Read Panasonic KX-TCD435RU / KX-TCD437RU / KX-A143RU Service Manual online
19 BLOCK DIAGRAM (BASE UNIT)
55
20 CIRCUIT OPERATION (BASE UNIT)
56
20.1. Outline
56
20.2. Power Supply Circuit
57
20.3. Telephone Line Interface
58
20.4. Transmitter/Receiver
59
20.5. Pulse Dialing Section
59
21 BLOCK DIAGRAM (HANDSET)
60
22 CIRCUIT OPERATION (HANDSET)
61
22.1. Outline
61
22.2. Power Supply Circuit/Reset Circuit
61
22.3. Charge Circuit
61
22.4. Battery Low/Power Down Detector
61
23 CIRCUIT OPERATION (CHARGER UNIT)
62
23.1. Power Supply Circuit
62
24 SIGNAL ROUTE
63
25 CPU DATA (BASE UNIT)
64
25.1. IC2 (BBIC)
64
26 CPU DATA (HANDSET)
66
26.1. IC1 (BBIC)
66
27 EEPROM LAYOUT (BASE UNIT)
68
27.1. Scope
68
27.2. Introduction
68
27.3. EEPROM Layout
68
28 EEPROM LAYOUT (HANDSET)
71
28.1. Scope
71
28.2. Introduction
71
28.3. EEPROM contents
71
29 HOW TO REPLACE FLAT PACKAGE IC
74
29.1. Preparation
74
29.2. Procedure
74
29.3. Modification Procedure of Bridge
74
30 CABINET AND ELECTRICAL PARTS LOCATION (BASE UNIT)
75
31 CABINET AND ELECTRICAL PARTS LOCATION (HANDSET)76
32 CABINET AND ELECTRICAL PARTS LOCATION (CHARGER
UNIT)
77
33 ACCESSORIES AND PACKING MATERIALS
78
33.1. KX-TCD435RUB/RUC/RUW
78
33.2. KX-TCD437RUB/RUC/RUW
79
33.3. KX-A143RUB/RUC/RUW
80
34 TERMINAL GUIDE OF THE ICs, TRANSISTORS AND DIODES
81
34.1. Base Unit
81
34.2. Handset
81
34.3. Charger Unit
81
35 REPLACEMENT PARTS LIST
82
35.1. Base Unit
82
35.2. Handset
83
35.3. Charger Unit
84
35.4. Accessories and Packing Materials
85
35.5. Fixtures and Tools
85
36 FOR SCHEMATIC DIAGRAM
87
36.1. Base Unit (SCHEMATIC DIAGRAM (BASE UNIT))
87
36.2. Handset (SCHEMATIC DIAGRAM (HANDSET))
87
36.3. Charger Unit (SCHEMATIC DIAGRAM (CHARGER UNIT))
87
37 SCHEMATIC DIAGRAM (BASE UNIT)
88
38 SCHEMATIC DIAGRAM (HANDSET)
90
39 SCHEMATIC DIAGRAM (CHARGER UNIT)
92
40 CIRCUIT BOARD (BASE UNIT)
93
40.1. Component View
93
40.2. Flow Solder Side View
94
41 CIRCUIT BOARD (HANDSET)
95
41.1. Component View
95
41.2. Flow Solder Side View
96
42 CIRCUIT BOARD (CHARGER UNIT)
97
42.1. Component View
97
42.2. Flow Solder Side View
97
3
KX-TCD435RU / KX-TCD437R U / KX-A143RU
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