Panasonic KX-TC1205RUW, KX-TC1205RUS, KX-TC1205RUB, KX-TC1205RUF User Manual

ORDER NO. KM40204852C3

Telephone Equipment

KX-TC1205RUB
KX-TC1205RUW
KX-TC1205RUS
KX-TC1205RUF

Cordless Phone

Black Version
White Version
Silver Version
Blue Version

(for Russia)

© 2002 Kyushu Matsushita Electric Co., Ltd. All
rights reserved. Unauthorized copying and
distribution is a violation of law.

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

CONTENTS

Page Page

1 BATTERY 4

1.1. Recharge

1.2. Battery information

2 BATTERY REPLACEMENT
3 LOCATION OF CONTROLS

3.1. Base Unit

3.2. Handset

4 CONNECTION

4.1. Adding Another Phone

5 OPERATIONS

5.1. Making Calls

5.2. Answering Calls

5.3. Storing Phone Numbers in Memory

5.4. Storing a Phone Number in the DIRECT Button

5.5. Dialing a Stored Number

5.6. Dialing a Stored Number in the DIRECT Button

5.7. FLASH Button

6 DISASSEMBLY INSTRUCTIONS
7 TROUBLESHOOTING GUIDE

7.1. Check Power

7.2. Bell Reception

7.3. Check Battery Charge

7.4. Check Link

7.5. Check Handset Transmission

7.6. Check Handset Reception

10

10
10
11
11
12
12
13

14
16

17
18
19
20
22
22

8 ADJUSTMENTS (BASE UNIT)

4
4

5
6

6
6

7

9

8.1. Test Mode Flow Chart (Base Unit)

8.2. How to change the channel

8.3. Adjustment

8.4. Adjustment Standard (Base Unit)

9 ADJUSTMENTS (HANDSET)

9.1. Test Mode Flow Chart (Handset)

9.2. How to change the channel

9.3. Adjustment

9.4. Adjustment Standard (Handset)

10 R F SPECIFICAT ION

10.1. Base Unit

10.2. Handset

11 HOW TO CHECK THE HANDSET SPEAKER
12 FREQUENCY TABLE (MHz)
13 EXPLANATION OF CPU DATA COMMUNICATION

13.1. STAND-BY -> TALK, TALK -> STAND-BY

13.2. Ringing

13.3. Changing the Channel

13.4. Ports for transmitting and receiving of data

13.5. Waveform of DATA used for cordless transmission and
reception

14 BLOCK DIAGRAM (BASE UNIT)
15 BLOCK DIAGRAM (HANDSET)
16 CIRCUIT OPERATION

23

23
24
24
25

26

26
27
27
28

30

30
30

30
31
32

32
33
34
35

35

36
37
38

2

16.1. Outline 38

16.2. Power Supply Circuit

16.3. Reset Circuit (Base Unit)

16.4. Charge Circuit

16.5. Telephone Line Interface

16.6. Transmitter/Receiver

16.7. Signal Route

17 CIRCUIT OPERATION (HANDSET)

17.1. Reset Circuit (Handset)

17.2. Battery Low / Power Down Detector

18 CP U DATA (Base Unit)

18.1. IC2

19 CP U DATA (Handset)

19.1. IC2

20 HOW TO REPLACE FLAT PACKAGE IC

20.1. Preparation

20.2. Procedure

20.3. Modification Procedure of Bridge

21 CABINET AND ELECTRICAL PARTS LOCATION (BASE UNIT)

22 CABINET AND ELECTRICAL PARTS LOCATION (HANDET)

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

23 ACCESSORIES AND PACKING MATERIALS
24 REPLACEMENT PARTS LIST

39
40
41
41
42
44

45

45
46

47

47

48

48

49

49
49
49

24.1. Base Unit

24.2. Handset

24.3. ACCESSORIES AND PACKING MATERIALS

25 FOR SCHEMATIC DIAGRAM

25.1. Base Unit (SCHEMATIC DIAGRAM (Base Unit))

25.2. Handset (SCHEMATIC DIAGRAM (Handset))

26 SCHEMATIC DIAGRAM (Base Unit)

26.1. Base Unit

26.2. RF Unit (Base Unit)

27 SCHEMATIC DIAGRAM (Handset)

27.1. Handset

27.2. RF Unit (Handset)

28 CIRCUIT BOARD (Base Unit)

28.1. Component View

28.2. Flow Solder Side View

29 CIRCUIT BOARD (Handset)

29.1. Component View

50

29.2. Flow Solder Side View

51

52
53

53
56
58

59

59
59

60

60
61

62

62
63

65

65
66

67

67
68

3

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

1 BATTERY

1.1. Recharge

1.2. Battery information

4

2 BATTERY REPLACEMENT

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

5

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

3 LOCATION OF CONTROLS

3.1. Base Unit

