Sinclair Spectrum: Difference between revisions

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Line 92: Line 92:
|C25, C28, C44, C47, C50, C65
|C25, C28, C44, C47, C50, C65
|6
|6
|860020372002
|860020372002 / 50YXF22MEFCTA5X11
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860020372002/5728734 Digikey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860020372002?qs=0KOYDY2FL2%2F2t6UrLWFaNA%3D%3D Mouser]
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860020372002/5728734 Digikey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860020372002?qs=0KOYDY2FL2%2F2t6UrLWFaNA%3D%3D Mouser] [https://www.lcsc.com/product-detail/Aluminum-Electrolytic-Capacitors-Leaded_Rubycon-50YXF22MEFCTA5X11_C365695.html LCSC]
|-
|-
|C27, C46
|C27, C46
|2
|2
|860020672005
|860020672005 / 50YXF1MEFCTA5X11
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860020672005/5728796 DigiKey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860020672005?qs=0KOYDY2FL29w5cS8aahRvQ%3D%3D Mouser]
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860020672005/5728796 DigiKey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860020672005?qs=0KOYDY2FL29w5cS8aahRvQ%3D%3D Mouser] [https://www.lcsc.com/product-detail/Aluminum-Electrolytic-Capacitors-Leaded_Rubycon-50YXF1MEFCTA5X11_C432315.html LCSC]
|-
|-
|C44, C45
|C44, C45
|2
|2
|860010372006
|860010372006 / 16PX100MEFC5X11
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860010372006/5728555 DigiKey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860010372006?qs=0KOYDY2FL29Ggp2VaG847w%3D%3D Mouser]
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860010372006/5728555 DigiKey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860010372006?qs=0KOYDY2FL29Ggp2VaG847w%3D%3D Mouser] [https://www.lcsc.com/product-detail/Aluminum-Electrolytic-Capacitors-Leaded_Rubycon-16PX100MEFC5X11_C88753.html LCSC]
|}
{| class="wikitable sortable"
|+Replacement Axial Capacitors
!RefDes
!Qty
!Compatible Part Number
!Order Links
|-
|C25, C28, C44, C47, C50, C65
|6
|MAL213835229E3
|[https://www.digikey.com/en/products/detail/vishay-beyschlag-draloric-bc-components/MAL213835229E3/263102 Digikey] [https://www.mouser.com/ProductDetail/Vishay-BC-Components/MAL213835229E3?qs=cAZGeXF9iMpwMn3iAIn%2Fkg%3D%3D Mouser]
|-
|C27, C46
|2
|105TTA050M
|[https://www.digikey.com/en/products/detail/cornell-dubilier-illinois-capacitor/105TTA050M/5410603 DigiKey] [https://www.mouser.com/ProductDetail/CDE-Illinois-Capacitor/105TTA050M?qs=UG%2F8xqv%2F6WfG1nPz8JgKXw%3D%3D Mouser]
|-
|C44, C45
|2
|107BPA016M
|[https://www.digikey.com/en/products/detail/cornell-dubilier-illinois-capacitor/107BPA016M/5410731 DigiKey] [https://www.mouser.com/ProductDetail/CDE-Illinois-Capacitor/107BPA016M?qs=3tP%252BN51vMXcmVaYjLpsFVA%3D%3D Mouser]
|}
|}
''If parts are not available or different selection is preferred, you can use the values in the [[#Original_Parts|Original Parts]] section to perform a parametric search.''
''If parts are not available or different selection is preferred, you can use the values in the [[#Original_Parts|Original Parts]] section to perform a parametric search.''
Line 109: Line 131:
== Original Parts ==
== Original Parts ==
=== Spectrum motherboard Issue 3 ===
=== Spectrum motherboard Issue 3 ===
[[File:Sinclair spectrum issue 3 capacitors.png|alt=Picture of Sinclair Spectrum issue 2 motherboard showing capacitor positions and values|thumb|Sinclair Spectrum issue 3 motherboard capacitors|409x409px]]
{| class="wikitable sortable"
{| class="wikitable sortable"
|+Capacitor [[Capacitor Specifications|Specifications]] and  [[Part Footprints|Footprint]] Information
|+Capacitor [[Capacitor Specifications|Specifications]] and  [[Part Footprints|Footprint]] Information
Line 118: Line 141:
!Diameter/Size
!Diameter/Size
!Height
!Height
!Lead Spacing
!Temp
!Temp
