JVC XV-521BK Service Manual page 25
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Also See for XV-521BK:
- Instructions manual (52 pages) ,
- Service manual (50 pages) ,
- Service manual (39 pages)
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3.Pin function
Symbol
Pin NO.
1
HDD15
2
HDD0
3
HDD14
4
VDD
5
HDD1
6
HDD13
7
HDD2
8
VSS
9
HDD12
10
VDD
11
HDD3
12
HDD11
13
HDD4
14
HDD10
15
VDD
16
HDD5
17
HDD9
18
VSS
19
HDD6
20
HDD8
21
HDD7
22
VDDH
23
NRESET
24
MASTER
25
NINT0
26
NINT1
27
WAITDOC
28
NMRST
29
DASPST
30
VDD
31
OSCO2
32
OSCI2
33
UATASEL
34
VSS
35
PVSSDRAM
36
PVDDDRAM
37
CPUADR17
38
CPUADR16
39
VSS
40
CPUADR15
41
CPUADR14
42
CPUADR13
43
CPUADR12
44
VDD
45
CPUADR11
I/O
Function
I/O
ATAPI data
I/O
ATAPI data
I/O
ATAPI data
-
Apply 3V
I/O
ATAPI data
I/O
ATAPI data
I/O
ATAPI data
-
GND
I/O
ATAPI data
-
Apply 2.7V
I/O
ATAPI data
I/O
ATAPI data
I/O
ATAPI data
I/O
ATAPI data
-
Apply 3V
I/O
ATAPI data
I/O
ATAPI data
-
GND
I/O
ATAPI data
I/O
ATAPI data
I/O
ATAPI data
I
ATAPI reset
I/O
ATAPI master / slave selection
O
System control interruption 0
O
System control interruption 1
O
System control wait control
O
System control reset (Connect to TP302)
I
DASP signal initializing (VSS connected)
-
Apply 3V
O
OPEN (Connect to TP140)
I
OPEN (Connect to TP303)
I
VSS connected
-
GND
VSS connected
VDD (2.7V) connected
I
System control address
I
System control address
-
GND
I
System control address
I
System control address
I
System control address
I
System control address
-
Apply 2.7V
I
System control address
XV-521BK/523GD/525BK/421BK
1-25
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