Specifications

-1.7-
1.4 LED STATUS
The LEDs on the Power Distribution Unit (PDU) operates as follows.
Table 1.1 Status of LEDs
LEDs Status Remarks
AC Green Presence of AC mains
DC Green Presence of DC supply if connected
BATTERY Green
(Blinking)
Presence of DC from reserve battery (During
charging)
DCU OK Green Normal operation of DCU processor (Red: NG)
SYS 1 to 3 Orange No error
When the system diagnostic detects an error, the DCU OK lamp lights in red and SYS 1
to SYS 3 shows error details. See Chapter 3 for error codes.
1.5 COPY OF VDR INFORMATION
VDR information is copied automatically into the removable hard disk (HD) for 12 hours
and is then automatically over-written with new data. Only an authorized personnel can
operate the HD with a key
. Bring the HD with you after an incident if possible.
HD in DPU
The HD is locked to avoid unauthorized access. The key must be used to open the HD
and select the function as below:
Key position Power status Security status
A ON Locked, irremovable
B OFF Locked, irremovable
C OFF Unlocked, removable
Key positions
HD
(behind this cover)