Sony MDS-JE470 Service Manual - Page 55

Description, Pin No., Pin Name, EFM: Eight to Fourteen Modulation

Get Sony MDS-JE470 - Md Player PDF manuals and user guides View all Sony MDS-JE470 manuals
Add to My Manuals
Save this manual to your list of manuals

Page 55 highlights

Pin No. 86 87 88 89 90 91 92 93 94 95 96 - 98 99 100 Pin Name TFDR DVDD FFDR FRDR FS4 SRDR SFDR SPRD SPFD FGIN TEST1 to TEST3 DVSS EFMO I/O Description O Tracking servo drive PWM output (+) I +3V power supply (Digital) O Focus servo drive PWM output (+) O Focus servo drive PWM output (-) O 176.4 kHz clock signal output (X'tal) (Not used) O Sled servo drive PWM output (-) O Sled servo drive PWM output (+) O Spindle servo drive PWM output (-) O Spindle servo drive PWM output (+) I (S) Test input (Fixed at "L") I - Ground (Digital) O EFM output when recording • Abbreviation EFM: Eight to Fourteen Modulation MDS-JE470 55

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
55
MDS-JE470
Description
Pin No.
Pin Name
I/O
86
87
88
89
90
91
92
93
94
95
96 - 98
99
100
TFDR
DVDD
FFDR
FRDR
FS4
SRDR
SFDR
SPRD
SPFD
FGIN
TEST1 to TEST3
DVSS
EFMO
O
I
O
O
O
O
O
O
O
I (S)
I
—
O
Tracking servo drive PWM output (+)
+3V power supply (Digital)
Focus servo drive PWM output (+)
Focus servo drive PWM output (–)
176.4 kHz clock signal output (X’tal) (Not used)
Sled servo drive PWM output (–)
Sled servo drive PWM output (+)
Spindle servo drive PWM output (–)
Spindle servo drive PWM output (+)
Test input (Fixed at “L”)
Ground (Digital)
EFM output when recording
• Abbreviation
EFM: Eight to Fourteen Modulation