11
11
SCD-XB940
2-3.
BLOCK DIAGRAM – MAIN Section (2/2) –
59
117
116
118
115
99
98
103
102
104
109
110
111
108
71
22
23
3
106
107
54
114
57
93
91
92
64
94
105
63
24
8
25
1
6
33
74
57
42
53
54
5
35
4
36
3
16
157
79
156
26
155
28
145
82
144
83
143
84
112
41
6
12
10
65
113
17
125
39
124
40
142
69
135
71
141
66
146 – 148, 149 – 154
13 – 20, 22 – 29
1 – 9, 32 – 40
D0 – 15
A0 – 17
85 – 100
1 – 3, 102 – 109, 111 – 118, 120
D16 – 31
A00 – 19
7 – 10, 13 – 16,
29 – 32, 35 – 38
1 – 5, 18 – 21,
24 – 27, 42 – 44
I/O0 – 15
A0 – 15
126 – 133
HD0 – 7
HA17 – 19, HA0 – 5
63
58
60
39
38
37
62
21
22
20
19
18
17
6
7
40
41
17
22
23
16
32
33
3
6
7
8
10
13
14
15
12
24
21
20
19
18
31
30
9
29
DATA BUS
4
ADDRESS BUS
DATA BUS
ADDRESS BUS
5
(Page 9)
(Page 10)
(Page 10)
(Page 10)
(Page 10)
(Page 12)
(Page 12)
(Page 9)
(Page 9)
(Page 9)
(Page 9)
(Page 9)
(Page 9)
(Page 9)
(Page 9)
(Page 9)
(Page 9)
(Page 10)
(Page 10)
(Page 10)
(Page 10)
(Page 10)
(Page 13)
(Page 13)
(Page 9)
(Page 13)
05
IFSI0, IFSO0, IFSCO, XVIFCS
RSTX
XFRRST
IFBSY
AVDRST
AVDRST
XARPINT
XARPRST
XARPWT
XARPCS
XARPRD
XARPWR
FWON
NORF
DFCT
MUTE
MD2
OCSW2
OCSW1
LDMP/DMP
LDMM/DMM
XSDPINT
XSDPCS
XSDPWR
XSDPRD
XARPWT, XARPRST,
XARPINT
FWON, XARPWR,
XARPRD, XARPCS
MD2, MUTE,
DFCT, NORF
LOCK
SPGAIN
OCSW1, OCSW2
XDRV MUTE
SPDLSTOP
XSDPRST
FCSON
XSDPRD, XSDPWR,
XSDPCS, XSDPINT
MCK
LDMM/DMM,
LDMP/DMP
HD0 – 15
HD8 – 15
HD0 – 15
HD0 – 16
HD0 – 15
HA1 – 16
HA1 – 18
HA0 – 19
HA0 – 5,
HA17 – 19
HA0 – 19
MCK
SDSPRD
SDSPWR
SDPCS
SDPIT
MD2
MUTE
DFCT
NORF
FWON
ARPWR
ARPRD
ARPCS
ARPWT
AVDRST
XIFINT
ARPRST
ARPINT
FCSON
SDPRST
SPDLSTOP
XDRVMUTE
LDMM/DMM
LDMP/DMP
OCSW1
SPGAIN
LOCK
OCSW2
XECS
XEWC
XEBSY
DO
DI
SK
CS
WC
R/B
RST
WAIT
HINT1
HINT3
HRD
HWRH
HWRL
XRAMDE
XRAMWE
RAMLB
RAMUB
CS4
CPUCK
CS1
EXPANDER
IC612
S-RAM
IC609
ROM
IC632
OE
CS
WE
LB
UB
XOE
XCE
HD0 – 15
HA0 – 19
OU0
RSTX
CSOL
SO0
SC0
TRG0
RDY
INT1
INT3
RXD
WR0X
WR1X
CS0X
CS4X
CLK
CS1X
SC2
WD1X
CS0H
RAS1
SC1
SO1
SI1
CS1H
OCPA1
OCPA2
OCPA0
CS7X
CS6X
TRG1
XCE
SHRMUT
SHRLT
SCK1
SOUT1
SIN1
SHRRDY
INIT
LATCH
SHIFT
DATA
MODE
A22
A23
SI2
SO2
SC2
CTS
XDIAGON
SI2
SO2
JIGCLK
CTS
DIAGN
RXD
TXD
SYSTEM
CONTROLLER
IC605
X1
X0
X600
12.5MHz
XCE, SHRMUT, SHRLT
SHRMUT, SHRLT, SCK1,
SOUT1, SIN1, SHRRDY
INIT, LATCH, SHIFT,
DATA, MODE
AMUTEZ
CN600
(FOR CHECK)
EEPROM
IC600
SWITCHING
IC606 (1/3)
SWITCHING
IC606 (2/3)
SWITCHING
IC606 (3/3)
IFSI0
IFSO0
IFSCO
XVIFCS
Summary of Contents for SCD-XB940
Page 5: ...5 SECTION 2 GENERAL This section is extracted from instruction manual ...
Page 6: ...6 ...
Page 7: ...7 ...
Page 10: ...10 TRAY 1 Remove the tray Careful of the claw claw claw ...
Page 17: ...17 17 SCD XB940 4 7 SCHEMATIC DIAGRAM MAIN Board 2 6 Page 16 Page 20 Page 21 Page 18 Page 21 ...
Page 33: ...33 2 IC203 ea EXTAL DISPLAY Board 1 IC201 tk OSCO 4 1 Vp p 484 ns 3 8 Vp p 8 MHz ...
