Panasonic KX-TA824 / KX-TA82461 / KX-TA82470 / KX-TA82481 / KX-TA82483 / KX-TA82491 / KX-TA82492 / KX-TA82493 Service Manual ▷ View online
KX-TA824
KX-TA82461
KX-TA82470
KX-TA82481
KX-TA82483
KX-TA82491
KX-TA82492
KX-TA82493
KX-TA82470
KX-TA82481
KX-TA82483
KX-TA82491
KX-TA82492
KX-TA82493
(for U.S.A.)
Advanced Hybrid System
IMPORTANT INFORMATION ABOUT LEAD FREE, (PbF), SOLDERING
If lead free solder was used in the manufacture of this product the printed circuit boards will be marked PbF.
Standard leaded, (Pb), solder can be used as usual on boards without the PbF mark.
If lead free solder was used in the manufacture of this product the printed circuit boards will be marked PbF.
Standard leaded, (Pb), solder can be used as usual on boards without the PbF mark.
When this mark does appear, please read and follow the special instructions described in this manual on the use of PbF and how
it might be permissible to use Pb solder during service and repair work.
it might be permissible to use Pb solder during service and repair work.
ORDER NO. KMS0505065CE
F19
1 ABOUT LEAD FREE SOLDER (PbF: Pb free)
5
1.1.
SUGGESTED PbF SOLDER
5
1.2.
HOW TO RECOGNIZE THAT Pb FREE SOLDER IS
USED
6
2 FOR SERVICE TECHNICIANS
7
3 CAUTION
8
3.1.
SAFETY PRECAUTIONS
8
3.2.
INSULATION RESISTANCE TEST
8
3.3.
BATTERY CAUTION
8
3.4.
CAUTION
8
4 SPECIFICATIONS
9
4.1.
GENERAL DESCRIPTION
9
4.2.
CHARACTERISTICS
9
4.3.
SYSTEM CAPACITY
9
5 SYSTEM OVERVIEW
10
5.1.
SYSTEM COMPONENTS
10
5.2.
SYSTEM CONNECTION DIAGRAM
11
6 NAMES AND LOCATIONS
12
7 CONNECTION
12
7.1.
SERIAL INTERFACE CONNECTION
12
8 DISASSEMBLY INSTRUCTIONS
13
8.1.
DISASSEMBLY INSTRUCTION
13
9 BLOCK DIAGRAM
16
9.1.
SYSTEM BLOCK DIAGRAM
16
9.2.
POWER BLOCK DIAGRAM
17
9.3.
KX-TA824 1AP BLOCK DIAGRAM
17
9.4.
KX-TA824 CID3 BLOCK DIAGRAM
18
9.5.
KX-TA824 POWER SUPPLY UNIT BLOCK DIAGRAM 18
10 EXPLANATION OF BLOCK DIAGRAM
19
10.1. MAIN UNIT (KX-TA824)
19
11 CIRCUIT OPERATION
21
11.1. POWER SUPPY CIRCUIT
21
11.2. CO INTERFACE CIRCUIT
22
11.3. CROSS POINT SWITCH CIRCUIT
26
11.4. INTERCOM CIRCUIT
28
11.5. POWER FAILURE THROUGH CALL SWITCHING
CIRCUIT
29
11.6. DATA COMMUNICATION CIRCUIT
30
11.7. CONTROL CIRCUIT
32
11.8. TONE GENERATOR CIRCUIT
33
11.9. DTMF GENERATOR CIRCUIT
34
11.10. DTMF RECEIVER CIRCUIT
35
11.11. INT CALLID INTERFACE CIRCUIT
36
11.12. MODEM INTERFACE CIRCUIT
36
11.13. USB INTERFACE CIRCUIT
37
11.14. OGM INTERFACE CIRCUIT
37
11.15. RINGING SIGNAL GENERATOR CIRCUIT
38
11.16. SMDR INTERFACE CIRCUIT
38
11.17. DOORPHONE CARD INTERFACE (KX-TA82461)
39
11.18. OGM CARD INTERFACE (KX-TA82491)
39
11.19. BUILT in VOICE MESSAGE CARD INTERFACE (KX-
TA82492)
40
11.20. CALL ID CARD INTERFACE (KX-TA82493)
40
12 TROUBLESHOOTING GUIDE
41