![https://caps.wiki/wiki/Capacitor_Types Type]
![https://caps.wiki/wiki/Capacitor_Types Type]
Line 124: Line 146:
!Series
!Series
|-
|-
|C25,C28,C34,C47,C50,C65
|6
|22 µF
|25 V
|Axial
|4.8mm
|12 mm
|85 °C
|Aluminum Electrolytic
|Philips
|
|
|-
|C27,C46
|2
|1 µF
|50 V
|Axial
|4.8 mm Dia.
|12 mm
|85 °C
|Aluminum Electrolytic
|Gelec
|
|
|0 µF
|-
|
|C44,C45
|
|2
|
|100 µF
|
|16 V
|
|Axial
|0 °C
|6.5 mm Dia.
|
|16 mm
|85 °C
|Aluminum Electrolytic
|Gelec
|
|
|-
|C74
|1
|4.7  µF
|50 V
|Axial
|4.8 mm Dia.
|12 mm
|85 °C
|Aluminum Electrolytic
|Philips
|
|
|}
|}
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===Spectrum motherboard Issue 3===
===Spectrum motherboard Issue 3===
{| class="wikitable sortable"
{| class="wikitable sortable"
|+Capacitors
|+Replacement Radial Capacitors
!RefDes
!Qty
!Compatible Part Number
!Order Links
|-
|C25, C28, C34, C47, C50, C65
|6
|860010472003 / 50YXF22MEFCTA5X11
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860010472003/5728582 Digikey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860010472003?qs=0KOYDY2FL29m3c71CGm9mg%3D%3D Mouser] [https://www.lcsc.com/product-detail/Aluminum-Electrolytic-Capacitors-Leaded_Rubycon-50YXF22MEFCTA5X11_C365695.html LCSC]
|-
|C27, C46
|2
|860020672005 / 50YXF1MEFCTA5X11
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860020672005/5728796 DigiKey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860020672005?qs=0KOYDY2FL29w5cS8aahRvQ%3D%3D Mouser] [https://www.lcsc.com/product-detail/Aluminum-Electrolytic-Capacitors-Leaded_Rubycon-50YXF1MEFCTA5X11_C432315.html LCSC]
|-
|C44, C45
|2
|860010372006 / 16PX100MEFC5X11
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860010372006/5728555 DigiKey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860010372006?qs=0KOYDY2FL29Ggp2VaG847w%3D%3D Mouser] [https://www.lcsc.com/product-detail/Aluminum-Electrolytic-Capacitors-Leaded_Rubycon-16PX100MEFC5X11_C88753.html LCSC]
|-
|C74
|1
|860020672008 / 50PX4R7MEFC5X11
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860020672008/5728799 DigiKey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860020672008?qs=0KOYDY2FL29ss4NKHUPOsQ%3D%3D Mouser] [https://www.lcsc.com/product-detail/Aluminum-Electrolytic-Capacitors-Leaded_Rubycon-50PX4R7MEFC5X11_C122950.html LCSC]
|}
{| class="wikitable sortable"
|+Replacement Axial Capacitors
!RefDes
!RefDes
!Qty
!Qty
Line 147: Line 231:
!Order Links
!Order Links
|-
|-
|
|C25, C28, C34, C47, C50, C65
|
|6
|
|MAL203036229E3
|[https://www.digikey.com/ Digikey]
|[https://www.digikey.com/en/products/detail/vishay-beyschlag-draloric-bc-components/MAL203036229E3/5632198 Digikey] [https://www.mouser.com/ProductDetail/Vishay-BC-Components/MAL203036229E3?qs=4T%252B5yYZyZYfHFbw03iMpnw%3D%3D Mouser]
|-
|C27, C46
|2
|105TTA050M
|[https://www.digikey.com/en/products/detail/cornell-dubilier-illinois-capacitor/105TTA050M/5410603 DigiKey] [https://www.mouser.com/ProductDetail/CDE-Illinois-Capacitor/105TTA050M?qs=UG%2F8xqv%2F6WfG1nPz8JgKXw%3D%3D Mouser]
|-
|C44, C45
|2
|107BPA016M
|[https://www.digikey.com/en/products/detail/cornell-dubilier-illinois-capacitor/107BPA016M/5410731 DigiKey] [https://www.mouser.com/ProductDetail/CDE-Illinois-Capacitor/107BPA016M?qs=3tP%252BN51vMXcmVaYjLpsFVA%3D%3D Mouser]
|-
|C74
|1
|475TTA050M
|[https://www.digikey.com/en/products/detail/cornell-dubilier-illinois-capacitor/475TTA050M/5412738 DigiKey] [https://www.mouser.com/ProductDetail/Cornell-Dubilier-CDE/475TTA050M?qs=3tP%252BN51vMXdn7LI1ODkIcw%3D%3D Mouser]
|}
|}
''If parts are not available or different selection is preferred, you can use the values in the [[#Original_Parts|Original Parts]] section to perform a parametric search.''
''If parts are not available or different selection is preferred, you can use the values in the [[#Original_Parts|Original Parts]] section to perform a parametric search.''
Line 158: Line 257:


