Hitachi GR2000 Series Installation Manual page 63

FAN3
FAN1
RS-232C
connector
(for AUX)
None in
case of
RMB-CPU
FAN2
Figure 2-10 Rear View of GR2000-10H with DC Input
GR2K-GA-1002
Rev 6.03
FAN0
Placement of RM-CPU and RP
boards, and power supply units:
DC-DC DC-DC
RM- RP RP RP
3 1 CPU
4 3
1
DC-DC DC-DC
2 0
Placement of fans in fan tray (top view):
(front) (front)
Fan 2 Fan 4
(power) (main)
Fan 1 Fan 3
(power) (main)
(rear) (rear)
FAN3 FAN1
Upper fan tray
Product Overview
RP RP RM-
CPU
2 1 0
0
(front) (front)
Fan 2 Fan 4
(power) (main)
Fan 1 Fan 3
(power) (main)
(rear) (rear)
FAN2 FAN0
Lower fan tray
2-7