Panasonic KX-A142RUM - Page 3

22 CIRCUIT OPERATION (HANDSET) 57
22.1. Outline 57
22.2. Power Supply Circuit/Reset Circuit
57
22.3. Charge Circuit
57
22.4. Battery Low/Power Down Detector
57
23 CIRCUIT OPERATION (CHARGER UNIT) 58
23.1. Power Supply Circuit 58
24 SIGNAL ROUTE 58
25 CPU DATA (BASE UNIT)
59
25.1. IC2 (BBIC) 59
26 CPU DATA (HANDSET) 61
26.1. IC1 (BBIC) 61
27 EEPROM LAYOUT (BASE UNIT) 63
27.1. Scope 63
27.2. Introduction
63
27.3. EEPROM Layout
63
28 EEPROM LAYOUT (HANDSET) 66
28.1. Scope 66
28.2. Introduction
66
28.3. EEPROM contents
66
29 HOW TO REPLACE FLAT PACKAGE IC 69
29.1. Preparation 69
29.2. Procedure
69
29.3. Modification Procedure of Bridge
69
30 CABINET AND ELECTRICAL PARTS LOCATION (BASE UNIT)
70
31 CABINET AND ELECTRICAL PARTS LOCATION (HANDSET)
71
32 CABINET AND ELECTRICAL PARTS LOCATION (CHARGER
UNIT)
72
33 ACCESSORIES AND PACKING MATERIALS
73
33.1. KX-TCD410RUM/RUS 73
33.2. KX-TCD412RUM/RUS
74
33.3. KX-A142RUM/RUS
75
34 TERMINAL GUIDE OF THE ICs, TRANSISTORS AND DIODES
76
34.1. Base Unit 76
34.2. Handset
76
34.3. Charger Unit
76
35 REPLACEMENT PARTS LIST 77
35.1. Base Unit 77
35.2. Handset
78
35.3. Charger Unit
79
35.4. Accessories and Packing Materials
79
35.5. Fixtures and Tools
80
36 SCHEMATIC DIAGRAM (BASE UNIT) 81
37 SCHEMATIC DIAGRAM (HANDSET)
83
38 SCHEMATIC DIAGRAM (CHARGER UNIT)
85
39 CIRCUIT BOARD (BASE UNIT)
86
39.1. Component View 86
39.2. Flow Solder Side View
87
40 CIRCUIT BOARD (HANDSET) 88
40.1. Component View 88
40.2. Flow Solder Side View
89
41 CIRCUIT BOARD (CHARGER UNIT) 90
41.1. Component View 90
41.2. Flow Solder Side View
90
3
KX-TCD4 10RUM / KX-TCD410RUS / KX-TCD412RU M / KX-TC D412RUS / KX-A141RUM / KX-A141RUS / KX-A142RUM / KX-A142RUS