12.1. NO OPERATION (Check POWER SUPPLY BOARD,
MAIN BOARD)
41
12.2. NO DIAL TONE (MAIN BOARD)
42
12.3. CANNOT DIAL (MAIN BOARD)
43
12.4. CANNOT CALL EXTENSION (MAIN BOARD)
44
12.5. CANNOT USE PROPRIETARY TELEPHONE (MAIN
BOARD)
44
12.6. CANNOT RECEIVE INCOMING CALL (MAIN BOARD) 44
12.7. CANNOT SEND DTMF DIALING (MAIN BOARD)
45
12.8. CANNOT RECEIVE CALL DIAL TONE (MAIN BOARD) 45
12.9. CANNOT SEND A HOLD ON MUSIC (MAIN BOARD) 46
12.10. CANNOT RECEIVE CALL ID DATA (FSK)
46
13 IC DATA
47
13.1. IC700
47
13.2. IC6
49
14 TERMINAL GUIDE OF ICS, TRANSISTORS AND DIODES
51
15 HOW TO REPLACE A FLAT PACKAGE IC
52
15.1. PREPARATION
52
15.2. REMOVAL PROCEDURE
52
15.3. INSTALLATION PROCEDURE
52
15.4. REMOVING SOLDER FROM BETWEEN PINS
52
16 FIXTURES AND TOOLS
53
17 CABINET AND ELECTRICAL PARTS LOCATION
54
18 ACCESSORIES AND PACKING MATERIALS
55
19 REPLACEMENT PARTS LIST (KX-TA824)
56
19.1. CABINET AND ELECTRICAL PARTS
56
19.2. ACCESSORIES AND PACKING MATERIALS
56
19.3. MAIN BOARD PARTS
56
19.4. CID3 BOARD PARTS
66
19.5. POWER SUPPLY BOARD PARTS
67
19.6. FIXTURES AND TOOLS
69
20 FOR THE SCHEMATIC DIAGRAM
70
21 SCHEMATIC DIAGRAM (KX-TA824)
72
21.1. MAIN No.1 (Extention A-D Block)
72
21.2. MAIN No.2 (Extention E-H Block)
76
21.3. MAIN No.3 (CO Block)
80
21.4. MAIN No.4 (Cross-Point Block)
84
21.5. MAIN No.5 (ASIC, Memory Block)
88
21.6. CID3
92
21.7. POWER SUPPLY
94
22 PRINTED CIRCUIT BOARD (KX-TA824)
98
22.1. MAIN BOARD
98
22.2. CID3 BOARD
100
22.3. POWER SUPPLY
102
23 KX-TA82461 (4-PORT DOORPHONE CARD)
103
23.1. HOW TO RECOGNIZE THAT Pb FREE SOLDER IS
USED
104
CONTENTS
Page
Page
2
KX-TA824
23.2. LOCATION OF OPTIONAL CARDS
104
23.3. DOORPHONE/DOOROPENER CARD BLOCK DIAGRAM
105
23.4. EXPLANATION OF BLOCK DIAGRAM/CIRCUIT
OPERATIONS
107
23.5. TROUBLESHOOTING GUIDE
108
23.6. IC DATA
109
23.7. TERMINAL GUIDE OF ICS, TRANSISTORS AND
DIODES
110
23.8. ACCESSORIES AND PACKING MATERIALS
111
23.9. REPLACEMENT PARTS LIST (KX-TA82461)
112
23.10. FOR THE SCHEMATIC DIAGRAM
115
23.11. SCHEMATIC DIAGRAM (KX-TA82461)
116
23.12. PRINTED CIRCUIT BOARD (KX-TA82461)
120
24 KX-TA82470 (8-PORT HYBRID EXTENSION CARD)
121
24.1. HOW TO RECOGNIZE THAT Pb FREE SOLDER IS
USED
122
24.2. LOCATION OF OPTIONAL CARDS
123
24.3. BLOCK DIAGRAM
125
24.4. EXPLANATION OF BLOCK DIAGRAM
125
24.5. TROUBLESHOOTING GUIDE
134
24.6. IC DATA
136
24.7. TERMINAL GUIDE OF ICS, TRANSISTORS AND
DIODES
137
24.8. CABINET AND ELECTRICAL PARTS
138
24.9. ACCESSORIES AND PACKING MATERIALS
138
24.10. REPLACEMENT PARTS LIST (KX-TA82470)
139
24.11. MEMO
144
24.12. FOR THE SCHEMATIC DIAGRAM
145
24.13. SCHEMATIC DIAGRAM (KX-TA82470)
146
24.14. PRINTED CIRCUIT BOARD (KX-TA82470)
152
25 KX-TA82481 (2-PORT ANALOGUE CO LINE AND 8-PORT
