Data General Walkabout G2753: Difference between revisions

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{{DeviceAlerts}}
{{DeviceAlerts}}
{{InfoboxDevice
{{InfoboxDevice
|Picture =  
|Picture =Dg-walkabout-full.jpg
|Release Year = 1990
|Release Year = 1990
|Mounting Technology = Through Hole, SMD, Sockets
|Mounting Technology = Through Hole, SMD, Sockets
Line 10: Line 10:
|Destructive Entry = No
|Destructive Entry = No
}}
}}
This is a template page for creating new pages for devices, troubleshooting them, part lists, and other repair info.
A Data General portable terminal that can be powered off of 5 AA batteries or a 9V Negative Center power supply.


== Known Issues ==
== Known Issues ==


===Symptom or Problem Encountered===
===Speaker makes whining sound or display never turns on===
====Causes====
====Causes====
*Description of cause
*Logic board capacitors have failed
====Solutions====
====Solutions====
*Solution to the problem
*Recap


== Disassembly Notes ==
== Disassembly Notes ==
Warnings or tips to disassemble the device
There are no screws in the device. You will have to just pry the case apart as it uses plastic snaps.


== Original Parts ==
== Original Parts ==
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''107 0032046 02 207/02''
''107 0032046 02 207/02''


'''Note:''' Mainboard does not have a silk screen with reference designators. Arbitrary one have been put onto the image above for this table.  
'''Note:''' Mainboard does not have a silk screen with reference designators. Arbitrary one have been put onto the image above for this table.  
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|Rubycon
|Rubycon
|
|
|-
|C9, C10
|2
|100 μF
|16 V
|Through Hole
|8mm
|11mm
|4mm
|105°C
|Aluminum Electrolytic
|Rubycon
|PSX
|-
|C11
|1
|220 μF
|10 V
|Through Hole
|8mm
|11mm
|4mm
|105°C
|Aluminum Electrolytic
|Rubycon
|PSX
|}
|}


Line 144: Line 169:
!Series
!Series
|-
|-
|C5
|1
|470 µF
|16 V
|Through Hole
|10mm
|14 mm
|5 mm
|
|Aluminum Electrolytic
|
|
|-
|C6, C7, C12, C24
|4
|10 μF
|25 V
|Through Hole
|5mm
|11mm
|2 mm
|
|
|Aluminum Electrolytic
|
|
|0 µF
|
|
|-
|C22
|1
|22 μF
|25 V
|Through Hole
|5mm
|11mm
|2 mm
|
|Aluminum Electrolytic
|
|
|
|
|-
|C13, C25, C15*
|3
|10 μF
|16 V
|Through Hole
|
|
|
|
|0 °C
|5 mm
|
|
|Tantalum
|
|
|
|
|}
|}
<nowiki>*</nowiki>''C15 on board referenced appears to have short and blown up, based on the board layout it is likely the same as the other tantalum caps and has been marked as such''


==Replacement Parts==
==Replacement Parts==
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! Order Links
! Order Links
|-
|-
|
|C13, C25, C15*
|
|3
|
|TAP106K025SRW / TAP106K025CCS / 178MU0024
|[https://www.digikey.com/ Digikey]
|[https://www.digikey.com/en/products/detail/kyocera-avx/TAP106K025SRW/7536071 Digikey] [https://www.mouser.com/ProductDetail/KYOCERA-AVX/TAP106K025CCS?qs=sGAEpiMZZMtZ1n0r9vR22fIkIIZuJKcloYkmrOCk3TQ%3D Mouser] [https://www.lcsc.com/product-detail/Tantalum-Capacitors_KNSCHA-178MU0024_C18164665.html LCSC]
|}
|}
''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 183: Line 248:
== References ==
== References ==
<references />
<references />
[[Category:WorkNeeded:General]]
[[Category:WorkNeeded:OriginalParts]]
[[Category:WorkNeeded:ReplacementParts]]
[[Category:WorkNeeded:ReplacementParts]]
[[Category:1990s]]

Latest revision as of 01:23, 13 February 2024

For more information, see this article's corresponding Wikipedia page: Device.
This device is in the WorkNeeded:ReplacementParts category because it was flagged as missing information on replacement parts. If it has the original parts listed you may be able to search for replacements using the parametric searches available from parts distributors. If you have or make a list of replacement parts, please feel free to add them by copying the relevant table from EditorsToolbox:Tables
Data General Walkabout G2753
Preliminary Information
Release Year 1990
Leak Risk High
Batteries AA, CR2032
Mounting Technology Through Hole, SMD, Sockets
Capacitor Types Aluminum Electrolytic, Tantalum, Ceramic, Polymer
Destructive Entry No

A Data General portable terminal that can be powered off of 5 AA batteries or a 9V Negative Center power supply.

Known Issues

Speaker makes whining sound or display never turns on

Causes

  • Logic board capacitors have failed

Solutions

  • Recap

Disassembly Notes

There are no screws in the device. You will have to just pry the case apart as it uses plastic snaps.

Original Parts

Mainboard

NDG ADK-42000

107 0032046 02 207/02

Note: Mainboard does not have a silk screen with reference designators. Arbitrary one have been put onto the image above for this table.

Capacitor Specifications and Footprint Information
RefDes Qty Capacitance Voltage Mount Diameter/Size Height Lead Spacing Temp Type Brand Series
C1 1 56 µF 35 V Through Hole 6mm 11mm 2.5mm 105°C Aluminum Electrolytic Rubycon GXA
C2, C3 2 56 µF 16 V Through Hole 5mm 11mm 2.5mm 105°C Aluminum Electrolytic Rubycon GXA
C4 1 220 µF 6.3 V Through Hole 6mm 11mm 2.5mm -55-105°C Aluminum Electrolytic Rubycon SSP
C5 1 470 µF 6.3 V Through Hole 8mm 11mm 2.5mm -55-105°C Aluminum Electrolytic Rubycon SSP
C6, C7 2 120 µF 16 V Through Hole 6mm 11mm 2.5mm 105°C Aluminum Electrolytic Rubycon GXA
C8 1 22 μF 6.3 V Through Hole 4mm 5mm 4.5mm 105°C Aluminum Electrolytic Rubycon
C9, C10 2 100 μF 16 V Through Hole 8mm 11mm 4mm 105°C Aluminum Electrolytic Rubycon PSX
C11 1 220 μF 10 V Through Hole 8mm 11mm 4mm 105°C Aluminum Electrolytic Rubycon PSX

Modem

118-5612-05

Capacitor Specifications and Footprint Information
RefDes Qty Capacitance Voltage Mount Diameter/Size Height Lead Spacing Temp Type Brand Series
C5 1 470 µF 16 V Through Hole 10mm 14 mm 5 mm Aluminum Electrolytic
C6, C7, C12, C24 4 10 μF 25 V Through Hole 5mm 11mm 2 mm Aluminum Electrolytic
C22 1 22 μF 25 V Through Hole 5mm 11mm 2 mm Aluminum Electrolytic
C13, C25, C15* 3 10 μF 16 V Through Hole 5 mm Tantalum

*C15 on board referenced appears to have short and blown up, based on the board layout it is likely the same as the other tantalum caps and has been marked as such

Replacement Parts

Basic PCB Name

Capacitors
RefDes Qty Compatible Part Number Order Links
C13, C25, C15* 3 TAP106K025SRW / TAP106K025CCS / 178MU0024 Digikey Mouser LCSC

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.

Kits

Related Links

References