1 ABOUT LEAD FREE SOLDER (PbF: Pb free)
4
1.1. Suggested PbF Solder
4
1.2. Howto recognize that Pb Free solder is used
5
2 FOR SERVICE TECHNICIANS
7
3 CAUTION
7
4 BATTERY
8
4.1. Battery Installation
8
4.2. Battery Charge
8
4.3. Battery Life
9
4.4. Replacing the Batteries
9
5 LOCATION OF CONTROLS
10
5.1. Base Unit
10
5.2. Handset
10
6 SETTINGS
11
6.1. Connection
11
6.2. Symbols Used in This Service Manual
11
6.3. PIN Code
12
6.4. Reset
14
6.5. Key Lock
15
6.6. Recall Feature
15
6.7. Dialling Pause for PBX line/long distance service users 15
6.8. Call BAR On/Off (Call Prohibition On/Off)
16
6.9. Selecting the Display Language
16
6.10. Select Dialling Mode (Tone/Pulse)
16
6.11. Select Flash Timing
17
6.12. Automatic Route Selection
17
6.13. Summary of Programmable Functions
19
7 DISPLAY
19
7.1. Handset Display
19
7.2. Before Requesting Help (Troubleshooting)
20
8 OPERATIONS
21
8.1. Power On/Off
21
8.2. Making a Call
21
8.3. Answering a Call
21
8.4. Setting the Clock/Date
21
8.5. Phonebook
22
9 DISASSEMBLY INSTRUCTIONS
25
9.1. Base Unit
25
9.2. Handset
26
10 ASSEMBLY INSTRUCTIONS
27
10.1. Warning When Constructing the Base Unit
27
11 TROUBLESHOOTING GUIDE
28
11.1. Check Power
29
11.2. Check Battery Charge
30
11.3. Check Link
31
11.4. Check Handset Transmission
33
11.5. Check Handset Reception
33
11.6. Bell Reception
34
12 CHECK PROCEDURE (BASE UNIT)
35
12.1. Preparation
35
12.2. PC Setting
35
13 CHECK PROCEDURE (HANDSET)
36
13.1. Preparation
36
13.2. PC Setting
36
14 ADJUSTMENTS (BASE UNIT)
37
14.1. Adjustment
37
14.2. Adjustment Standard (Base Unit)
40
15 ADJUSTMENTS (HANDSET)
42
15.1. Adjustment
42
15.2. Adjustment Standard (Handset)
45
16 RF SPECIFICATION
46
16.1. Base Unit
46
16.2. Handset
46
17 HOW TO CHECK THE HANDSET SPEAKER
46
18 FREQUENCY TABLE (MHz)
47
19 BLOCK DIAGRAM (BASE UNIT)
48
20 CIRCUIT OPERATION (BASE UNIT)
49
20.1. Outline
49
20.2. Power Supply Circuit
50
20.3. Telephone Line Interface
51
20.4. Transmitter/Receiver
51
20.5. Pulse Dialing
51
21 BLOCK DIAGRAM (HANDSET)
52
22 CIRCUIT OPERATION (HANDSET)
53
22.1. Outline
53
22.2. Power Supply Circuit/Reset Circuit
53
22.3. Charge Circuit
53
22.4. Battery Low/Power Down Detector
53
23 SIGNAL ROUTE
54
24 CPU DATA (BASE UNIT)
55
24.1. IC2 (BBIC)
55
25 CPU DATA (HANDSET)
57
CONTENTS
Page
Page
2
KX-TCD400RUB / KX-TCD400RUC / KX-TCD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF
