background image

VOLTAGE CHARTS

 PINS

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

DSP

1

2.07

0

0

0

2.07

0

0

1.7

1.69

3.38

3.38

1.69

0

0

0

 PINS

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

DSP

3.38

1.66

0

0

0

0

0

3.38

0

0

0

0

0

3.38

0

0

U3

S5L9279

PINS

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

DSP

0

0

3.38

0

0

3.31

3.37

3.38

0

2.07

0

2.45

2.46

2.51

2.46

2.48

 PINS

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

DSP

2.46

2.48

2.09

0

0

2.4

2.82

2.62

2.7

0.77

0.73

0.36

2.76

2.07

0

1.13

 

PINS

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

DSP

0

2.76

1.72

3.38

3.38

0

3.38

0

0

3.38

3.38

1.69

0

0

0

0

 

PINS

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96

DSP

0

0

1.61

1.7

2.07

0

2.88

0

2.75

1.63

0

0.06

0

0

0

0

 

 PINS

97

98

99 100

DSP

0

0.07

1.69

0

 PINS

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

SSP

1.71

1.75

1.69

1.52

1.7

3.38

1.7

0.82

1.69

1.68

1.72

1.63

3.38

2.79

2.82

2.87

U1

S1L9226

PINS

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

SSP

2.87

0.07

1.69

0

0

0

1.71

1.71

1.71

1.71

1.71

1.71

1.71

1.71

1.71

1.71

PINS

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

SSP

0

1.71

1.66

1.66

3.37

0

1.71

1.71

1.71

1.71

1.69

1.22

0.89

2.5

1.71

2.45

IC602

PINS

1

2

3

RE901

PINS

1

2

3

KA7808

 

14

0

8

RECEIVEER

 

4.4

0

4.4

Q607

PINS

E

B

C

Q304

PINS E

B

C

8050

 

5.8

4.3

12.9

9014C

 

10.3

11

16.8

Q620

PINS

E

B

C

Q303

PINS E

B

C

8050

 

6.2

6.8

10

8050C

 

4.5

5.2

7.6

REMARK : ALL THE DATA IN THE TABLE IS FOR.REFERENCE ONLY

    

                 FOR FM.ST BAND , FM STEREO INDICATOR MUST BE ON.

15

Summary of Contents for HIF-6880USMPT

Page 1: ...HIF 6880USMPT...

Page 2: ...ICATIONS CONTENTS AM FM TUNER SECTION DISASSEMBLY INSTRUCTIONS 3 ADJUSTMENT LOCATIONS 4 ALIGNMENT PROCEDURES 5 12 IC BLOCK DIAGRAMS 16 20 VOLTAGE CHARTS 13 15 BLOCK DIAGRAM 21 WIRING DIAGRAM 22 PRINTE...

Page 3: ...tive maton the floorand desk andwear a wrist band connected to groundthrough a 1Mohm resistor to protect the laserdiode from staticdamage If thelens should get dusty blow off thedust carefully fromthe...

Page 4: ...DISASSEMBLY INSTRUCTIONS MODEL NE 562 3 SCREW3X10PA SCREW3X10PA SCREW3X10PA...

Page 5: ...ADJUSTMENT LOCATIONS 4...

Page 6: ...HEAD AZIMUTH AC VOLT METER MTT 113N ADJUST THE R P HEAD TAPE OSCILLOSCOPE 6 3KHz SCREW FOR MAX POSITION CONNECT TO SPEAKER OUTPUT OR DUMMY LOAD 3 PLAYBACK SAME AS ABOVE MTT 257 CHECK FREQ TAPE FREQ R...

Page 7: ...HEAD AZIMUTH AC VOLT METER MTT 113N ADJUST THE R P HEAD TAPE OSCILLOSCOPE 6 3KHz SCREW FOR MAX POSITION CONNECT TO SPEAKER OUTPUT OR DUMMY LOAD 3 PLAYBACK SAME AS ABOVE MTT 257 CHECK FREQ TAPE FREQ RE...

Page 8: ...s 3 and 4 MW IF Connect standard loop Connect input terminal MW in band Adjust tor max amplitude 1 Adjustment antenna to output ter genescope to detector end T302 with symmetrical 450 kHz minal of gen...

Page 9: ...Locked 90 1 MHz db 26 32 Sensitivity 98 1 MHz db 26 32 106 1 MHz db 26 32 ACA 300 KHz db 20 15 2 Signal 300 KHz db 20 15 Image Rejection AT 106 1 MHz db 22 16 IF Rejection AT 90 1 MHz db 50 40 3db Lim...

