Led Indications - Hitachi EH-150 Applications Manual

4.2

LED indications

Figure 4.1 shows out view of the LED cover.
Table 4.3 shows LED indications.
Name
POW
Slow Blinking The module detected an error.
STS
WDE
ERR
TX1
RX1
TSK
IER
TX2
RX2
OP1 to 6
*1: Regarding details, refer to 4.2.1 "STS LED"
*2: When the power activation, STS LED turns on or fast blinking. If I/O assignment on CPU is done
correctly, STS LED's fast blinking changes to lighting after reset process. If I/O assignment on CPU is
not done, STS LED keeps fast blinking.
POW
TX1
TX2
OP3
ETHERNET
Figure 4.1
Table 4.3
Indication
ON The module is in Normal operation mode.
Blinking The module is in Utility mode.
OFF No Power is applied.
ON The module is OK.
Fast Blinking The module is in resetting process.
OFF No Power is applied.
ON The module detected Watchdog timer error.
OFF The system software is running properly.
ON The module detected communication error.
OFF The module does not detect communication error.
ON The module is sending data in Ethernet port.
OFF The module is not sending data in Ethernet port.
ON The module is receiving data in Ethernet port.
OFF The module is not receiving data in Ethernet port.
ON At least one of task code port is opened. (TCP/IP only)
OFF None of task code port is opened.
ON The module detected parameter error.
OFF The module does not detect parameter error.
OFF Unused.
OFF Unused.
ON ASR port No.1 to 6 is opened.
OFF ASR port No.1 to 6 is closed.
STS WDE ERR
RX1 TSK IER
RX2 OP1
OP2
OP4 OP5
OP6
EH-ETH2
Out view of the LED cover
LED indications
Description
(*1)
(*2)
4-3
Chapter.4 System equipment