Rm-Cpu Switch And Function Of Led Indications; Specifications Of 9-Pin D-Sub Connector On Aux (Rs232C) Port - Hitachi GR2000 Series Installation Manual

Switch and LED indication
Table 3-6
Name of switch Switch or LED
and LED
STATUS LED: Green/
Yellow/ Red
ACTIVE LED: Green
POWER LED: Green
READY LED: Green
ERROR LED: Yellow
ALARM LED: Red
LAMP TEST Switch
(Non-Lock)
Table 3-7
Pin No.
7
8
6
4
1
9
5
3
2
GR2K-GA-1002
Rev. 6.03

RM-CPU switch and function of LED indications

Status
Shows the
operating
condition of RM.
Shows the
operating/standby
condition of
duplicated basic
control
mechanism.
Shows the state of
power supply
turned on or off.
Shows the
operable condition
of the device.
Shows partial fault
in the device.
Shows
occurrence of fault
in the device.
LED test

Specifications of 9-pin D-sub Connector on AUX (RS232C) Port

Specifications
Request to send (RS) output
Clear to send (CS) input
Data set ready (DR) input
Data terminal ready (ER) output
Carrier detect of data channel receive (CD) input
Called indicator (CI) input
Signal ground or common line (SG)
Send data (SD) output
Receive data (RD) input
Content
Green: Operable operation
Yellow : Blocking and the board replaceable state.
Green blinking: Under preparation (Program being
loaded.)
Red: Fault or shutdown
Extinguished: Operation not possible (Including the device
power supply being turned off)
Green: Shows the state of operation. (Lights up
continuously when not duplicated.)
Extinguished: Shows the standby state. (Including the
device power supply being turned off.)
Green: Voltages of 5V and 3.3V of RMP are normal.
Extinguished: Voltages of 5V and 3.3V of RMP are not the
specified voltage.
(Fault in power supply unit or RMP board, or power supply
switch in device is turned off, or AC power is not fed.)
Green blinking: Operable operation
Extinguished: Operation not possible (Including the device
power supply being turned off)
Yellow: Partial fault has been developed in the device.
Extinguished: Occurrence of partial fault is not detected.
(Including the device power supply being turned off.
Red blinking: Partial fault has occurred in the device.
Extinguished: Operation possible. (Including the device
power supply being turned off.
Press: LED's on all the boards are lit.
Component Details
3-9