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Laser
Office

Model # LASER XT Official Laser computer

Here are the diagrams and repair parts for Official Laser LASER-XT computer, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 18 parts  |
Caps Key 00-0012-00

#NI

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Caps key

Part #00-0012-00

The manufacturer no longer makes this part, and there's no substitute part

Cable Set 90-2262-05

#NI

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Cable set

Part #90-2262-05

The manufacturer no longer makes this part, and there's no substitute part

Pcb Mother 50-2284-08

#NI

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Pcb mother

Part #50-2284-08

The manufacturer no longer makes this part, and there's no substitute part

Mb W/case 52-2284-15

#NI

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Mb w/case

Part #52-2284-15

The manufacturer no longer makes this part, and there's no substitute part

Lever White 46-222680-3

#NI

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Lever white

Part #46-222680-3

The manufacturer no longer makes this part, and there's no substitute part

Pcb Mother 50-2238-01

#NI

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Pcb mother

Part #50-2238-01

The manufacturer no longer makes this part, and there's no substitute part

Ms Dos-disk 3.3 N/P

#NI

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Ms dos-disk 3.3

Part #N/P

The manufacturer no longer makes this part, and there's no substitute part

Power Pcb 50-2278-00

#NI

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Power pcb

Part #50-2278-00

The manufacturer no longer makes this part, and there's no substitute part

Drive 20 Meg 80-9000-04

#NI

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Drive 20 meg

Part #80-9000-04

The manufacturer no longer makes this part, and there's no substitute part

Kit Disk 80-2340-00

#NI

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Kit disk

Part #80-2340-00

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for water softeners

Choose a symptom to see related water softener repairs.

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Why does my water softener overflow?

Main causes: faulty brine valve assembly, bad rotor valve…

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Why is my softened water salty?

Main causes: clogged drain hose, faulty rotor valve, leaky rotor valve seals…

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Why isn't my water softener using salt?

Main causes: salt bridge inside the salt tank, bad timer, valve motor failure, faulty rotor valve, clogged venturi…

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Why does my water softener leak water?

Main causes: loose water line connections, cracked water-carrying components, bad rotor valve seals…

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Why is there no display on my water softener?

Main causes: lack of electrical power, bad power transformer, faulty timer…

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Why isn't my water softener softening my water?

Main causes: empty salt tank, salt bridge, depleted resin, clogged or damaged venturi, broken rotor position switch, fai…

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Why are water softener resin beads in my water?

Main causes: broken resin tank screen, bad resin tank seals, cracked upper distributor in resin tank…

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Why isn't my water softener meter working?

Main causes: broken water flow meter, faulty timer, water flow to softener is bypassed…

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Repair guides for water softeners

These step-by-step repair guides will help you safely fix what’s broken on your water softener.

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How to replace a water softener venturi

How to replace a water softener venturi

The venturi valve in your water softener draws brine water from the salt tank to the resin tank for regeneration. Follow…

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Repair difficulty
Time required
 15 minutes or less
How to replace a water softener rotor position switch

How to replace a water softener rotor position switch

The rotor position switch detects the position of the valve rotor. If the rotor position switch fails, follow these step…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a water softener timer

How to replace a water softener timer

The timer is the control board you use to program the water softener. If the timer isn’t accepting commands when you pus…

Read more
Repair difficulty
Time required
 15 minutes or less

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What does the Amazon Fire Stick Lite do?

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