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9. RACK MOUNTING
• When mounting one WT-4800 unit, use an optional mounting kit MB-WT1.
WT-4800
Rack mounting screw
(supplied with MB-WT1)
MB-WT1 (optional)
Fiber washer
(supplied with MB-WT1)
Mounting box
(supplied with MB-WT1)
Connector
(supplied with MB-WT1)
Rack
MB-WT2 (optional)
Fiber washer
(supplied with MB-WT2)
Rack mounting screw
(supplied with MB-WT2)
WT-4800
WT-4800
Rack
Connector
(supplied with MB-WT2)
• When mounting two WT-4800 units, use an optional mounting kit MB-WT2.
10. FIRMWARE VERSION
Step 1. Press the Menu/Enter key for over a second to place the unit in setting mode.
Step 2. Select the setting item of "INDEX." (Different setting items are displayed on the screen each time the
Menu/Enter key is pressed. Pressing the Menu/Enter key causes the display to cycle through the
setting items in rapid sequence.)
Step 3. Press the Indication selector key to display the firmware version.
Step 4. Press the Menu/Enter key to exit the firmware display mode.