Page 10: ...B M 60 66 1404 KHz dB M 60 66 Auto Locked 612 KHz dB M 66 70 Sensitivity 999 KHz dB M 66 70 1404 KHz dB M 66 70 S N 5mv M dB 35 30 ACA 9 KHz dB 18 12 9 KHz dB 18 12 Band Width 6dB Side KHz 3 10 Side K...

Page 11: ...at 1 KHz dB 0 0 at 10 KHz dB 3 6 at KHz dB P B S N 1K odB DC Opetation dB AC Optetaion dB 45 40 Min Vol Hum Noise AC Optetaion mv 1 3 Max Vol Hum Noise AC Optetaion mv 20 30 10 THD Output 1KHz odB RM...

Page 12: ...b at 90 Sec Recovery time for 20db at 90 Sec R P Frep Response at 100 Hz dB 3 6 REC CD 20dB at 1 KHz dB 0 3 at 10 KHz dB 3 6 R P S N Built Mic dB FM 1mv in dB 38 33 R P THD at 10dB 1KHz 5 10 R P Chann...

Page 13: ...C Opetation dB AC Optetaion dB 55 50 Hum Noise Min Vol mv 2 3 AC Optetaion Max Vol mv 5 8 10 THD Output RMS mw 4500 4000 THD 20dB at 1 KHz 1 3 Channel Separation R L dB 40 30 YEDS 0dB L R dB 40 30 Cha...

Page 14: ...0 0 22 FM 2 19 0 0 0 2 3 3 64 3 9 0 02 0 0 02 4 45 0 0 0 0 3 2 18 IC301 FM ST 2 2 0 0 0 2 3 3 64 3 79 3 79 0 0 02 4 45 0 0 0 0 2 2 18 LC72131 PINS 17 18 19 20 21 22 AM 4 5 0 82 0 82 3 1 0 2 3 FM 4 5 0...

Page 15: ...47 48 RADIO 0 0 0 0 2 86 1 81 2 86 0 0 0 0 2 73 2 73 3 4 3 54 2 91 CD 0 2 88 0 0 2 86 1 81 2 86 0 0 2 79 0 0 0 0 06 0 3 2 91 TAPE 0 0 0 0 2 86 1 81 2 86 0 0 0 0 2 73 2 73 0 03 0 7 2 91 AUX 0 0 0 0 2...

Page 16: ...7 88 89 90 91 92 93 94 95 96 DSP 0 0 1 61 1 7 2 07 0 2 88 0 2 75 1 63 0 0 06 0 0 0 0 PINS 97 98 99 100 DSP 0 0 07 1 69 0 PINS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SSP 1 71 1 75 1 69 1 52 1 7 3 38 1...

Page 17: ...16 IC BLOCK DIAGRAM MODEL NE 562...

Page 18: ...17 IC BLOCK DIAGRAM MODEL NE 562...

Page 19: ...18 IC BLOCK DIAGRAM MODEL NE 562...

Page 20: ...19 IC BLOCK DIAGRAM MODEL NE 562...

Page 21: ...20 IC BLOCK DIAGRAM MODEL NE 562...

Page 22: ...BLOCK DIAGRAM 21...

Page 23: ...WIRING DIAGRAM 22...

Page 24: ...SCHEMATIC DIAGRAMS 22 23...

Page 25: ...SCHEMATIC DIAGRAMS 23 24...

Page 26: ...SCHEMATIC DIAGRAMS 24 25...

Page 27: ...SCHEMATIC DIAGRAMS 25 26...

Page 28: ...SCHEMATIC DIAGRAMS 26 27...

Page 29: ...SCHEMATIC DIAGRAMS 27 28...

Page 30: ...SCHEMATIC DIAGRAMS 28 29...

Page 31: ...SCHEMATIC DIAGRAMS 28 30...

Page 32: ...PRINTED CIRCUIT BOARDS 31 173 056320 01 173 056301 09...

Page 33: ...PRINTED CIRCUIT BOARDS 32 173 056320 01...

Page 34: ...PRINTED CIRCUIT BOARDS 33...

Page 35: ...PRINTED CIRCUIT BOARDS 34 173 056351 01 173 056356 01 173 0563 1 09...

Page 36: ...35 EXPLODED VIEW PARTS LIST CABINET MODEL NE 562...

Page 37: ...36 EXPLODED VIEW PARTS LIST CABINET 56 57...

Page 38: ...056205 0101 VOLUME LIGHT BOARD 1 17 199 000002 01 OIL DAMPER 1 18 408 056217 2490 CD OPEN BUTTON 1 S1 203 300200 10 SCREW 3X10 PA 44 19 148 030000 40 LED 3 S2 203 300200 12 SCREW 3X12 PA 7 20 134 0562...

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