Sony D-NF400 Service Manual page 30

D-NF400/NF401
QQ
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Pin No. Pin Name
53, 54 AVSS1, AVSS2
55 VREFR
56 AOUT2
57 AVDD2
58 TES1
59 TEST
60 VSS1
61 LRMU
62 DOUT
63 ATSK
64 DFCT
65 FOK
66 MIRR
67 COUT
68 C2PO
69 GFS
70 XUGF
71 XPCK
72 VDD1
73 PCO
74 FILI
TE
L 13942296513
75 FILO
76 CLTV
77 VCTL
78 VPCO
79 AVSS3
80 ASY_O
81 ASY_I
82 BIAS
83 AVDD3
84 RFAC
85 AVDD0
86 IGEN
87 AVSS0
88 RFDC
89 E
90 F
91 B
92 A
93 VC
94 VSS2
95 FRDR
www
96 FFDR
97 TRDR
98 TFDR
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99 SRDR
30
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I/O
— Ground terminal
O R-ch reference voltage output terminal
O R-ch analog audio signal output terminal
— Power supply terminal (+2.8V)
I Input terminal for the test (fixed at "L")
I Input terminal for the test (fixed at "L")
— Ground terminal
O Muting on/off control signal output to the electrical volume
O Not used
I/O Not used
I/O Not used
O Focus OK signal output to the system controller
I/O Not used
I/O Not used
O Not used
O GFS signal output to the system controller
O Not used
O Not used
— Power supply terminal (+2.1V)
O Charge pump output terminal for master PLL
I Filter input terminal for master PLL
O Filter output terminal for master PLL
I VCO1 control voltage input terminal for multiplier
I VCO2 control voltage input terminal for broad-band EFM PLL
O Charge pump output terminal for broad-band EFM PLL
— Ground terminal
O EFM full-swing output terminal
I Asymmetry comparator voltage input terminal
I Asymmetry circuit constant current input terminal
— Power supply terminal (+2.1V)
I EFM signal input from the optical pick-up
— Power supply terminal (+2.1V)
I Stabilized current input terminal
— Ground terminal
I RF signal input from the optical pick-up block
I E signal input from the optical pick-up block
I F signal input from the optical pick-up block
I B signal input from the optical pick-up block
I A signal iuput from the optical pick-up block
I Middle point voltage input terminal Not used
— Ground terminal
O Focus servo drive signal (–) output to the coil/motor drive
O Focus setvo drive signal (+) output to the coil/motor drive
x ao
O Tracking servo drive signal (–) output to the coil/motor drive
y
O Tracking servo drive signal (+) output to the coil/motor drive
i
O Sled servo drive signal (–) output to the coil/motor drive
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8
Description
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