NEC SV8500 Operation And Maintenance Manual - page 618
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CHAPTER 5
Operation Procedure for System with PIR
2.3.2
DLKC Card Replacement Procedure
DLKC (PH-PC20) card is located in slot 02 or 03 within the TSWR. The main function is to provide all
the Desk Consoles with information such as termination/answer/release (abandonment) of ATT calls or
BUSY/IDLE status of stations via the link of TSW system. Use the following procedures to replace
DLCK card with a spare.
[Start]
STEP 1
DLKC card to be replaced is in STBY mode?
Check OPE/MB lamp on the DLKC card. When the lamp is off, the card is in STBY mode.
EMA
EXB0
EXB1
CPU0
CPU1
IMG 0
TSW I/O BUS
TSW I/O BUS
TSW 00
GT 0
GT 1
TSW 10
TSW 01
TSW 11
TSW 02
TSW 12
TSW 03
TSW 13
DLKC 1
DLKC 0
PLO 1
PLO 0
PCM H
W
PM BU
S
PCM H
W
PM BU
S
PCM H
W
PM BU
S
PCM H
W
PM BU
S
MUX
MUX
MUX
MUX
Line/Trunk PM
IMG 1
PCM H
W
PM BU
S
PCM H
W
PM BU
S
PCM H
W
PM BU
S
PCM H
W
PM BU
S
MUX
MUX
MUX
MUX
Line/Trunk PM
IMG 2
PCM H
W
PM BU
S
PCM H
W
PM BU
S
PCM H
W
PM BU
S
PCM H
W
PM BU
S
MUX
MUX
MUX
MUX
Line/Trunk PM
IMG 3
PCM H
W
PM BU
S
PCM H
W
PM BU
S
PCM H
W
PM BU
S
PCM H
W
PM BU
S
MUX
MUX
MUX
MUX
Line/Trunk PM
[PIR]
[SV8500 Server]
[TSWR]
Improper key operations may result in a system down. Operate the key with extreme care.
WARNING