R293
6.8K
R294
1.2K
C265
0.1
µ
+5V
+5V
40
38
T5
CN200
15
14
L5
39
H5
13
R5
Q203E
R229E
15K
+5V
+5V
-15V
Q206E
Q205E
R206E
68
Q208E
+5V
R200E 33
ZNR204E
C222E 50V10
RLY202E
b
m
C212E
0.01
R209E
68
RLY202E
b
m
R248E
560
R235E 4.7K
R276E 56
R238E 33
+5V
+15V
R201E
2.2K
R232E
2W1K
Q207E
D204E
Q204E
D213E
C204E 50V10
D205E
R230E
10K
C218E 68P
R290E
4.7K
D206E
R202E
2.2K
R292E 4.7K
C202E
50V2.2
IC203E
11
6
3
8
R236E 2.2K
D212E
C200E
50V2.2
ZNR203E
C205E
50V4.7
D210E
ZNR205E
ZNR202E
FG
R234E 2.2K
DG
Q201E
L202E
D207E
R279E 56
VREF
C217E 68P
FG
+5V
R224E
15K
R277E 56
IC203E
9
10
7
T201E
10
9
5
4
7
6
2
1
R205E 22
R240E
2.2K
R275E
56K
-15V
R228E
12K
-5V
+5V
R278E 56
R210E
6.8K
D211E
R291E 4.7K
-15V
R231E
1K
C213E
0.01
R225E
33K
R208E 22
+15V
L203E
DG
C216E
50V2.2
R239E
2.2K
C219E
0.1
R237E 4.7K
IC203E
4
5
12
R227E
47K
R226E
10K
R207E
6.8K
C220E
0.039
µ
C211E
4.7
DG
R295E
100
Q200E
CN200
18
42
H6
17
L6
41
T6
16
R6
43
19
R7
46
20
L7
CN200
21
44
T7
45
H7
22
R8
23
L8
49
48
H8
CN200
24
47
T8
BELL[1-8]
HOOK[1-8]
LCT[1-8]
SYC[1-8]
PD[1-8]
DT1B,DT2B,DT3B,DT4B,DT5B,DT6B,DT7B,DT8B
DT1A,DT2A,DT3A,DT4A,DT5A,DT6A,DT7A,DT8A
DR1B,DR2B,DR3B,DR4B,DR5B,DR6B,DR7B,DR8B
DR1A,DR2A,DR3A,DR4A,DR5A,DR6A,DR7A,DR8A
BELL
HWSB
HWRB
C2M
MU/A
C270
10V100
VREF
J252E
0
R220E 110K
J255E
R217E 100K
R219E
110K
R222E
300
J257E
C207E
0
C299E
220P
R221E
91K
R214E
82K
R901E
J251E
R215E
110K
R212E
2.4K
R211E
300
R330E
C209E
22000P
J254E
0
J260E
C210E
22000P
IC201E
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
R900E 91K
J250E
0
C901E 56P
+5V
J256E 0
C208E
0
C900E
56P
J253E
R216E
100K
R902E
R213E
3K
C206E
50V10
OHCAT
L200E
N/M
L201E
N/M
OHCAR
L200F
N/M
OHCAT
L201F
N/M
OHCAR
L200G
N/M
OHCAT
L201G
N/M
OHCAR
L201H
N/M
OHCAR
L200H
N/M
OHCAT
R233E
5.6
R289E
5.6
R903E
5.6
R904E
100
RLY202E
+15V
D214E
DR5A
DR5B
DT5A
DT5B
HOOK[5]
BELL[5]
SYC[1]
PD[1]
LCT[1]
DR6A
DR6B
DT6A
DT6B
BELL
BELL
BELL
BELL
HWSB
HWSB
HWSB
HWSB
HWRB
HWRB
HWRB
HWRB
PD[6]
C2M
C2M
C2M
C2M
SYC[6]
MU/A
MU/A
MU/A
MU/A
LCT[6]
HOOK[6]
BELL[6]
HOOK[7]
DR7B
DR7A
PD[7]
SYC[7]
DT7A
BELL[7]
DT7B
LCT[7]
DT8A
SYC[8]
DR8B
BELL[8]
HOOK[8]
LCT[8]
DR8A
DT8B
PD[8]
OL2
OL2
OL2
OL2
BR2
BR2
BR2
BR2
E
F
Same as E
G
Same as E
Same as E
H
(1
)(
2
)(
3
)(
4
)(
5
)(
6
)(
7
)(
8
)(
9
)(10)
(11)
(12)
(13)
(14)
(15)
(16)
KX-
TA123
2
124
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 ...