[[Category:WorkNeeded:General]]
[[Category:WorkNeeded:General]]
[[Category:WorkNeeded:ReplacementParts]]
[[Category:Computer]]
[[Category:Computer]]
[[Category:Motherboard]]
[[Category:Motherboard]]
[[Category:Microcomputer]]
[[Category:1980s]]

Latest revision as of 01:55, 19 February 2024

The famous ZX Spectrum from Sinclair Research introduced in 1982


For more information, see this article's corresponding Wikipedia page: ZX Spectrum.
This device is in the WorkNeeded:General category because it was flagged as missing general information about the device. The information may be incomplete, using default text, or inaccurate and should be verified with external sources if possible. If you can add or correct information on this page, please feel free to edit it and do so.
Sinclair Spectrum
Preliminary Information
Release Year 1982
Leak Risk Medium
Batteries None
Mounting Technology Through Hole, Sockets
Capacitor Types Aluminum Electrolytic, Ceramic, Polymer
Destructive Entry No

Known Issues

Symptom or Problem Encountered

Causes

  • Description of cause

Solutions

  • Solution to the problem

Disassembly Notes

A Spectrum 48K is easy to disassemble:

Remove the five screws from the back. Carefully open the case then lift the front edge you will see the keyboard connections to the motherboard, ease these connections out because they are easily damaged. Note that if the Keyboard is the original it is likely to be non-functional.

Original Parts

Spectrum motherboard Issue 2.

Picture of Sinclair Spectrum issue 2 motherboard showing capacitor positions and values
Sinclair Spectrum issue 2 motherboard capacitors

Note the reversed polarity on the silk screen for capacitor C46.

Capacitor Specifications and Footprint Information
Qty Capacitance Voltage Mount Diameter/Size Height Temp Type Brand Series
C25,C28,C44,C47,C50,C65 6 22 µF 16 V Axial 4.8 mm Dia. 12 mm 85 °C Aluminum Electrolytic Gelec
C27,C46 2 1 µF 50 V Axial 4.8 mm Dia. 12 mm 85 °C Aluminum Electrolytic Gelec
C44,C45 2 100 µF 16 V Axial 6.5 mm Dia. 16 mm 85 °C Aluminum Electrolytic Gelec

Replacement Parts

Spectrum motherboard Issue 2

Replacement Radial Capacitors
RefDes Qty Compatible Part Number Order Links
C25, C28, C44, C47, C50, C65 6 860020372002 / 50YXF22MEFCTA5X11 Digikey Mouser LCSC
C27, C46 2 860020672005 / 50YXF1MEFCTA5X11 DigiKey Mouser LCSC
C44, C45 2 860010372006 / 16PX100MEFC5X11 DigiKey Mouser LCSC
Replacement Axial Capacitors
RefDes Qty Compatible Part Number Order Links
C25, C28, C44, C47, C50, C65 6 MAL213835229E3 Digikey Mouser
C27, C46 2 105TTA050M DigiKey Mouser
C44, C45 2 107BPA016M DigiKey Mouser

If parts are not available or different selection is preferred, you can use the values in the Original Parts section to perform a parametric search.

Original Parts

Spectrum motherboard Issue 3

Picture of Sinclair Spectrum issue 2 motherboard showing capacitor positions and values
Sinclair Spectrum issue 3 motherboard capacitors
Capacitor Specifications and Footprint Information
RefDes Qty Capacitance Voltage Mount Diameter/Size Height Temp Type Brand Series
C25,C28,C34,C47,C50,C65 6 22 µF 25 V Axial 4.8mm 12 mm 85 °C Aluminum Electrolytic Philips
C27,C46 2 1 µF 50 V Axial 4.8 mm Dia. 12 mm 85 °C Aluminum Electrolytic Gelec
C44,C45 2 100 µF 16 V Axial 6.5 mm Dia. 16 mm 85 °C Aluminum Electrolytic Gelec
C74 1 4.7 µF 50 V Axial 4.8 mm Dia. 12 mm 85 °C Aluminum Electrolytic Philips

Replacement Parts

Spectrum motherboard Issue 3

Replacement Radial Capacitors
RefDes Qty Compatible Part Number Order Links
C25, C28, C34, C47, C50, C65 6 860010472003 / 50YXF22MEFCTA5X11 Digikey Mouser LCSC
C27, C46 2 860020672005 / 50YXF1MEFCTA5X11 DigiKey Mouser LCSC
C44, C45 2 860010372006 / 16PX100MEFC5X11 DigiKey Mouser LCSC
C74 1 860020672008 / 50PX4R7MEFC5X11 DigiKey Mouser LCSC
Replacement Axial Capacitors
RefDes Qty Compatible Part Number Order Links
C25, C28, C34, C47, C50, C65 6 MAL203036229E3 Digikey Mouser
C27, C46 2 105TTA050M DigiKey Mouser
C44, C45 2 107BPA016M DigiKey Mouser
C74 1 475TTA050M DigiKey Mouser

If parts are not available or different selection is preferred, you can use the values in the Original Parts section to perform a parametric search.

References

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