3.2. Handset

6

4 CONNECTION

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

• • USE ONLY WITH Panasonic AC ADAPTOR PQLV16CEZ.

• • The AC adaptor must remain connected at all times.

(It is normal for the adaptor to feel warm during use.)

• • When more than one unit is used, the units may interfere with each other. To prevent or reduce interference, please leave
ample space between the base units.

7

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

8

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

4.1. Adding Another Phone

This unit will not function during a power failue. To connect a standard telephone on the same line, use a telephone T-adaptor.

9

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

5 OPERATIONS

5.1. Making Calls

5.2. Answering Calls

10

5.3. Storing Phone Numbers in Memory

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

5.4. Storing a Phone Number in the DIRECT Button

11

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

5.5. Dialing a Stored Number

5.6. Dialing a Stored Number in the DIRECT Button

12

5.7. FLASH Button

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

13

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

6 DISASSEMBLY INSTRUCTIONS

Show in Fig. To remove. Remove.

1 Lower Cabinet Screws (2.6 × 12)....................... (A) × 4

2 Main P.C. Board Screws (2.6 × 6)......................... (B) × 1

Screws (2.6 × 6)..........................(C) × 2

Screws (2.6 × 12)........................(D) × 1

Main P.C. Board.

14

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

Show in Fig. To remove. Remove.

3 Rear Cabinet Battery compartment cover.

4 Screws (2.6 × 12)......................(E) × 2

5 Main P. C. Board Screw (2.6 × 12)........................(F) × 1

Tape and solder.
Main P. C. Board.

15

KX-TC1205RUB / KX-TC1205R UW / KX-TC1205RUS / KX-TC1205RUF

7 TROUBLESHOOTING GUIDE

Cross Reference:

Check Power (P.17)
Bell Reception (P.18)
Check Battery Charge (P.19)
Check Link (P.20)
Check Handset Transmission (P.22)
Check Handset Reception (P.22)

16

7.1. Check Power

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

Cross Reference:

Reset Circuit (Base Unit) (P.40)
Power Supply Circuit (P.39)

Cross Reference:

Charge Circuit (P.41)

*: Each measurement points are shown in CIRCUIT BOARD (Base Unit) (P.65) or CIRCUIT BOARD (Handset) (P.67)

Note:

CPU: IC2

Note:

CPU: IC2

17

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

7.2. Bell Reception

Cross Reference:

Check Link (P.20)
Telephone Line Interface (P.41)

Cross Reference:

Check Link (P.20)

*: Each measurement points are shown in CIRCUIT BOARD (Base Unit) (P.65) or CIRCUIT BOARD (Handset) (P.67)

Note:

CPU: IC2

18

7.3. Check Battery Charge

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

Cross Reference:

Charge Circuit (P.41)
Power Supply Circuit (P.39)

Cross Reference:

Reset Circuit (Handset) (P.45)

*: Each measurement points are shown in CIRCUIT BOARD (Base Unit) (P.65) or CIRCUIT BOARD (Handset) (P.67)

Note:

CPU: IC2

Note:

CPU: IC2

19

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

7.4. Check Link

**: Refer to Adjustment (P.24) Note:

CPU: IC2
RF IC: IC1

*: Each measurement points are shown in CIRCUIT BOARD (Base Unit) (P.65) or CIRCUIT BOARD (Handset) (P.67)

20

KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF

**: Refer to Adjustment (P.27). Note:

CPU: IC2
RF IC: IC1

*: Each measurement points are shown in CIRCUIT BOARD (Base Unit) (P.65) or CIRCUIT BOARD (Handset) (P.67)

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