P
RODUCT
M
ANUAL
D
EKO
4078SD
M
ULTI
-C
HANNEL
S
IGNAL
B
OOSTER
D
EKOLINK
W
IRELESS
L
TD
.
P/N
300SC30031
Rev. 1.2
Proprietary Data
Page 15
1.4.3 P
OWER
S
UPPLY
I
NTERFACES
The power supply feeds the power DIRECTLY to the Main unit and is provided with 1
to 3 installed (power) modules (for redundancy) which are preconfigured according
to the installation.
The figure below shows the Power Supply rear panel.
The figure below shows the Power Supply rear panel. Note that the dipswitches are
factory set according to the installation and should not be modified. The DB25 J1
connector is connected to the +V DC and –V DC (Ret) connectors from which
power is distributed to the Main unit.
Figure 6. Power Supply Rear Panel
1.4.3.1 Rear
Panel
The Power Supply rear panel connectors are accessed from the rear of the cabinet.
The following table provides a description of the rear panel connectors.
C
ONNECTOR
D
ESCRIPTION
J1
25-pin connector. Output power.
If not already connected, the supplied accessory cable
should be connected to +V DC and –V DC Ret
.
AC Main
110/220 AC power connections corresponding to the power
units. Each connector corresponds to the parallel internal power
supply module.
+V DC and
-V DC (Ret)
Connections to the Main unit
SW1 Not
Applicable.
1.4.3.2 Front
Panel
The Power Supply front panel contains the unit fans and three status LEDs.
Figure 7. Power Supply Front Panel
P
OWER
S
UPPLY
LED
D
ESCRIPTION
DC
OK
G
REEN
–
N
ORMAL OPERATION
DC
F
AIL
R
ED
-
M
ALFUNCTION
AC
OK
G
REEN
–
N
ORMAL
O
PERATION
Status
LEDs
DB25 J1
Factory set
Dipswitches –
do not modify!
+V DC
-V DC (Ret)
To AC outlet(s)