31.2.2.
NO.2
C219A
0.1
R201A
2.2K
IC203A
9
10
7
-5V
+5V
R248A
560
C218A 68P
VREF
R202A
2.2K
IC203A
4
5
12
IC203A
11
6
3
8
C202A
50V2.2
R236A 4.7K
R235A 4.7K
+5V
C217A 68P
R234A 4.7K
C216A
50V2.2
R276A 56
Q201A
Q208A
R277A 56
R200A 33
R240A
2.2K
R238A 33
R239A
2.2K
R237A 4.7K
CN200
3
27
H1
26
T1
1
R1
R285
1.2K
Q214
+15V
C221
25V100
µ
Q210
R246
1.5K
R241
47K
-15V
C220
25V100
µ
Q211
+5V
R242
6.8K
D221
D220
R243
22K
+5V
Q213
R247
22K
+5V
R245
15K
R244
4.7K
2
L1
28
L202A
L203A
ZNR204A
ZNR205A
FG
T201A
10
9
5
4
7
6
2
1
C200A
50V2.2
R279A 56
R278A 56
R291A 4.7K
R292A 4.7K
RLY200A
b
m
T[1]
RLY202A
b
m
ZNR203A
ZNR202A
C212A
0.01
C213A
0.01
FG
R275A
56K
R224A
15K
C220A
0.039
µ
-15V
R225A
33
Q205A
RLY200A
b
m
R[1]
RLY202A
b
m
C211A
4.7
+5V
R231A
1K
-15V
D210A
D211A
R227A
47K
R230A
10K
R228A
12K
R229A
15K
R226A
10K
R232A
2W1K
Q206A
D212A
D213A
-15V
Q207A
DG
D214A
RLY202A
Q203A
C204A
50V10
R207A
6.8K
D204A
R205A 22
D205A
R206A
68
+15V
C205A
50V4.7
µ
+15V
R210A
6.8K
D207A
D206A
C222A
50V10
R209A
68
R208A 22
Q204A
R290A
4.7K
+5V
R233A
5.6
R295A
100
Q200A
Q220A
N/M
DG
D203A
N/M
RL
Y201A
N/M
+15V
EXRLY
+5V
+5V
CN200
6
L2
5
30
H2
4
R2
29
T2
31
+15V
33
H3
L3
8
32
T3
7
R3
+5V
R276B 56
R279B 56
+5V
R292B 4.7K
R278B 56
R277B 56
R291B 4.7K
D214B
+15V
RLY202B
R230B
10K
RLY202B
b
m
R240B
2.2K
Q207B
-15V
R238B 33
+5V
R234B 4.7K
+5V
R225B
33K
C220B
0.039
µ
R202B
2.2K
FG
R290B
4.7K
R237B 4.7K
T201B
10
9
5
4
7
6
2
1
FG
Q203B
R208B 22
VREF
R201B
2.2K
+5V
C205B
50V4.7
µ
Q206B
R248B
560
+15V
RLY202B
b
m
IC203B
9
10
7
ZNR202B
Q200B
R275B
56K
C200B
50V2.2
R224B
15K
C213B
0.01
R235B 4.7K
C202B
50V2.2
C212B
0.01
R210B
6.8K
C204B
50V10
R236B 4.7K
+15V
IC203B
4
5
12
C211B
4.7
R227B
47K
D204B
R231B
1K
R228B
12K
D207B
Q208B
R239B
2.2K
+5V
D210B
C222B
50V10
R206B
68
R200B 33
D212B
L203B
R226B
10K
DG
R205B 22
R295B
100
-15V
D206B
R207B
6.8K
ZNR204B
Q201B
C216B
50V2.2
D213B
L202B
ZNR203B
D211B
Q204B
R209B
68
R229B
15K
ZNR205B
D205B
R232B
2W1K
-5V
C219B
0.1
Q205B
