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Hitachi Gigabit Router GR2000-B Series Installation Guide
1.4
Basic Control Unit for GR2000-BH
The BCU for the GR2000-BH (BCU-BH) has the following specifications:
Two memory card slots
Four memory slots (standard: 256 MB x 2; maximum 256 MB x 4)
One CONSOLE (RS-232C) port
One CONSOLE (10BASE-T/100BASE-TX) port
(1) Outer Appearance
Figure 1-26 shows the front panel of the BCU, and its connectors and indicators.
Memory Card Slot 1
(MEM CARD 1)
Attachment Screw
and Handle
14
Figure 1-26 GR2000-BH BCU-BH Front Panel
(2) Connectors
See Chapter 3 for cable information for this unit.
(3) Indicators and Switches
Each indicator and switch number shown in Figure 1-26 corresponds to a numbered
item in Table 1-12.
Table 1-12 GR2000-BH BCU-BH Front Panel Indicators and Switches
Indicator
No. Name
Color
1
RESET
SW
2
T/R
Green
3
LINK/ACT
Green/
LINE ERR
Yellow
4
STATUS
7-Segment:
CODE
Green (2
Digits)
1-28
Memory Card Slot 0
(MEM CARD 0)
13
12
11
10
Purpose
Manual reset
Shows the condition of
CONSOLE (10BASE-T/
100BASE-TX).
Shows the condition
code of the unit.
Decimal/double digits.
CONSOLE Port
(RS-232C)
9 8 7
6 5
4
Description
Reset switch (not locked).
ON: Packets are being sent/received.(Note 2)
ON: Link is working (see Note 1)
ON: Line failure detected.
ON: Shows the status code (00- 99) of the unit. Display
differs depending on status of POST LED.
OFF: Status not shown or unit power is OFF
CONSOLE Port
(10BASE-T/100BASE-TX)
Attachment Screw
and Handle
3
2
1
GR2K-GA-0007
Rev. 5.00
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