Specifications Of 9-Pin D-Sub Connector On Console (Rs232C) Port - Hitachi GR2000 Series Installation Manual

Table 3-8
Name of switch Switch or LED
and LED
ACCESS 1 LED: Green
LINK/ACT LED: Green
LINE ERR LED: Yellow
T/R LED: Green
LAMP TEST Switch
(Non-lock)
RESET Switch
(Non-lock)
EMA SUPRESS Switch (Lock)
(GR2000-4S)
RM CHANGE Switch
(GR2000-4S)
Table 3-9
Pin No.
7
8
6
4
1
9
5
3
2
GR2K-GA-1002
Rev. 6.03
RM-IO switch and function of LED indications
Status
Shows the state of
MC card being
one.
Shows the ring
state of RM
Ethernet
connection port.
Shows the fault
occurrence in the
RM Ethernet
connection port.
Shows the
contents of data
transmission and
reception of the
RM Ethernet
connection port.
Lamp test
Stops the function
of the system
switching circuit.
Stops the function
of the system
switching circuit.

Specifications of 9-pin D-sub Connector on CONSOLE (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
Blinking: MC card one being accessed. (Memory card
take-out is prohibited.)
Extinguished: MC card one being idle. (Memory card may
be put in or taken out.)
Green: Ring pulse being established.
Yellow: Line fault detection.
Conditions of transmission and reception signals.
Press: LED's on all the boards are lit.
Reset
Suppresses the operation/standby system switching circuit
of the duplicated basic control mechanism. Do not turn
this switch on during normal operation. If the switch for the
operation system is turned on, EMA SUPPRESS LED's in
both systems are lit yellow. If the switch for the standby
system is turned on, only the EMA SUPPRESS LED in the
standby systems is lit yellow. Even if either switch is
turned on, the system switching is suppressed.
Press: The operation/standby of the duplicated basic
control mechanism is changed over.
Component Details
3-13