41
SCHEMATIC
DIAGRAM
(KX-TA123293)
D301A
R302A
390K
C302A
470P
D303A
R311A
56K
D304A
R310A
56K
+5V
C303A
0.1
R301A
390K
R313A
1.5M
C301A
470P
+5V
D302A
IC301A
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
VSS
13
IC
14
PWDN
15
FSKen
16
DCLK
17
DATA
18
DR
19
CD
20
INT
21
StD
22
ESt
23
St/GT
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
VSS
13
IC
14
PWDN
15
FSKen
16
DCLK
17
DATA
18
DR
19
CD
20
INT
21
StD
22
ESt
23
St/GT
24
VDD
R310C
56K
C301C
470P
R313C
1.5M
R302C
390K
R301C
390K
C302C
470P
C303C
0.1
R315C
10K
R311C
56K
IC301C
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
VSS
13
IC
14
PWDN
15
FSKen
16
DCLK
17
DATA
18
DR
19
CD
20
INT
21
StD
22
ESt
23
St/GT
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
VSS
13
IC
14
PWDN
15
FSKen
16
DCLK
17
DATA
18
DR
19
CD
20
INT
21
StD
22
ESt
23
St/GT
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
FLT301
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
GTSEL1
16
GTSEL2
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
CALLREVA
CALLREVB
CALLREVC
CALLREVD
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(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)
KX-
TA123
2
159
Содержание KX-TA1232
Страница 8: ...4 CONNECTION 8 ...
Страница 9: ...9 ...
Страница 16: ...16 ...
Страница 19: ... 2 SYSTEM DIAGRAM OF PCM CLOCK 19 ...
Страница 20: ... 3 SYSTEM DIAGRAM OF ANALOG LINE 20 ...
Страница 21: ... 4 SYSTEM DIAGRAM OF POWER SUPPLY 21 ...
Страница 49: ...49 ...
Страница 52: ...52 ...
Страница 53: ...9 2 NO DIAL TONE CHECK EXTENSION BOARD 53 ...
Страница 54: ...54 ...
Страница 55: ...9 3 CANNOT DIAL CHECK EXTENSION BOARD 55 ...
Страница 56: ...9 4 CANNOT ACCESS AN EXTENSION CHECK EXTENSION BOARD POWER SUPPLY UNIT AND CPU BOARD 56 ...
Страница 57: ...9 5 CANNOT SEND A HOLD TONE CHECK CPU BOARD 9 5 1 HOLD TONE TO COL 57 ...
Страница 58: ...9 5 2 BGM BACK GROUND MUSIC 9 6 TOO MUCH NOISE LEVEL WITH INTERCOM HUM CHECK POWER EXTENSION AND CO BOARD 58 ...
Страница 59: ...9 7 CO LINE S RELEASED DURING A CALL CHECK CO BOARD 9 8 CAN NOT RECEIVE COL DIAL TONE CHECK CO BOARD 59 ...
Страница 60: ...9 9 CAN NOT SEND DTMF TONES CHECK CO BOARD WHEN PULSE TONE CONVERSION SPEED DIAL ONE TOUCH DIAL REDIAL 60 ...
Страница 61: ...9 10 EXTENSION IS NOT RINGING WHILE BEING CALLED FROM A CO LINE CHECK CO BOARD 61 ...
Страница 62: ...10 DIAGNOSTIC METHOD 10 1 HOW TO GET INTO SELF DIAGNOSTIC MODE 62 ...
Страница 63: ...10 2 TEST ITEMS 63 ...
Страница 67: ...67 ...
Страница 68: ...68 ...
Страница 69: ...69 ...
Страница 70: ...70 ...
Страница 71: ...13 EXTENSION CABLE FOR SERVICING KX TA1232 71 ...
Страница 72: ...72 ...
Страница 73: ...14 CABINET AND ELECTRICAL PARTS LOCATION KX TA1232 73 ...
Страница 74: ...74 ...
Страница 75: ...75 ...
Страница 76: ...14 1 ACTUAL SIZE OF SCREWS AND WASHER 76 ...
Страница 77: ...77 ...
Страница 78: ...15 ACCESSORIES AND PACKING MATERIALS KX TA1232 78 ...
Страница 79: ...16 REPLACEMENT PARTS LIST KX TA1232 Note 79 ...
Страница 130: ...18 CABINET AND ELECTRICAL PARTS LOCATION KX TA123260 130 ...
Страница 131: ...19 ACCESSORIES AND PACKING MATERIALS KX TA123260 131 ...
Страница 138: ...21 2 HOW TO REMOVE THE LOWER CABINET Procedure 21 1 21 2 1 Remove the five Screws B 2 Remove the Lower Cabinet 138 ...
Страница 139: ...21 3 HOW TO REMOVE THE MAIN BOARD Procedure 21 1 21 2 21 3 1 Remove the Screws C 2 Remove the Main Board 139 ...
Страница 140: ...21 4 HOW TO REMOVE THE SUB BOARD Procedure 21 1 21 2 21 3 21 4 1 Remove the two Screws D 2 Remove the Sub Board 140 ...
Страница 141: ...22 CABINET AND ELECTRICAL PARTS LOCATION KX TA123270 141 ...
Страница 142: ...23 ACCESSORIES AND PACKING MATERIALS KX TA123270 142 ...
Страница 164: ...25 3 HOW TO REMOVE THE MAIN BOARD Procedure 25 1 25 2 25 3 1 Remove the Main Board 164 ...
Страница 165: ...26 CABINET AND ELECTRICAL PARTS LOCATION KX TA123280 165 ...
Страница 166: ...27 ACCESSORIES AND PACKING MATERIALS KX TA123280 166 ...
Страница 245: ...14 1 6 1 R703 R702 R701 R700 C700 C701 C702 C703 PQUP10135Z CN702 CN701 25 3 LED 1 2 PQUP10135Z ...