33
SCHEMATIC
DIAGRAM
(KX-TA123260)
H: DPH connects with portable phone
Analog Sound
H: DPH connects
H: Calling from DPH
Doorphone 2
Door opener RLY
Doorphone 1
Door opener RLY
Door opener RLY
R8A
100K
C3A
0.022uF
R4A
47K
C8A
4.7uF
CN3
2
T
3
R
R11A
56K
R3A
1.8K
IC1
5
6
7
+15V
R5A
560K
C4A
270P
L2A
R2A 220K
C2A
50V 1uF
+15V
R1A 22K
D1A
+15V
IC1
1
2
3
4
8
L1A
2.2uH
R7A330K
R15A
150
ZNR1A
T1A
4
6
3
2
1
R17C
1/4W 150
R17D
1/4W 150
D3C
CN5
2
1
C9C
100V 0.1
C9D
100V 0.1
D3D
CN5
4
3
RL2D
1
3
2
4
R1B 22K
C8B
4.7uF
R2B 220K
+15V
ZNR1B
L1B
2.2uH
CN3
1
T
4
R
L1C
2.2uH
L1D
2.2uH
IC2
1
2
3
4
8
R5C
560K
R4C
47K
R8C
100K
CN4
2
T
3
R
+15V
CN4
1
T
4
R
R7C 330K
R3C 1.8K
T1C
4
6
3
2
1
R2C 220K
R1D 22K
C8D
4.7uF
C8C
4.7uF
R1C 22K
R11C
56K
R2D 220K
IC2
5
6
7
D1C
+15V
C3C
0.022uF
C4C
270P
R15C
150
+15V
C2C
50V 1uF
+15V
ZNR1D
ZNR1C
CN2
4
3
C9B
100V 0.1
R17A
1/4W 150
R17B
1/4W 150
D3B
CN2
2
1
D3A
C9A
100V 0.1
RL1A
5
1
10
RL1C
5
1
10
+15V
RL1A
2
9
D2A
D2C
RL1C
2
9
+15V
+15V
+15V
+15V
R16A 1/4W 680
+15V
R16C 1/4W 680
C1A
47uF
C1C
47uF
R6A
100K
R6C
100K
RL2C
1
3
2
4
RL2B
1
3
2
4
RL2A
1
3
2
4
+15V
C5C
0.022uF
C5A
0.022uF
C7A
0.056uF
R12A
10K
R12C
10K
+15V
-15V
-15V
R13A
10K
R14A
10K
+5V
R14B
10K
R13B
10K
+5V
-15V
-15V
R12B
10K
R12D
10K
R14D
10K
+5V
R13D
10K
R14C
10K
R13C
10K
+5V
R9C
100K
C6C
0.022uF
R10C
330K
R10A
330K
C6A
0.022uF
R9A
100K
C7C
0.056uF
L2C
Q8A
Q2C
Q2B
Q8B
Q8D
Q2D
Q4C
Q7C
Q2A
Q7A
Q8C
Q5A
Q1D
Q1C
Q1B
Q5C
Q1A
Q6C
Q6A
Q3C
Q3A
Q4A
T1
R1
T2
T3
R3
T4
OP1B
OP1A
OP2B
OP2A
OP3B
OP3A
OP4B
OP4A
(1)(2)
(3)
(4)(5)(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)(17)(18)(19)
(20)
(21)
(22)
KX-
TA123
2
137
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 ...