HYBRID EXTENSION CARD)
154
25.1. HOW TO RECOGNIZE THAT Pb FREE SOLDER IS
USED
155
25.2. LOCATION OF OPTIONAL CARDS
156
25.3. BLOCK DIAGRAM
159
25.4. EXPLANATION OF BLOCK DIAGRAM
159
25.5. CIRCUIT OPERATION
160
25.6. TROUBLESHOOTING GUIDE
172
25.7. IC DATA
176
25.8. TERMINAL GUIDE OF ICS, TRANSISTORS AND
DIODES
177
25.9. CABINET AND ELECTRICAL PARTS
178
25.10. ACCESSORIES AND PACKING MATERIALS
178
25.11. REPLACEMENT PARTS LIST (KX-TA82481)
179
25.12. FOR THE SCHEMATIC DIAGRAM
185
25.13. SCHEMATIC DIAGRAM (KX-TA82481)
186
25.14. PRINTED CIRCUIT BOARD (KX-TA82481)
194
26 KX-TA82483 (3-PORT ANALOGUE CO LINE AND 8-PORT
HYBRID EXTENSION)
196
26.1. HOW TO RECOGNIZE THAT Pb FREE SOLDER IS
USED
197
26.2. LOCATION OF OPTIONAL CARDS
198
26.3. BLOCK DIAGRAM
200
26.4. EXPLANATION OF BLOCK DIAGRAM
200
26.5. CIRCUIT OPERATION
201
26.6. TROUBLESHOOTING GUIDE
212
26.7. IC DATA
215
26.8. TERMINAL GUIDE OF ICS, TRANSISTORS AND
DIODES
217
26.9. CABINET AND ELECTRICAL PATRS
218
26.10. ACCESSORIES AND PACKING MATERIALS
218
26.11. REPLACEMENT PARTS LIST (KX-TA82483)
219
26.12. FOR THE SCHEMATIC DIAGRAM
225
26.13. SCHEMATIC DIAGRAM (KX-TA82483)
226
26.14. PRINTED CIRCUIT BOARD (KX-TA82483)
234
27 KX-TA82491 (MESSAGE EXTENSION CARD FOR DISA/UCD
OGMs)
236
27.1. HOW TO RECOGNIZE THAT Pb FREE SOLDER IS
USED
237
27.2. LOCATION OF OPTIONAL CARDS
238
27.3. BLOCK DIAGRAM
239
27.4. TROUBLESHOOTING GUIDE
240
27.5. TERMINAL GUIDE OF ICS, TRANSISTORS AND
DIODES
241
27.6. ACCESSORIES AND PACKING MATERIALS
241
27.7. REPLACEMENT PARTS LIST (KX-TA82491)
242
27.8. FOR THE SCHEMATIC DIAGRAM
243
27.9. SCHEMATIC DIAGRAM (KX-TA82491)
244
27.10. PRINTED CIRCUIT BOARD (KX-TA82491)
245
28 KX-TA82492 (2-CHANNEL VOICE MESSAGE CARD)
246
28.1. HOW TO RECOGNIZE THAT Pb FREE SOLDER IS
USED
247
28.2. LOCATION OF OPTIONAL CARDS
248
28.3. BLOCK DIAGRAM
249
28.4. CIRCUIT OPERATIONS
250
28.5. TROUBLESHOOTING GUIDE
251
28.6. IC DATA
253
28.7. TERMINAL GUIDE OF ICS, TRANSISTORS AND
DIODES
254
28.8. ACCESSORIES AND PACKING MATERIALS
254
28.9. REPLACEMENT PARTS LIST (KX-TA82492)
255
28.10. FOR THE SCHEMATIC DIAGRAM
257
28.11. SCHEMATIC DIAGRAM (KX-TA82492)
258
28.12. PRINTED CIRCUIT BOARD (KX-TA82492)
260
29 KX-TA82493 (3-PORT CALLER ID CARD)
261
29.1. HOW TO RECOGNIZE THAT Pb FREE SOLDER IS
USED
262
29.2. LOCATION OF OPTIONAL CARDS
263
29.3. BLOCK DIAGRAM
264
29.4. CIRCUIT OPERATIONS
264
29.5. TROUBLESHOOTING GUIDE
265
29.6. IC DATA
266
29.7. TERMINAL GUIDE OF ICS, TRANSISTORS AND
DIODES
268
29.8. ACCESSORIES AND PACKING MATERIALS
268
29.9. REPLACEMENT PARTS LIST (KX-TA82493)
269
3
KX-TA824
29.10. FOR THE SCHEMATIC DIAGRAM
271
29.11. SCHEMATIC DIAGRAM (KX-TA82493)
272
29.12. PRINTED CIRCUIT BOARD (KX-TA82493)
274
4
KX-TA824