Aiwa TN-CL237 Service Manual Download Page 12

18

VOLTAGE CHART

IC101

Pin No.

WAITING

TALKING

1

2.08

2.08

2

3.27

3.27

3

0

0

4

4.72

4.72

5

3.60

0.78

6

0

0

7

0

0

8

0

0

9

0

0

10

0

0

11

0

0

12

0

4.65

13

4.63

4.63

14

0

0

15

4.72

4.72

16

0

0

17

0

0

18

0

0

19

4.72

0

20

0

0

21

4.72

0.38

22

0

0

23

1.58

0.69

24

2.10

2.10

25

3.72

3.72

26

2.28

2.28

27

3.60

3.60

28

4.74

4.74

IC201

1

0

0

2

0

0

3

0

0

4

2.20

2.20

IC601

1

0

0

2

0

0

3

0

0

4

0

0

5

0

0

6

0

4.16

7

1.50

1.50

8

1.50

1.50

9

1.50

1.50

Pin No.

WAITING

TALKING

10

1.50

1.50

11

1.50

1.50

12

1.50

1.50

13

0

0

14

2.52

2.52

15

1.56

1.56

16

3.81

3.81

17

0

0

18

3.00

3.00

19

1.08

4.13

20

3.09

0

21

0.33

0.33

22

3.09

0

23

1.06

1.06

24

1.06

1.06

25

1.06

1.06

26

1.06

1.06

27

0

0

28

0

3.75

29

2.69

0.11

30

0.00

0

31

3.62

2.10

32

3.05

0

33

0

0

34

3.23

0

35

1.79

4.17

36

0

0

37

1.64

1.64

38

1.00

1.00

39

1.11

1.11

40

4.21

4.21

41

0

0

42

4.20

0.32

43

4.12

4.12

44

4.20

4.20

IC602

1

2.36

2.36

2

4.20

4.20

3

0

0

IC603

1

0

0

2

4.12

4.12

3

3.00

3.00

IC604

Pin No.

WAITING

TALKING

1

0

0

2

0

0

3

0

0

4

0

0

5

3.12

3.12

6

0

0

7

0

0

8

4.21

4.21

IC605

1 - 34

35

0

0

36

1.52

1.52

37

1.50

1.50

38

39

40

41

42

2.05

2.05

43

1.33

1.33

44

1.33

1.33

45

0.68

0.68

46

0

0

47

0

0

48

1.45

1.45

49

1.50

1.50

50

0.23

0.23

51

1.89

1.89

52

3.53

3.53

53

0

0

54

3.00

3.00

55

1.00

1.00

56

0.77

0.77

57

0.79

0.79

58

0.75

0.75

59

0.81

0.81

60

0.86

0.86

61

0.90

0.90

62

0.87

0.87

63

3.00

3.00

64

65

66 - 128

All manuals and user guides at all-guides.com

Summary of Contents for TN-CL237

Page 1: ...LEPHONE TN CL237 S M Code No 09 001 338 3R1 AHR R E V I S I O N This Service Manual is the Revision Publishing and replaces Simple Manual S M Code No 09 99C 338 3T1 All manuals and user guides at all...

Page 2: ...IB AHR CH CL236 3 87 B30 216 010 AC ADAPTOR AC D1222HRJNC 4 87 B30 204 010 BAT NB 302NC 5 88 PCD 627 010 CORD ST9 2WA 6 87 A90 628 010 PLUG CONVERSION IR40 C 7 8Z PC5 009 010 HLDR WALL B U 8 87 301 16...

Page 3: ...0 1 16F C330 87 010 402 080 CAP ELECT 2 2 50V C331 87 010 378 080 CAP ELECT 10 16V C332 87 010 831 080 C CAP U 0 1 16F C333 87 010 831 080 C CAP U 0 1 16F C334 87 010 402 080 CAP ELECT 2 2 50V C335 87...

Page 4: ...ASC455F C704 87 012 196 080 C CAP U 120P 50 CH C705 87 012 286 080 CAP U 0 01 25 C706 87 012 286 080 CAP U 0 01 25 C707 87 012 178 080 C CAP U 18P 50 CH C708 87 012 172 080 CAPACITOR CHIP U 10P CH C70...

Page 5: ...W 1 8W 1608 2125 3216 5 5 5 CJ CJ CJ Form L W t 1 6 0 8 0 45 2 1 25 0 45 3 2 1 6 108 118 128 A A CHIP RESISTOR PART CODE 0 55 Resistor Code Dimensions mm Symbol 1 16W 1005 5 CJ 1 0 0 5 0 35 104 L t W...

