Led Functions - Citizen CT-S251 User Manual

LED Functions

The tables below explain how to interpret LED indications.
1
1. Wired LAN transmission speed
Transmission speed
100Mbps
10Mbps/Not connected
2. Wired LAN connection/transmission status
Connection status
Connected
Not connected
Data transmission in
progress
3. Wired/Wireless LAN status
Connection status
No printer connection
Printer No network
connection connection
Connected by
wired LAN
Wired LAN
operation
Connected by
wireless LAN
Wireless LAN
operation
*
Resource error
System error
Note:
*: Only when using wireless LAN
2 3
Ethernet
LED (green)
Lit
Unlit
LED (yellow)
Lit
Unlit
Flashing
LED (green)
Unlit
Lit
Lit
Lit
Flashing
(2-second cycle)
*
Flashing
(2-second cycle)
Alternate flashing (1-second
cycle)
Alternate flashing (0.2-second
cycle)
1
LED (red)
— Board is not connected with a printer.
Unlit Board is connected with a printer.
Flashing Getting an IP address from the DHCP
(1-second cycle) server over wired LAN.
Lit Network operation being performed over
wired LAN.
Flashing Connecting to an access point or getting
(1-second cycle) an IP address from the DHCP server over
wireless LAN.
Lit Network operation being performed over
wireless LAN.
Board is unable to operate normally.
Board is unable to operate normally.
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2 3
Wireless LAN
Description