Sony MDS-M9, Руководство по обслуживанию

Страница: 32 / 50

— 54 —
I/O Function Pin Name
Pin No.
48
49
50
51
52
53
54
55
56
57
58
59, 60
61
62
63
64
65
66
67
68
69
70
71, 72
73
74
75
76
77
78
79
80
—
SCLK
SWDT
SRDT
—
FLCLK
FLDATA
FLCS
—
TEST 0
TEST 1
—
AFAST
SLOW
LDON
PIT/GRV
FOK
MON
LOCK
WRPWR
DIG RST
DA RST
SCMD 1, SCMD 0
MOD
REC/PB
WR/MN
SCTX
XLATCH
DALAT
DF MUTE
AMUTE
I
O
O
I
I
O
O
O
I
I
O
I
I
I
O
I
I
I
O
O
O
O
O
O
O
O
O
O
O
O
O
Not used in this unit (Fixed at “L”)
Clock signal output to the serial bus
Write data signal output to the serial bus
Read data signal input from the serial bus
Not used in this unit (Fixed at “L”)
Reset signal output to CXD2536R (IC221)
Not used in this unit (Fixed at “L”)
Laser ON/OFF control output. “H”: Laser ON.
Pit/groove detection input. “H” is input for the playback-only disc or TOC area.
Not used in this unit. (Fixed at “L”)
FOK signal input from CXD2535BR (IC121)
“H” is input when focusing.
Not used in this unit. (Pull down when input.)
Not used in this unit. (Pull down when output.)
Laser power switching signal output to the optical block and CXD2535BR (IC121)
Reset signal output to CXD1981AR (IC101) and CXD2535BR (IC121) and motor driver
(IC151). Reset: “L”.
Reset signal output to the D/A converter (IC341), A/D converter (IC301). Reset: “L”.
Serial command control mode output to CXD2536R (IC221)
Record/playback switching signal output to CXD2535BR (IC121). Recording: “H”, play-
back: “L”.
Write/monitor mode switching signal output to CXD2536R (IC221)
Write data transfer timing output to CXD2536R (IC221)
Also serves as ON/OFF output of the magnetic head.
Latch signal output to the serial bus
Latch signal output to the D/A converter (IC341).
Not used in this unit (Fixed at “L”)
Line out muting output
0.5S
2S
Laser modulation switching signal output
Playback power: “L”, stop: “H”.
Recording power: