Home > Projects / Repairs, Today, Various > Texas Instruments TI-99/4a Repair

Texas Instruments TI-99/4a Repair

September 9th, 2019 Leave a comment Go to comments
Texas Instruments TI-99-4a Repair (2019)

Texas Instruments TI-99/4a Repair.

Defects:

  • Black Screen and deafening sound in background.
  • Garbage Boot Screen.

Replaced parts:

  • 1 x SIGNETICS C2E011 ROM (U610)
  • 1 x TMS4116-15 RAM (U106)

Gallery of the repair:

Categories: Projects / Repairs, Today, Various
  1. No comments yet.
CAPTCHA
*


4 − = three