Samsung SyncMaster 940MW: Difference between revisions

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{{DeviceAlerts}}
{{DeviceAlerts}}
{{InfoboxDevice
{{InfoboxDevice
|Title = Samsung SyncMaster 225BW
|Title = Samsung SyncMaster 940MW
|Picture =Samsung 225BW.jpg  
|Picture = 940MW.jpg
|Release Year = 2006
|Release Year = 2006
|Mounting Technology = Through Hole
|Mounting Technology = Through Hole
|Capacitor Types = Aluminum Electrolytic, Tantalum, Polymer
|Capacitor Types = Aluminum Electrolytic
|Leak Risk = High
|Leak Risk = High
|Batteries = None
|Batteries = None
|Destructive Entry = No
|Destructive Entry = No
}}
}}
22" 1680x1050 60Hz TN Panel Computer Monitor with VGA and DVI. Internal power supply.
<br>
19" 1440x900 60Hz LCD Panel Computer Monitor with VGA, DVI, Composite, Componet, S-Video, SCART inputs. Internal power supply.
<br>
== Known Issues ==
== Known Issues ==
[[File:Samsung 225BW caps.jpg|left|thumb|261x261px]]
===No Picture===


===Symptom or Problem Encountered===
====Causes====
====Causes====
*Bulging and Leaking Caps, mostly C110, C111, C304 & C305.
*Leaking caps, usually 2ea 820µF 25v Caps
====Solutions====
====Solutions====
*Replacing Caps
*Replace all caps
 


== Disassembly Notes ==
== Disassembly Notes ==
Be careful with the cable to the buttons on the front bezel.  
1. 4 Screws for the base support<br>
 
2. 3 Case Screws, 2ea in lower corners and 1ea behind base support area<br>
Be careful with the display cable - the metal case with the PCB's is not mounted to the Display frame.     
3. Using a plastic spudger, separate case from bottom to top<br>
4. Remove all screws from metal sheld<br>
5. Power Supply is on the left as looking from the rear<br>


== Original Parts ==
== Original Parts ==
=== Basic PCB Name ===


=== '''Backlight Inverter Power Supply Board''' ===
Power Supply Board Model Number IP-48135T<br>
IP-45130A 225BW REV0.2


Monitor manufactured in March 2007
[[File:Samsung 225BW pcb.jpg|none|thumb]]
{| 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 41: Line 40:
!Capacitance
!Capacitance
!Voltage
!Voltage
!Ripple mA rms
!ESR '''Ω'''
![https://caps.wiki/wiki/Part_Footprints Mount]
![https://caps.wiki/wiki/Part_Footprints Mount]
!Diameter/Size
!Diameter/Size
Line 52: Line 49:
!Series
!Series
|-
|-
|C105
|
|1
|
|150 µF
|0 µF
|450
|
| -
|
| -
|
|Thru Hole
|
|20 mm
|
|42 mm
|0 °C
|8 mm
|
|105 °C
|
|Electrolytic
|
|CapXon
|[[Capacitor Series#GL|GL]]
|-
|C107
|1
|47 µF
|50
|185 (120KHz) 285 (100KHz)
|0.50 (100KHz)
|Thru Hole
|8 mm
|11.5 mm
|5 mm
|105 °C
|Electrolytic
|CapXon
|[[Capacitor Series#GL|GL]]
|-
|C110, C111
|2
|820 µF
|25
|1051 (120KHz) 1460 (100KHz)
|0.043 (100KHz)
|Thru Hole
|10 mm
|25 mm
|5 mm
|105 °C
|Electrolytic
|CapXon
|[[Capacitor Series#GL|GL]]
|-
|C112, C304, C305
|3
|330 µF
|25
|518 (120KHz) 720 (100KHz)
|0.082 (100KHz)
|Thru Hole
|10 mm
|12.5 mm
|5 mm
|105 °C
|Electrolytic
|CapXon
|[[Capacitor Series#GL|GL]]
|}
|}