IC203B
11
6
3
8
C218B 68P
-15V
C217B 68P
L4
11
35
T4
10
R4
36
H4
BR[1-2],OL[1-2]
L201A
N/M
OHCAR
L200A
N/M
OHCAT
L201B
N/M
OHCAR
L200B
N/M
OHCAT
R900A 91K
J253A
J260A
J255A
C901A 56P
R213A
3K
+5V
C900A
56P
R215A
110K
R330A
R216A
100K
J250A
0
R211A
300
J251A
R212A
2.4K
R902A
J252A
0
R901A
J254A
0
C210A
22000P
R214A
82K
IC201A
8
DR
13
DT
1
RO+
10
PDI
11
MCLK
9
BCLKR
12
BCLKT
7
FSR
14
FST
6
VDD
15
VSS
20
VAG
3
PI
4
PO-
5
PO+
19
TI+
18
TI-
17
TG
16
MU/A
R217A 100K
C208A
0
C299A
220P
R221A
91K
R219A
110K
C207A
0
C209A
22000P
C206A
50V10
R222A
300
J256A 0
R220A 110K
J257A
J252B
0
R220B 110K
J255B
R217B 100K
R219B
110K
R222B
300
J257B
C207B
0
C299B
220P
R221B
91K
R214B
82K
R901B
J251B
R215B
110K
R212B
2.4K
R211B
300
R330B
C209B
22000P
J254B
0
J260B
C210B
22000P
R900B 91K
J250B
0
C901B 56P
+5V
J256B 0
C208B
0
C900B
56P
J253B
R216B
100K
R902B
R213B
3K
C206B
50V10
CN200
9
34
IC201B
8
DR
13
DT
1
RO+
10
PDI
11
MCLK
9
BCLKR
12
BCLKT
7
FSR
14
FST
6
VDD
15
VSS
20
VAG
3
PI
4
PO-
5
PO+
19
TI+
18
TI-
17
TG
16
MU/A
L200C
N/M
OHCAT
L201C
N/M
OHCAR
37
L201D
N/M
L200D
N/M
OHCAT
CN200
12
OHCAR
Q215
R289A
5.6
R903A
5.6
R904A
100
R233B
5.6
R289B
5.6
R903B
5.6
R904B
100
HOOK[1]
BELL[1]
DR1A
DR1B
DT1A
DT1B
HOOK[2]
DT2B
DR2A
DR2B
BELL[2]
DT2A
OL[1]
LCT[1]
PD[1]
SYC[1]
LCT[2]
PD[2]
SYC[2]
DR3A
DR3B
DT3A
DT3B
PD[3]
SYC[3]
LCT[3]
HOOK[3]
BELL[3]
SYC[4]
DR4B
PD[4]
BELL[4]
DT4B
DR4A
DT4A
LCT[4]
HOOK[4]
BELL
BELL
BELL
BELL
HWSB
HWSB
HWSB
HWSB
HWRB
HWRB
HWRB
HWRB
C2M
C2M
C2M
C2M
MU/A
MU/A
MU/A
MU/A
BR[1]
OL1
OL1
OL1
OL1
OL1
OL[2]
OL2
BR[2]
BR1
BR1
BR1
BR1
BR1
BR2
A
C
B
m
b
b
m
RLY202C
Same as B
b
D
m
b
RLY202D
m
Same as B
+2
0
0.7
5
0
0
0
5
0
+15
4
0
4
0
0
-2
OVER LOAD
COMPARATOR
CODEC
DETECT
HOOK DETECT
RING TRIP DETECT
BREAK
CONTROL 1
5
0
5
5
-15
BREAK
CONTROL 2
OVER LOAD
DETECT 1
OVER LOAD
DETECT 2
(1
)(
2
)(
3
)(
4
)(
5
)(
6
)(
7
)(
8
)(
9
)(10)
(11)
(12)
(13)
(14)
(15)
(16)
KX-
TA123
2
123
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 ...