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CN200E/280E
CNET TECHNOLOGY, INC.
CN200E/280E
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NIC Type
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Ethernet
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Transfer Rate
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10Mbps
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Data Bus
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16-bit ISA
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Topology
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Linear Bus
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Wiring Type
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RG-58/U 50ohm coaxial
AUI transceiver via DB-15 port
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Boot ROM
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Available
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BOOT ROM
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Setting
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JP1
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| »
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Disabled
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Pins 1 & 2 Closed
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Enabled
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Pins 2 & 3 Closed
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WAIT STATE
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Setting
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JP2
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| »
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0 wait states
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Pins 1 & 2 closed
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1 wait state
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Pins 2 & 3 closed
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INTERRUPT REQUEST
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IRQ
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JP3A
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JP3B
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JP3C
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JP3D
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JP3E
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JP3F
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JP3G
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JP3H
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JP3I
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JP3J
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2/9
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Closed
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Open
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Open
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Open
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Open
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Open
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Open
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Open
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Open
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Open
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| »
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3
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Open
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Closed
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Open
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Open
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Open
|
Open
|
Open
|
Open
|
Open
|
Open
|
|
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4
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Open
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Open
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Closed
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Open
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Open
|
Open
|
Open
|
Open
|
Open
|
Open
|
|
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5
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Open
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Open
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Open
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Closed
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Open
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Open
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Open
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Open
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Open
|
Open
|
|
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7
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Open
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Open
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Open
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Open
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Closed
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Open
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Open
|
Open
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Open
|
Open
|
|
|
10
|
Open
|
Open
|
Open
|
Open
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Open
|
Closed
|
Open
|
Open
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Open
|
Open
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|
|
11
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Open
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Open
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Open
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Open
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Open
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Open
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Closed
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Open
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Open
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Open
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12
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Open
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Open
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Open
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Open
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Open
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Open
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Open
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Closed
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Open
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Open
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|
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14
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Open
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Open
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Open
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Open
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Open
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Open
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Open
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Open
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Closed
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Open
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|
|
15
|
Open
|
Open
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Open
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Open
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Open
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Open
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Open
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Open
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Open
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Closed
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ON-BOARD TERMINATOR
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Setting
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JP20
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| »
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Disabled
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Pins 1 & 2 Closed
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Enabled
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Pins 2 & 3 Closed
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Note:If the card is on either end of a linear bus network segment, the onboard terminator may be used instead
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CABLE TYPE
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Type
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JP21A - JP21G
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RG-58A/U 50ohm coaxial
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Pins 1 & 2 Closed
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AUI transceiver via DB-15 port
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Pins 2 & 3 Closed
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BOOT ROM ADDRESS
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Address
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SW1/1
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SW1/2
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SW1/3
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SW1/4
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C0000h
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On
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On
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On
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On
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C4000h
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On
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On
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On
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Off
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| »
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C8000h
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On
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On
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Off
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On
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CC000h
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On
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On
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Off
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Off
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D0000h
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On
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Off
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On
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On
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D4000h
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On
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Off
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On
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Off
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D8000h
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On
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Off
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Off
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On
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DC000h
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On
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Off
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Off
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Off
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I/O BASE ADDRESS
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Address
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SW1/5
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SW1/6
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SW1/7
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SW1/8
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200-2IFh
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On
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On
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On
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On
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220-23Fh
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On
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On
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On
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Off
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240-25Fh
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On
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On
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Off
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On
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280-29Fh
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On
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Off
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On
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On
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2A0-2BFh
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On
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Off
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On
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Off
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2C0-2DFh
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On
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Off
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Off
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On
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| »
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300-31Fh
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Off
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On
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On
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On
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320-33Fh
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Off
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On
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On
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Off
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340-35Fh
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Off
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On
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Off
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On
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360-37Fh
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Off
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On
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Off
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Off
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DIAGNOSTIC LED(S)
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LED
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Color
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Status
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Condition
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LED1
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Red
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Blinking
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Data is being received
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LED1
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Red
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Off
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Data is not being received
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LED2
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Green
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On
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Data is being transmitted
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LED2
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Green
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Off
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Data is not being transmitted
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