Sony MZ-E800 Service Manual page 32

Pin No. Pin Name
A03, A04, A02,
47 to 52
A05, A01, A06
53 VDIO1
54 VSIO1
A00, A07, A10,
55 to 59
A08, A09
60 XRAS
61 IXOE
62 IXWE
63 XCAS
64 to 67 D1, D2, D0, D3
68 VDC3
69 VSC3
70 A11
71 XOE
72 XWE
73 MVCI
74 ASYO
75 ASYI
76 AVD1
77 BIAS
78 RFI
79 AVS1
80 PCO
81 FILI
82 FILO
83 CLTV
84 PEAK
85 BOTM
86 ABCD
87 FE
88 AUX1
89 VC
90 ADIO
91 ADRT
92 AVD2
93 AVS2
94 ADRB
95 SE
96 TE
97 DCHG
98 APC
99 ADFG
100 VDIO2
101 VSIO2
102 F0CNT
I/O
O Address signal output to the external D-RAM Not used (open)
— Power supply terminal (+2.4V) (for I/O cell)
— Ground terminal (for I/O cell)
O Address signal output to the external D-RAM Not used (open)
O Row address strobe signal output to the external D-RAM "L" active Not used (open)
O Output enable signal output terminal "L" active Not used (open)
O Data write enable signal output terminal "L" active Not used (open)
O Column address strobe signal output to the external D-RAM "L" active Not used (open)
I/O Two-way data bus with the external D-RAM Not used (open)
— Power supply terminal (+1.7V) (for internal logic)
— Ground terminal (for internal logic)
O Address signal output to the external D-RAM Not used (open)
O Output enable signal output to the external D-RAM "L" active Not used (open)
O Data write enable signal output to the external D-RAM "L" active Not used (open)
I Digital in PLL oscillation input from the external VCO Not used (fixed at "L")
O Playback EFM full-swing output terminal
I Playback EFM asymmetry comparator voltage input terminal
— Power supply terminal (+2.4V) (analog system)
I Playback EFM asymmetry circuit constant current input terminal
I Playback EFM RF signal input from the SN761056CDBT (IC501)
— Ground terminal (analog system)
O Phase comparison output for master clock of the recording/playback EFM master PLL
I Filter input for master clock of the recording/playback EFM master PLL
O Filter output for master clock of the recording/playback EFM master PLL
I Internal VCO control voltage input of the recording/playback EFM master PLL
I Light amount signal (RF/ABCD) peak hold input from the SN761056CDBT (IC501)
I Light amount signal (RF/ABCD) bottom hold input from the SN761056CDBT (IC501)
I Light amount signal input from the SN761056CDBT (IC501)
I Focus error signal input from the SN761056CDBT (IC501)
I Auxiliary signal input terminal Not used (fixed at "H")
I Middle point voltage (+1.2V) input terminal
O Monitor output of the A/D converter input signal Not used (open)
I A/D converter operational range upper limit voltage input terminal (fixed at "H" in this set)
— Power supply terminal (+2.4V) (analog system)
— Ground terminal (analog system)
I A/D converter operational range lower limit voltage input terminal (fixed at "L" in this set)
I Sled error signal input terminal Not used (fixed at "L")
I Tracking error signal input from the SN761056CDBT (IC501)
I Connected to the +2.4V power supply
I Error signal input for the laser automatic power control Not used (fixed at "H")
ADIP duplex FM signal (22.05 kHz ± 1 kHz) input from the SN761056CDBT (IC501)
I
— Power supply terminal (+2.2V) (for I/O cell)
— Ground terminal (for I/O cell)
O Center frequency control signal output terminal of internal circuit filter Not used (open)
Description
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