Sony PCM-R500 - Dat Recorder, Руководство по обслуживанию

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Pin No. Pin Name I/O Function
1 SBM-ON O SBM (Super Bit Mapping) ON/OFF select pin (“L”: OFF, “H”: ON)
2 XBAL O Analog input select (“L”: BAL, “H”: UNBAL)
3 OBIT-SEL O Not used.
4, 5 — — Empty pin
6 PRE-EMPH O Not used in this set.
7 AUSO O Digital filter control serial data output pin
8 AUSC O Digital filter control serial clock output pin
9 VCO-EN O DIGITAL IN REC mode only for “H” output.
10 XOPT/COA O Select (“L”: COAXIAL, “H”: OPTICAL)
11 XADLD O A/D digital filter control latch output pin
12 XDALD O D/A digital filter control latch output pin
13 FADE-WE O Not used in this set.
14 FADE-RST O Not used in this set.
15 XANA/DIG O ANALOG/DIGITAL IN select output pin (“L”: ANALOG IN, “H”: DIGITAL IN)
16 XREC/PB O Record/playback select output pin (“L”: REC, “H”: PB)
17 XREPRO O Not used in this set.
18 MIC-ATT O Not used in this set.
19 MIC-ON O Not used in this set.
20 RTC-DT I/O Clock IC serial data input/output pin
21 RTC-SC O Clock IC serial data output pin
22 RTC-CE O Clock IC chip enable output pin
23 — 27 — — Empty pin
28 FS48 O
Fs select output pin
29 FS44 O
30 FS32 O
31 XLM O Line mute output pin (“L”: ON, “H”: OFF)
32 — — Empty pin
33 SLV-MUT O Not used in this set.
34 XSLV-SEL O Not used in this set.
35 — 38 AF3 — AF0 I Pull-up fixed.
39 MP — Connected to Ground.
40 XRST I/O System reset input/output pin (“L”: ACTIVE)
41 VSS — Ground
42 XTAL O Not used.
43 EXTAL I Operating clock input pin (9.408MHz)
44 XDISP-REQ O Pin for communication request output to display controller.
45 — — Not used.
46 XMECH-REQ O Pin for communication request output to mechanism microcomputer.
47 — — Not used.
48 XDISP-ACK I Pin for communication acknowledge input from display controller.
49 DM-DI I Pin for serial data input from another microcomputer.
50 DM-DO O Pin for serial data output to another microcomputer.
51 DM-CK O Pin for serial clock output to another microcomputer.
52 XSBSY I Pin for SBSY input from master DAT-DSP IC.
53 SR-DTI I Pin for serial data input from master DAT-DSP IC.
Pin
@,
Pin
@.
Pin
# /
Fs 48kHz
H
L
L
Fs 44.1kHz
L
H
L
Fs 32kHz
L
L
H
•
DIGITAL BOARD IC501 CXP87540-033Q (Main Microcomputer)
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