Hitachi GR2000 Series Installation Manual page 83

FAN3
RS-232C
connector
(for AUX)
DC-DC
power
supply
unit x 6
FAN2
Mounting position of DC-DC power supply unit:
Figure 2-38 Rear View of GR2000-20H with AC Input
GR2K-GA-1002
Rev 6.03
FAN1
FAN0
POW POW POW POW
5 4 3 2
Mounting position of RM-CPU and
RP board:
RP RP RP RP RP
9 8 7 6 5
Placement of fans in fan tray (top view):
(front)
Fan 2
(power)
Fan 1
(power)
(rear)
POW POW
FAN3
1 0
Upper fan tray
Product Overview
RM- RP RP RP RP
RM-
CPU
CPU
4 3 2 1
1
0
(front) (front) (front)
Fan 4 Fan 2 Fan 4
(main) (power) (main)
Fan 3 Fan 1 Fan 3
(main) (power) (main)
(rear) (rear) (rear)
FAN1 FAN2 FAN0
Lower fan tray
RP
0
2-27