Sony D-NE800, Service Manual

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26
D-NE800
Pin No. Pin Name I/O Description
53, 54 AVSS1, AVSS2 —
Ground terminal (analog system)
55 VREFR O
R-ch reference voltage output terminal
56 AOUT2 O R-ch analog audio signal output
57 AVDD2 — Power supply terminal (analog system)
58 TES1 I Input terminal for the test (normally: fixed at “L”)
59 TEST I Input terminal for the test (normally: fixed at “L”)
60 VSS1 — Ground terminal (digital system)
61 LRMU
O
Muting on/off control signal output to the audio line and the headphone amplifier
“H”: muting on Not used
62 DOUT O Digital audio signal output
63 ATSK I/O Input/output terminal for anti-shock Not used
64 DFCT I/O Defect signal input/output terminal Not used
65 FOK O
Focus OK signal output to the system controller “L”: NG, “H”: OK
66 MIRR I/O Defect signal input/output terminal Not used
67 COUT I/O
Numbers of track counted signal input/output terminal Not used
68
C2PO O C2PO signal output terminal Not used
69 GFS O GFS signal output terminal
70
XUGF O XUGF signal output terminal Not used
71
XPCK O XPCK signal output terminal Not used
72
VDD1 — Power supply terminal (digital system)
73 PCO O
Charge pump output for master PLL
74 FILI I
Filter input for master PLL
75 FILO O
Filter output for master PLL
76 CLTV I VCO1 control voltage input terminal for multiplier
77 VCTL I
VCO2 control voltage input terminal for broad-band EFM PLL
78 VPCO O
Charge pump output terminal for broad-band EFM PLL
79 AVSS3 — Ground terminal (analog system)
80 ASYO O
EFM full-swing output terminal
81 ASYI I
Asymmetry comparator voltage input terminal
82 BIAS I Asymmetry circuit constant current input terminal
83
AVDD3 — Power supply terminal (analog system)
84 RFAC I
EFM signal input from the optical pick-up
85 AVDD0 — Power supply terminal (analog system)
86 IGEN I
Stabilized current input for operational amplifiers
87 AVSS0 —
Ground terminal (analog system)
88 RFDC I
RF signal input from the optical pick-up
89 E I E signal input from the optical pick-up
90 F I
F signal input from the optical pick-up
91 B I
B signal input from the optical pick-up
92 A I A signal input from the optical pick-up
93 VC I
Middle point voltage input terminal Not used
94 VSS3 —
Ground terminal (digital system)
95 FRDR O Focus servo drive signal (–) output to the IC403
96 FFDR O
Focus servo drive signal (+) output to the IC403
97 TRDR O
Tracking servo drive signal (–) output to the IC403
98 TFDR O Tracking servo drive signal (+) output to the IC403
99 SRDR O
Sled servo drive signal (–) output to the IC403
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