---
title: "QL Failure Modes"
type: "article"
slug: "ql-failure-modes"
url: "http://localhost/article/ql-failure-modes/"
markdown_url: "http://localhost/article/ql-failure-modes.md"
published_at: "2026-02-10T09:41:36+00:00"
modified_at: "2026-02-10T09:41:36+00:00"
featured_image:
  url: "http://localhost/wp-content/uploads/2022/04/20230809-041332.jpg"
excerpt: "The following info. concerning possible failure modes of QL computers was gathered after talking with experienced users and QL dealers. The QL uses some custom CMOS chips which are static sensitive, and can be destroyed easily."
category:
  - name: "LISTing Newsletter"
    slug: "listing-newsletter"
    taxonomy: "category"
    url: "http://localhost/category/periodicals/listing-newsletter/"
post_tag:
  - name: "QL"
    slug: "ql"
    taxonomy: "post_tag"
    url: "http://localhost/tag/ql/"
model:
  - name: "Sinclair QL"
    slug: "sinclair-ql"
    taxonomy: "model"
    url: "http://localhost/model/sinclair-ql/"
indiv:
  - name: "Nazir A. Pashtoon"
    slug: "nazir-a-pashtoon"
    taxonomy: "indiv"
    url: "http://localhost/indiv/nazir-a-pashtoon/"
publication_r:
  id: 38992
  title: "LISTing Newsletter"
  type: "periodical"
  url: "http://localhost/periodical/listing-newsletter/"
authors_r:
  - name: "Nazir A. Pashtoon"
    slug: "nazir-a-pashtoon"
    taxonomy: "indiv"
    url: "http://localhost/indiv/nazir-a-pashtoon/"
issues_articles:
  - id: 40158
    title: "LISTing Newsletter January – February 1987"
    type: "issue"
    url: "http://localhost/issue/listing-newsletter-january-february-1987/"
pages: "3"
pubdate: "January -February 1987"
archive_link: false
---

# QL Failure Modes

The following info. concerning possible failure modes of QL computers was gathered after talking with experienced users and QL dealers. The QL uses some custom CMOS chips which are static sensitive, and can be destroyed easily.