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device.
The device surface temperature is high after running;
please don't directly contact to avoid scalding.
【
Rack-mounted
】
Mounting the device
Step 1
Select the device mounting location to ensure
enough size.
Step 2
Place the device on the rack surface plate; adopt 4
screws to mount the right and left mounting lugs on
the rack.
Step 3
Check and confirm the product is mounted firmly on
the rack, mounting ends.
Device disassembling
Step 1
Device powers off.
Step 2
Unscrew the fixed mounting lug screw on the rack.
Step 3
Shift out the device from rack, disassembling ends.
【
Power Supply Connection
】
AC power supply input
The device supports 1-way AC power
supply input. It provides 3-hole socket and AC
power supply switch. Power supply input range:
220VAC
DC power supply input
The rack-mounted device supports 1-way
220VAC power supply input or 1-way -48VDC
power supply input. It provides 3-pin power
supply input terminal blocks. Power supply input range:
-48VDC. Its pin definition is as follows:
Pin NO.
1
2
3
Definition
-48VDC
cathode
FG frame
GND
-48VDC
anode
Note:
Power ON operation: first connect power line to the
connection terminal of device power supply, then power
on.
Power OFF operation: first unpin the power plug, then
remove the power line, please note the operation order
above.
【
DIP Switch Setting
】
The device provides 2 sets of
DIP switches for Ethernet port,
clock modes and loopback test
setting. Its definition is as follows:
Note:
The DIP switch definitions of rack-mounted and
desktop device are different; please refer to the
corresponding setting function.
Rack-mounted
The setting function of SW1 is as follows:
NO. 1 NO. 2 NO. 3
Ethernet port mode setting
OFF OFF OFF 10/100M, full/half duplex self-adaption
OFF ON
OFF 10/100M self-adaption, half duplex
OFF OFF ON
10M, full/half duplex self-adaption
OFF ON
ON
10M, half duplex
ON
OFF OFF 100M, full duplex
ON
ON
OFF 100M, half duplex
ON OFF ON
10M, full duplex
ON ON
ON
10M, half duplex
No. 4
Clock mode setting
OFF This end is set as slave clock
ON
This end is set as master clock
The setting function of SW2 is as follows:
NO. 1 E1 loopback test
enablement
No. 2 E1loopback test type
OFF Turn off loopback test OFF Local loopback
ON
Turn on loopback test ON Remote loopback
No. 3 No. 4
Loopback test E1 channel
selection setting
ON
ON
Select No. 1 E1
OFF ON
Select No. 2 E1
ON
OFF
Select No. 3 E1
OFF OFF
Select No. 4 E1
Desktop
The setting function of SW1 is as follows:
No. 1
E1 loopback test
enablement
No. 2 E1 loopback test type
OFF Turn off loopback test OFF Local loopback
ON
Turn on loopback test ON Remote loopback
No. 3 No. 4
Loopback test E1 channel
selection setting
ON
ON
Select No. 1 E1
ON
OFF
Select No. 2 E1
OFF ON
Select No. 3 E1
OFF OFF
Select No. 4 E1
No. 8
Clock mode setting
OFF Recover clock
ON
Local clock
The setting function of SW2 is as follows:
No. 3 No. 4 No. 5
Ethernet port mode setting
OFF OFF OFF 10/100M, full/half duplex self-adaption
OFF ON
OFF 10/100M self-adaption, half duplex
OFF OFF ON
10M, full/half duplex self-adaption
OFF ON
ON
10M, half duplex
ON
OFF OFF 100M, full duplex
ON
ON
OFF 100M, half duplex
ON OFF ON
10M, full duplex
ON ON
ON
10M, half duplex
【
E1 Port
】
The E1 port of rack-mounted device provides
two connection ways, asymmetrical 75
Ω
BNC port and symmetrical 120
Ω
RJ45 port.
The pin definition of E1 RJ45 is as follows: