Hewlett-Packard HP-71B Handheld Computer Calculator

Vintage Hewlett-Packard HP-71B handheld computer in clean cosmetic condition with its fitted HP carrying case.

The calculator powers on and the LCD display is active. However, it remains stuck in a repeating test or diagnostic loop and does not proceed to normal operation. No further functionality has been confirmed.

Because of this issue, the unit is being sold for repair, restoration, parts, or collection.

Condition

Clean overall cosmetic condition
Light wear consistent with age and normal handling
Keyboard and exterior appear well preserved
LCD powers on and displays characters
Unit remains stuck in a repeating test loop
Normal calculator and computer functions have not been confirmed
Sold as-is for repair or parts

Included

Hewlett-Packard HP-71B handheld computer
HP zippered carrying case
Only the items shown are included

Batteries, manuals, cables, memory modules, and other accessories are not included unless shown in the photos.

About the HP-71B

The HP-71B is a vintage programmable handheld computer featuring a full alphanumeric keyboard and BASIC programming capability. It is sought after by collectors of Hewlett-Packard calculators, early portable computers, and scientific computing equipment.

Important Disclosure

Although the calculator powers on, it is not operating normally and remains stuck in a self-test or diagnostic loop. The extent of any required repair is unknown. No attempt has been made to open, modify, or repair the unit.

Please review all photos carefully for the exact cosmetic condition and everything included.

HP 71B Vintage Handheld Computer Calculator w/ Case Powers On Test Loop

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