Main Section - Sony CDJ-500 Service Manual

Cd-rom changer
Table of Contents

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CDJ-500
– MAIN SECTION –
TIN
TOUT
XEJECT
C
CHUCK
U CHK
D ID0
(Page
D ID1
D ID2
55)
SCSI INTERFACE
18
20
SD0
SCSI DATA BUS
DB0-DB7
22
SD7
25
27
DBP
28
XSDP
ATN
29
XATN
B
SCSI
BSY
30
XBSY
CONTROL
32
ACK
BUS
XACK
RST
33
XRST
(Page
MSG
34
XMSG
55)
SEL
35
XSEL
C/D
37
XCD
REQ
38
XREQ
I/O
39
XIO
IC606
RESET
44 RESET
IC608
SW602
X602
5V
48 CLK
40MHz
47 XCS
IC606
LEVEL SHIFT
Q51
DISC
TABLE SENSOR1-3
T.SENS1-3
SENSOR
IC51-53
D.SENS
S51
UP
IC609
CHUCK
SWITCH
S52
55
DOWN
PAD0
58
AD0-7
PAD7
60
63
49
A0
50
52
A3
53
XINT
42
XWR
45
46
XRD
IC605
ADDRESS DECODER
A17
7 Y7
A
1
A18
B
2
A19
C
3
!∞
CE
Y0
15
CE
Y1
14
IC602
CPU
TIN
79
P30
TO2
3
TOUT
80
P31
TO0
5
XEJECT
1
P32
CHUCK
PWM1
48
2
P33
U CHK
4
P35
PWM0
47
D ID0
15
P00
D ID1
16
P01
D ID2
17
P02
D.SENS
59
ANI3
T.SENS1
76
T.SENS1
T.SENS2
75
T.SENS2
P14
51
T.SENS3
74
T.SENS3
P15
52
53 P16
54 P17
43
AD0
36
AD7
24
A8
P00
12
P01
13
26
A15
P02
14
28
A17
P76
62
34
A19
P75
61
P77
63
72 INTP0
P06
18
DOOR M SENS
22 XWR
P26
77
XC LED
23 XRD
P12
49
DOOR SENS
P22
73
S703-705
XO KEY
KEY SW
P72
58
XL KEY
(OPEN)
P71
57
(REW)
XR KEY
P70
56
(RF)
7 XRESET
44 ASTB
DATA BUS
ADDRESS BUS
IC604
D LATCH
2
D1
Q1
12
9
D8
Q8
19
11 STB
56
56
IC603
MOTOR DRIVE
3 RIN
OUT+
8
M61
M
LOADING MOTOR
2 FIN
OUT–
9
16 RIN
OUT–
10
M62
M
TABLE MOTOR
17 FIN
OUT+
11
IC601
MOTOR DRIVE
4 FIN
OUT1
1
M005
M
DOOR MOTOR
5 RIN
OUT2
7
VCC BUFFER
VREF
6
12V
Q601
S706, 707
D ID0
SWITCH
D ID1
D ID2
C ID0
F_RECOV
C ID1
MODE1
PRITY
C ID2
MODE2
PARITY
MODE2
D701
S ID0-2
MODE1
POWER
D ID0-2
MODE0
MIS
F RECOV
TERM
+5V
D701
BUSY (DRIVE)
LED SW
Q701
IC607
FLASH MEMORY
XC LED
2 A16
+5V
2
DOOR SENS
12
S702
A0
DOOR SENS
23
A15
DOOR M SENS
S701
25
DOOR MOTOR
SENS
WE
31
29
!∞
CE
22
13
OE
24
15
D0
17
D7
21
IC610
S-RAM
1
21
A0
23
A14
CE
20
26
OE
22
11
WE
27
13
D0
15
D7
19
D
(Page 55)
F
BUSY
(Page 55)

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