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2-14
Table 2-3. PN1 and PN2 pin count name list
PIN Name
Significance of signal
PIN 1
VCC (+5VDC)
PIN 2
No connection
PIN 3
Power LED (-)
PIN 4
Keyboard inhibit Signal
PIN 5
Ground
PN1
PIN6
No connection
PIN 7
VCC (+5VDC)
PIN 8
HDD LED (-)
PIN 9
No connection
PIN 10 5VSB
PIN 11 Power On/Off
PIN 12 No connection
PIN 13 Ground
PIN 14 Suspend signal
Let's now look at the I/O connectors that the WB6 uses, and what their functions are.
FDC1 Connector
to the floppy disk drives. In general, people only install one floppy disk drive on their
computer system.
WB6
PIN Name
Significance of signal
PIN 1
Ground
PIN 2
Reset input
PIN 3
No connection
PIN 4
VCC (+5VDC)
PIN 5
Ground
PN2
PIN6
Ground
PIN 7
Speaker Signal
PIN 8
No connection
PIN 9
VCC (+5VDC)
PIN 10 Suspend LED (-)
PIN 11 No connection
PIN 12 No connection
PIN 13 No connection
PIN 14 No connection
This 34-pin connector is called the "floppy
disk drive connector". You can connect a
360K, 5.25", 1.2M, 5.25", 720K, 3.5'',
1.44M, 3.5" or 2.88M, 3.5" floppy disk
drive.
A floppy disk drive ribbon cable has 34
wires and two connectors to provide for the
connection of two floppy disk drives. After
connecting the single end to the FDC1,
connect the two connectors on the other end
Chapter2
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