NEC SV8500, Руководство по эксплуатации и обслуживанию

Страница: 124 / 975

– 77 –
CHAPTER 2 Operations of SV8500 Server
6.3 EMA SUB Card Replacement Procedure
This card is used for system having PIR only. EMA SUB (EMA SUB-A/EMA SUB-B)
cards are mounted on the rear side of SV8500 server. The main functions of the card are
as follows:
•
EMA SUB-A: Collects the alarm information from PIRs.
• EMA SUB-A: Internal/External Music-On-Hold (for 1-IMG system)
• EMA SUB-B: Collects the alarm information from TSWR and other frames.
[Start]
STEP 1 Set “SW00-1 [MB (SUB)]” on the front panel of EMA card to “ON (Upward)”.
STEP 2 Disconnect the cables from the connector of the EMA SUB card.
STEP 3 Loosen the screws on the EMA SUB card.
STEP 4 Remove the EMA SUB card.
STEP 5 Attach the new EMA SUB card.
STEP 6 Insert the cable to the connector.
STEP 7 Set SW00-1 [MB (SUB)] on the front panel of EMA card to “OFF (Downward)”.
[End]
ATTENTION
Contents
Static Sensitive
Handling
Precautions Required
EMA SUB-A
SV8500 Server (rear)
EMA SUB-B
(for 4-IMG only)