10.2. Error Message Table 42
10.3. Check Record 43
10.4. Check Playback 44
10.5. Check Battery Charge 44
10.6. Check Link 45
10.7. Check the RF Part 46
10.8. Check Handset Transmission 50
10.9. Check Handset Reception 50
10.10. Check Caller ID 50
11 TEST MODE 51
11.1. Test Mode Flow Chart for Base Unit 51
11.2. Test Mode Flow Chart for Handset 54
11.3. X801 (Base Unit), X201 (Handset) Check 58
11.4. Adjustment Battery Low Detector Voltage (Handset) 58
11.5. Base Unit Reference Drawing 59
11.6. Handset Reference Drawing 60
11.7. FREQUENCY TABLE 61
11.8. How to Clear User Setting 62
12 DESCRIPTION 63
12.1. Frequency 63
12.2. FHSS (Frequency Hopping Spread Spectrum) 63
12.3. Signal Flowchart in the Whole System 65
13 EXPLANATION OF LINK DATA COMMUNICATION 66
13.1. Calling 66
13.2. To Terminate Communication 66
13.3. Ringing 66
14 BLOCK DIAGRAM (Base Unit) 67
15 CIRCUIT OPERATION (Base Unit) 68
15.1. DSP (Digital Speech/Signal Processing: IC501) 68
15.2. Flash Memory (IC701) 69
15.3. Power Supply Circuit 70
15.4. Reset Circuit 72
15.5. Locator Mode 73
15.6. Telephone Line Interface 73
15.7. Auto Disconnect Circuit 74
15.8. Parallel Connection Detect Circuit 75
15.9. Calling Line Identification (Caller ID)/Call Waiting Caller ID
76
16 BLOCK DIAGRAM (Handset) 78
17 CIRCUIT OPERATION (Handset) 79
17.1. Construction 79
17.2. Power Supply Circuit 80
17.3. Charge Circuit 81
17.4. Ringer and Handset SP-Phone 81
17.5. Sending Signal 82
17.6. Reception Signal 82
18 SIGNAL ROUTE 83
19 CPU DATA (Base Unit) 84
19.1. IC501 84
20 CPU DATA (Handset) 85
20.1. IC201 85
21 EXPLANATION OF IC TERMINALS (RF Unit) 86
21.1. IC901 86
22 HOW TO REPLACE A FLAT PACKAGE IC 87
22.1. Preparation 87
22.2. Procedure 87
22.3. Removing Solder from Between Pins 87
23 CABINET AND ELECTRICAL PARTS (Base Unit) 88
24 CABINET AND ELECTRICAL PARTS (Handset) 89
25 ACCESSORIES AND PACKING MATERIALS 90
26 TERMINAL GUIDE OF THE IC´S, TRANSISTORS AND DIODES
91
26.1. Base Unit 91
26.2. Handset 91
27 REPLACEMENT PARTS LIST 92
27.1. Base Unit 92
27.2. Handset 94
27.3. Accessories and Packing Materials 96
28 FOR SCHEMATIC DIAGRAM 97
28.1. Base Unit (SCHEMATIC DIAGRAM (Base Unit)) 97
28.2. Handset (SCHEMATIC DIAGRAM (Handset)) 97
29 SCHEMATIC DIAGRAM (Base Unit) 98
30 SCHEMATIC DIAGRAM (Handset) 100
31 SCHEMATIC DIAGRAM (RF PART) 102
31.1. Base Unit 102
31.2. Handset 103
31.3. Memo 104
32 CIRCUIT BOARD (BASE UNIT) 105
32.1. Main 105
32.2. Operation 107
33 CIRCUIT BOARD (Handset) 109
33.1. Component View 109
33.2. Flow Solder Side View 110
3
KX-TG2343F / KX-TG2343P / KX-TG2343W / KX-TGA233F / KX-TGA233P / KX-TGA233W
