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CHAPTER 2 Operations of SV8500 Server
STEP 1 Make sure which TSW card is currently placed in ACT mode.
When TSW is active, TSW ACT lamp on the TSW card lights green. When the TSW ACT lamp
is off, the TSW card is in STBY mode.
Figure 2-13 When TSW #0 is ACT side (1-IMG)
STEP 2 Set TSW MBR key upward on the TSW-ACT-TSW card.
STEP 3 Make sure that the TSW ACT lamp starts to light green on the mate TSW card. A few seconds
will be required before this happens.
• active TSW: TSW ACT and MUX ACT lamps go off
• mate TSW: TSW ACT and MUX ACT lamps light green
slot13 slot14
MB
TSW MBR
PLO MBR
PLO ACT
MUX ACT
TSW ACT
MB
TSW MBR
PLO MBR
PLO ACT
MUX ACT
TSW ACT
TSW:ACT
TSW:STBY
Meaning
ON
OFF
The changeover of TSW can be performed only when the mate TSW is in STBY mode. Do
not attempt the changeover, if the mate TSW is closed.
WARNING
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