Panasonic KX-TEA308NE, Руководство по обслуживанию

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1 ABOUT LEAD FREE SOLDER (PbF: Pb free) 4
1.1. SUGGESTED PbF SOLDER 4
1.2. HOW TO RECOGNIZE THAT Pb FREE SOLDER IS
USED 5
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 15
9.1. SYSTEM BLOCK DIAGRAM 15
9.2. POWER BLOCK DIAGRAM 16
9.3. KX-TEA308NE MAIN BLOCK DIAGRAM 16
9.4. KX-TEA308NE CO BLOCK DIAGRAM 17
9.5. KX-TEA308NE POWER SUPPLY UNIT BLOCK
DIAGRAM 17
10 EXPLANATION OF BLOCK DIAGRAM 18
10.1. MAIN UNIT (KX-TEA308NE) 18
11 CIRCUIT OPERATION 20
11.1. POWER SUPPY CIRCUIT 20
11.2. CO INTERFACE CIRCUIT 21
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 29
11.7. CONTROL CIRCUIT 31
11.8. TONE GENERATOR CIRCUIT 31
11.9. DTMF GENERATOR CIRCUIT 32
11.10. DTMF RECEIVER CIRCUIT 32
11.11. INT CALLID INTERFACE CIRCUIT 33
11.12. MODEM INTERFACE CIRCUIT 33
11.13. USB INTERFACE CIRCUIT 34
11.14. OGM INTERFACE CIRCUIT 34
11.15. RINGING SIGNAL GENERATOR CIRCUIT 35
11.16. SMDR INTERFACE CIRCUIT 35
11.17. DOORPHONE CARD INTERFACE (KX-TE82460NE) 36
11.18. BUILT IN VOICE MESSAGE CARD INTERFACE (KX-
TE82492NE) 36
11.19. CALL ID CARD INTERFACE (KX-TE82493NE) 37
12 TROUBLESHOOTING GUIDE 38
12.1. NO OPERATION (Check POWER SUPPLY BOARD,
MAIN BOARD and 2AP BOARD) 38
12.2. NO DIAL TONE 39
12.3. CANNOT DIAL 40
12.4. CANNOT CALL EXTENSION 41
12.5. CANNOT USE PROPRIETARY TELEPHONE 41
12.6. CANNOT RECEIVE INCOMING CALL 41
12.7. CANNOT SEND DTMF DIALING 42
12.8. CANNOT RECEIVE CALL DIAL TONE 42
12.9. CANNOT SEND A HOLD ON MUSIC 43
13 IC DATA 44
13.1. IC700 44
13.2. IC7 46
13.3. IC8 46
14 TERMINAL GUIDE OF ICS, TRANSISTORS AND DIODES 47
15 HOW TO REPLACE A FLAT PACKAGE IC 48
15.1. PREPARATION 48
15.2. REMOVAL PROCEDURE 48
15.3. INSTALLATION PROCEDURE 48
15.4. REMOVING SOLDER FROM BETWEEN PINS 48
16 FIXTURES AND TOOLS 49
17 CABINET AND ELECTRICAL PARTS LOCATION 50
18 ACCESSORIES AND PACKING MATERIALS 51
19 REPLACEMENT PARTS LIST (KX-TEA308NE) 52
19.1. CABINET AND ELECTRICAL PARTS 52
19.2. ACCESSORIES AND PACKING MATERIALS 52
19.3. MAIN BOARD PARTS 52
19.4. CO BOARD PARTS 59
19.5. POWER SUPPLY BOARD PARTS 62
19.6. FIXTURES AND TOOLS 63
20 FOR THE SCHEMATIC DIAGRAM 64
21 SCHEMATIC DIAGRAM (KX-TEA308NE) 66
21.1. MAIN No.1 (Extention A-D Block) 66
21.2. MAIN No.2 (Extention E-H Block) 70
21.3. MAIN No.3 (Cross-Point Block) 74
21.4. MAIN No.4 (ASIC, Memory Block) 78
21.5. MAIN No.5 (CO Block) 82
21.6. POWER SUPPLY 86
22 PRINTED CIRCUIT BOARD (KX-TEA308NE) 87
22.1. MAIN BOARD 87
22.2. CO BOARD 89
22.3. POWER SUPPLY 91
23 KX-TE82460NE (2-PORT DOORPHONE CARD) 92
23.1. HOW TO RECOGNIZE THAT Pb FREE SOLDER IS
USED 93
23.2. LOCATION OF OPTIONAL CARDS 94
CONTENTS
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KX-TEA308NE