1 ABOUT LEAD FREE SOLDER (PbF: Pb free) 3
1.1. Suggested PbF Solder 3
1.2. How to recognize that Pb Free solder is used 4
2 FOR SERVICE TECHNICIANS 4
3 CAUTION 4
4 BATTERY 5
4.1. Installing the Batteries 5
4.2. Battery Replacement 6
5 LOCATION OF CONTROLS 7
6 DISPLAY 8
7 SETTINGS 9
7.1. Connecting the Handset/Telephone Line Cord 9
7.2. Dialing Mode 10
7.3. How to Release the Establishment of Password 11
7.4. Call Restriction 12
8 OPERATIONS 13
8.1. Making Calls 13
8.2. Answering Calls 13
8.3. For Call Waiting Service Users 14
8.4. FLASH Button 14
8.5. Phone Book 15
9 TROUBLESHOOTING 22
10 DISASSEMBLY INSTRUCTIONS 24
11 TROUBLESHOOTING GUIDE 25
11.1. Service Hints 25
11.2. Pulse Dialing Problems 25
11.3. Tone Dialing Problems (handset) 25
11.4. No Ringing Sound When Ring Signal is Input 26
12 TEST MODE 27
13 BLOCK DIAGRAM 28
14 CIRCUIT OPERATION 29
14.1. Bell Detector Circuit 29
14.2. Line Interface 29
14.3. MODULE BLOCK DIAGRAM 29
14.4. Caller ID Detect Circuit 31
15 IC BLOCK DIAGRAM 32
15.1. IC502 32
15.2. CPU DATA (IC502) 33
15.3. RINGER IC (IC2) 34
15.4. EEPROM (IC802) 34
16 HOW TO REPLACE FLAT PACKAGE IC 35
16.1. PREPARATION 35
16.2. FLAT PACKAGE IC REMOVALPROCEDURE 35
16.3. FLAT PACKAGE IC INSTALLATION PROCEDURE 36
16.4. BRIDGE MODIFICATION PROCEDURE 36
17 CABINET AND ELECTRICAL PARTS 37
18 ACCESSORIES AND PACKING MATERIALS 38
19 TERMINAL GUIDE OF THE ICs, TRANSISTORS AND DIODES
39
20 REPLACEMENT PARTS LIST 40
20.1. Base Unit 40
20.2. Accessories and Packing Materials 42
21 FOR SCHEMATIC DIAGRAM 43
22 SCHEMATIC DIAGRAM 44
22.1. Memo 46
23 CIRCUIT BOARD 47
23.1. Component View 47
23.2. Flow Solder Side View 48
Note:
Because CONTENTS 4 to 9 are the extracts from the Operating Instructions of this model, they are subject to change without
notice. Please refer to the original Operating Instructions for further information.
CONTENTS
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KX-TSC11AGW