Line 122: Line 72:
! Order Links
! Order Links
|-
|-
|C105
|
|1
|
|450QXW150MEFR18X40 / 450CXW150MEFR18X40
|
|[https://www.digikey.com/en/products/detail/rubycon/450QXW150MEFR18X40/11312813 DigiKey] [https://www.mouser.com/ProductDetail/Rubycon/450CXW150MEFR18X40?qs=T3oQrply3y98Yehin1OrEg%3D%3D Mouser] [https://www.lcsc.com/product-detail/Aluminum-Electrolytic-Capacitors-Leaded_Rubycon-450CXW150MEFR18X40_C338215.html LCSC]
|[https://www.digikey.com/ Digikey]
|-
|C107
|1
|860040673002 /
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860040673002/5727420 DigiKey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860040673002?qs=0KOYDY2FL2%252Bd%2FkbIRQBMCA%3D%3D Mouser] LCSC
|-
|C110, C111
|2
|25ZLQ820MEFC10X16 /
|[https://www.digikey.com/en/products/detail/rubycon/25ZLQ820MEFC10X16/6049874 DigiKey] [https://www.mouser.com/ProductDetail/Rubycon/25ZLQ820MEFC10X16?qs=T3oQrply3y9WoiA3m%2FS%2Fgg%3D%3D Mouser] LCSC
|-
|C112, C304, C305
|3
|860080475013 /
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860080475013/5727264 DigiKey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860080475013?qs=0KOYDY2FL2%2F7Y3ZsILoVhg%3D%3D Mouser] 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.''


== Additional Information ==
== Related Links ==
[[File:Samsung 225BW pcb model.jpg|none|thumb]]A "new" board costs around 10 bucks on Aliexpress.


=== Blog entry, someone repairing it: ===
User Manual<br>
https://www.staze.org/repairing-a-samsung-syncmaster-225bw/
* https://archive.org/details/manualsbase-id-80465/page/26/mode/2up
 
YouTube Repair Video by glasstronic
* https://www.youtube.com/watch?v=zqLmMXQLW8s


== References ==
== References ==
<references />
<references />
[[Category:2000s]]
[[Category:2000s]]
[[Category:Computer Monitor]]
[[Category:Computer Monitor]]
{{DEFAULTSORT:Samsung SyncMaster 225BW}}
{{DEFAULTSORT:Samsung SyncMaster 940MW}}
[[Category:LCD Monitor]]
[[Category:LCD Monitor]]
[[Category:Device]]
[[Category:Device]]

Revision as of 22:26, 28 January 2024

For more information, see this article's corresponding Wikipedia page: Device.
Samsung SyncMaster 940MW
Preliminary Information
Release Year 2006
Leak Risk High
Batteries None
Mounting Technology Through Hole
Capacitor Types Aluminum Electrolytic
Destructive Entry No


19" 1440x900 60Hz LCD Panel Computer Monitor with VGA, DVI, Composite, Componet, S-Video, SCART inputs. Internal power supply.

Known Issues

Symptom or Problem Encountered

Causes

  • Leaking caps, usually 2ea 820µF 25v Caps

Solutions

  • Replace all caps

Disassembly Notes

1. 4 Screws for the base support
2. 3 Case Screws, 2ea in lower corners and 1ea behind base support area
3. Using a plastic spudger, separate case from bottom to top
4. Remove all screws from metal sheld
5. Power Supply is on the left as looking from the rear

Original Parts

Basic PCB Name

Power Supply Board Model Number IP-48135T

Capacitor Specifications and Footprint Information
RefDes Qty Capacitance Voltage Mount Diameter/Size Height Lead Spacing Temp Type Brand Series
0 µF 0 °C

Replacement Parts

Basic PCB Name

Capacitors
RefDes Qty Compatible Part Number Order Links
Digikey

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.

Related Links

User Manual

YouTube Repair Video by glasstronic

References

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