On eBay Now...

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
The assembly features a four-digit LED display, numerous toggle switches and push-button controls, status LEDs, Texas Instruments TTL logic ICs, Mallory Sonalert audible alarm, fuse protection, power components, and large multipin connectors.
Panel functions and markings include Monitor Inputs 1–16, Cass Write, Cass Read, Indexed, Run, Cover Lock, Cover Open, Ring, Alarm, Load/Dump, Stop, Start, Fill 1, Fill 2, Rec 1, Rec 2, TT Maint, and Opt/Chk.
Identification:
FSI 2800-series control electronics were used in semiconductor wafer-processing equipment. Exact equipment and model compatibility for this particular 290047-200 panel has not been independently confirmed, so buyers should verify the part number and connections for their application.
Condition: Untested. Shows normal cosmetic wear from age, storage, and previous handling. Components, switches, connectors, and controls appear intact as shown. No further testing has been performed.
Sold as-is and exactly as pictured. Please review all photos carefully for condition, configuration, and compatibility before purchasing.
Terms of Sale
Payment is expected within 3 days of item purchase. Returns are accepted within 30 days on all items except those listed as FOR PARTS/ NOT WORKING. Buyer is responsible for return shipping cost. We strive to deliver the best buyer experience as possible. So, do not hesitate to reach out to us if needed.
Shipping Information
All items are securely packaged and dispatched within 3 business days (Usually next business day). Insurance is included on all items shipped.
Thanks for looking!

FSI 2800 Output Test Panel P/N 290047-200 Rev AX2 Semiconductor Equipment PCB
$679.99
FSI International 290077-400 Rev C PC 2800 CPU Board 900486-008 EPROM
$199.99
FSI 290019-400 Assy PC 2800 Power Supply, PCB, 290019-200, 170109
$125.00
![]()
Popular Tutorials
Alarms and Indicator Circuit diagrams