Page 6: ...8 7 SCHEMATIC DIAGRAM 1 MAIN SECTION All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 7: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 A B C D E F G H I J 10 9 WIRING 1 MAIN C B All manuals and user guides at all guides com...

Page 8: ...12 11 SCHEMATIC DIAGRAM 2 HANDSET KEY SECTION All manuals and user guides at all guides com...

Page 9: ...1 12 13 14 A B C D E F G H I J 14 13 WIRING 2 HANDSET KEY C B F E D C B A A B C D E F 9 10 11 12 13 14 15 16 17 18 10 11 12 13 14 15 16 17 18 8 7 6 5 4 3 2 1 9 8 7 6 5 4 3 2 1 All manuals and user gui...

Page 10: ...16 15 SCHEMATIC DIAGRAM 3 HANDSET RF SECTION All manuals and user guides at all guides com...

Page 11: ...17 1 2 3 4 5 6 7 A B C D E F G H I J WIRING 3 HANDSET RF C B All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 12: ...3 09 0 23 1 06 1 06 24 1 06 1 06 25 1 06 1 06 26 1 06 1 06 27 0 0 28 0 3 75 29 2 69 0 11 30 0 00 0 31 3 62 2 10 32 3 05 0 33 0 0 34 3 23 0 35 1 79 4 17 36 0 0 37 1 64 1 64 38 1 00 1 00 39 1 11 1 11 40...

Page 13: ...WAITING TALKING E 5 00 5 00 C 12 70 12 70 B 5 67 5 67 Q502 E 13 17 13 17 C 13 81 13 81 B 11 23 11 23 Q503 E 0 0 C 2 55 2 55 B 0 0 Q601 E 0 0 C 4 22 4 22 B 0 0 Q602 E 2 61 2 61 C 0 0 B 4 12 4 12 Q603...

Page 14: ...DATA 5 DTMF DATA 4 DTMF DATA 3 DTMF DATA 2 DTMF DATA 1 DTMF DATA 0 Normaly High Pull up Line Seize 1 Line Seize Flush Time select 1 100ms 0 600ms Received Signal Strength Indicator 0 Carrier present...

Page 15: ...ad Combo chip DATA EEPROM DATA Battery voltage input EEPROM CLOCK LCD DATA 4 LCD DATA 5 LCD DATA 6 LCD DATA 7 Combo chip STB Transmitted DATA Received Signal Strength Indicator 0 Carrier present 1 Car...

Page 16: ...LOWBAT LED LCD LED O O I O O O O O Shunt capacitor frequency high band 1 Shunt Not connected ANT Keypad LCD 0 ON 32 768 kHz crystal 32 768 kHz crystal Power VDD LCD Enable 1 Enable TALK LED 0 ON Norma...

Page 17: ...23 SEGMENT All manuals and user guides at all guides com...

Page 18: ...ICAL EXPLODED VIEW 1 2 HANDSET UNIT SECTION 16 18 D 20 14 15 C 11 13 12 RF C B SHEET KEY C B 10 7 8 9 6 4 22 19 A B B A 5 LCD 4 3 CUSHION CUSHION SHEET 21 2 1 17 A All manuals and user guides at all g...

Page 19: ...LCD 5 8Z PC5 223 010 REFLECTOR LCD H S 6 8Z PC5 025 010 BTN TALK H S 7 8Z PC5 027 010 BTN SEARCH H S 8 8Z PC5 024 010 BTN DIAL H S 9 8Z PC5 026 010 BTN FUNCTION H S 10 8Z PC5 221 010 BTN RUBBER H S 1...

Page 20: ...26 MECHANICAL EXPLODED VIEW 2 2 BASE UNIT SECTION 14 11 9 10 B LED C B 7 MAIN C B A C 5 13 3 2 1 6 4 A 8 D 12 B B All manuals and user guides at all guides com...

Page 21: ...AGE B U 7 88 PCD 205 010 TERMINAL ANT B U 8 8Z PC5 006 010 COVER BOTTOM ANT B U 9 8Z PC5 609 010 ANT ZPC 5 B U 10 8Z PC5 005 010 COVER TOP ANT B U 11 8Z PC5 007 010 GUIDE LED ANT B U 12 8Z PC5 010 010...

Page 22: ...2 11 IKENOHATA 1 CHOME TAITO KU TOKYO 110 JAPAN TEL 03 3827 3111 737004 Printed in Singapore All manuals and user guides at all guides com...

Reviews: