...
Page 166: ...27 ACCESSORIES AND PACKING MATERIALS KX TA123280 166 ...