User Manual

AS4000 Operations and Maintenance
Section
605-0000-431
6
. Issue 1.6. Date3/2/99
DLP-023
Page 54 of 60 © Copyright Airspan Communications Corporation 1999
together, then connect the red lead to the +ve terminal and the black lead to the -ve
terminal.
9. Plug the PSU into the AC supply.
TB2
TB1
SW2
RESET
SW1
INIT
SW3
BATT-EN
TAMP
BATT
D9
D8
1 2 3 4 5 6 7 8
1 2a 2b 3
Fuse 2
1
2
3
ST
MON
1
2
3
0V
AGC
PC
PLEASE ENSURE BATTERIES
ARE FITTED WITH
TERMINALS FACING UPWARDS
Batteries
AC-DC
PSU and
Battery
Charger
Optional
Plug-in
H8 Board
2 pin IEC AC power inlet
CRU and NTU cable inlets
4 5 6 7
Power OK LED
IDC
Connectors
WAGO
Connectors
Initialisation
LEDs
Figure 8-1. Type 4 AC Power Supply Unit.
PSU earthing
Note: The PSU is double insulated. It still has a 3-pin IEC socket and therefore uses a 3-wire
cable and mains plug. There is no earth wire connected to the IEC socket inside the unit. The
functional earth for hazardous voltage test should be connected to TB1 terminal 2.
STOP. THIS PROCEDURE HAS BEEN COMPLETED.