MK150B-40 / MK150B-52 / MK150B-53 / MK150B-54
Legacy models: MK150B-10 / MK150B-30 / MK150B-51 / MK150B-70
Technical Resources
The MK150 can be opened by the user. This does not void the warranty, however, any damage caused by doing so will not be covered.
The following steps will walk you through opening your MK150 case, as well as auto-powering on and clearing CMOS.
Find your MK150 unit or model name on the right panel, and click on it to see the instruction set for it.
Internal Access
The MK150 case is very simple to open. Remove the two screws from the sides and slide the lid off towards the rear.

MK150B-10
Motherboard
Startup Settings
Auto Power On
- Power on the unit and press the Del key to access the BIOS 
- Navigate to the Chipset tab 
- Change “Restore AC Power Loss” to [Power On] 
- Save changes and exit 
- Auto power on is now enabled 
Clear CMOS
- Locate the clear CMOS jumper 
- Move the jumper over by 1 pin 
- Wait 30 seconds 
- Restore the jumper to its original position 
- The CMOS is now clear 

MK150B-30
Motherboard
Technical information related to the system's motherboard can be found from the support link below.
Startup Settings
Auto Power On
- Power on the unit and press the Del key to access the BIOS 
- Navigate to the Chipset tab 
- Open the “PCH-IO Configuration” menu 
- Open the “High Precision Event Timer Configuration” menu 
- Change “Restore AC Power Loss” to [Power On] 
- Save changes and exit 
- Auto power on is now enabled 
Clear CMOS
- Locate the JBAT jumper 
- Move the jumper over by 1 pin 
- Wait 30 seconds 
- Restore the jumper to its original position 
- The CMOS is now clear 

MK150B-40
Motherboard
Technical information related to the system's motherboard can be found from the support link below.
MK150B-51
Motherboard
Technical information related to the system's motherboard can be found from the support link below.
Downloads
Startup Settings
Auto Power On
- Power on the unit and press the F2 key to access the BIOS 
- Navigate to the Advanced tab 
- Open the South Bridge Configuration menu 
- Change “Restore on AC/Power Loss” to [Power On] 
- Save changes and exit from the Exit menu 
- Auto power on is now enabled 
Clear CMOS
- Locate the CMOS battery 
- Carefully remove it from the holder 
- Wait 5 minutes 
- Reinsert the battery 
- The CMOS is now clear 


MK150B-52
Motherboard
Technical information related to the system's motherboard can be found from the support link below.
Downloads
Startup Settings
Auto Power On
- Locate the AT/ATX jumper 
- Move it over by 1 pin 
- Auto power on is now enabled 

Clear CMOS
- Locate the CLRMOS1 jumper 
- Move the jumper over by 1 pin 
- Wait 30 seconds 
- Restore the jumper to its original position 
- The CMOS is now clear 


MK150B-53
Motherboard
Technical information related to the system's motherboard can be found from the support link below.
Startup Settings
Auto Power On
- Take the jumper circled in blue and move it to the pins circled in orange 
- The unit is now configured for auto power on 
NOTE: The blue jumper is for LVDS display output. As the MK150B-53 does not use LVDS, we can borrow that jumper to enable the auto power on.

Clear CMOS
- Locate the clear CMOS jumper 
- Move the jumper over by 1 pin 
- Wait 30 seconds 
- Restore the jumper to its original position 
- The CMOS is now clear 


MK150B-54
Motherboard
Technical information related to the system's motherboard can be found from the support link below.
Startup Settings
Auto Power on
- Power on the unit and press the Del key to access the BIOS 
- Navigate to the Advanced tab 
- Open the Chipset Configuration menu 
- Change “Restore AC Power Loss” to [Power On] 
- Save changes and exit 
- Auto power on is now enabled 

Clear CMOS
- Locate the clear CMOS pads 
- Short the two metal halves with a flathead screwdriver for 30 seconds 
- The CMOS is now clear 

Wake On Lan
MK150B-70
Motherboard
Technical information related to the system's motherboard can be found from the support link below.
Startup Settings
Auto Power on
- Power on the unit and press the Del key to access the BIOS 
- Navigate to the Advanced tab 
- Open the Chipset Configuration menu 
- Change “Restore AC Power Loss” to [Power On] 
- Save changes and exit 
- Auto power on is now enabled 
Clear CMOS
- Locate the clear CMOS pads 
- Short the two metal halves with a flathead screwdriver for 30 seconds 
- The CMOS is now clear 


Security Advisory
For the latest security advisories concerning OnLogic products, including vulnerability disclosures and necessary updates, please refer to our official Security Advisories page. It is recommended to regularly check this resource for critical security information. Access Security Advisories
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