REPAIRING AND NOT THROWING AWAY

Richtige Fernseher haben Röhren!

Richtige Fernseher haben Röhren!

In Brief: On this site you will find pictures and technical information about Service Modes, Circuit Diagrams, Firmware Update procedure, Disassemble procedure, Universal remote control set-up codes, Troubleshooting and more....

If you go into the profession, you will obtain or have access to a variety of tech tips databases HERE IT IS Master Electronics Repair !.

These are an excellent investment where the saying: 'time-is-money' rules. However, to learn, you need to develop a general troubleshooting approach - a logical, methodical, method of narrowing down the problem. A tech tip database might suggest: 'Replace C536' for a particular symptom. This is good advice for a specific problem on one model. However, what you really want to understand is why C536 was the cause and how to pinpoint the culprit in general even if you don't have a service manual or schematic and your tech tip database doesn't have an entry for your sick TV or VCR.

While schematics are nice, you won't always have them or be able to justify the purchase for a one-of repair. Therefore, in many cases, some reverse engineering will be necessary. The time will be well spent since even if you don't see another instance of the same model in your entire lifetime, you will have learned something in the process that can be applied to other equipment problems.
As always, when you get stuck, checking out a tech-tips database may quickly identify your problem and solution.In that case, you can greatly simplify your troubleshooting or at least confirm a diagnosis before ordering parts.

Happy repairing!
Today, the West is headed for the abyss. For the ultimate fate of our disposable society is for that society itself to be disposed of. And this will happen sooner, rather than later.

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..............The bitterness of poor quality is remembered long after the sweetness of todays funny gadgets low price has faded from memory........ . . . . . .....
Don't forget the past, the end of the world is upon us! Pretty soon it will all turn to dust!

©2010, 2011, 2012, 2013, 2014 Frank Sharp - You do not have permission to copy photos and words from this blog, and any content may be never used it for auctions or commercial purposes, however feel free to post anything you see here with a courtesy link back, btw a link to the original post here , is mandatory.
All posts are presented here for informative, historical and educative purposes as applicable within fair use. NOTHING HERE IS FOR SALE !

Monday 8 April 2019

HP PAVILION DM1 - HP MINI 311 – DISASSEMBLING PROCEDURE – HOW TO REMOVE THE KEYBOARD – HOW TO REMOVE THE WLAN – HOW TO REMOVE BIOS BATTERY

HP Pavilion dm1 - HP Mini 311 – Disassembling procedure – How to remove the Keyboard – How to remove the WLAN – How to remove BIOS battery


HP Pavilion dm1 - HP Mini 311:  DISASSEMBLING PROCEDURE 
How to remove Battery
Before removing the battery, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer.
Remove the battery:
1. Turn the computer upside down on a flat surface, with the battery bay toward you.
2. Slide the battery release latches 1 to release the battery.
3. Remove the battery 2.
How to remove WLAN module
Before removing the WLAN module, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer.
4. Remove the battery
Remove the WLAN module:
1. Position the computer with the front toward you.
2. Loosen the 2 Phillips PM2.0×6.0 captive screws 1 that secure the accessory compartment cover to the computer.
3. Lift the left side of the cover 2 to detach it from the computer, and remove the accessory compartment cover.
The accessory compartment cover is available using spare part number 580056-001.
4. Disconnect the WLAN antenna cables 1 from the terminals on the WLAN module. The black WLAN antenna cable is connected to the WLAN module “Main” terminal. The white WLAN antenna cable is connected to the WLAN module “Aux” terminal.
5. Remove the Phillips PM2.0×4.0 screw 2 that secures the WLAN module to the system board. (The WLAN module tilts up.)
6. Remove the WLAN module 3 by pulling it away from the slot at an angle.
WLAN modules are designed with a notch 4 to prevent incorrect insertion of the WLAN module into the WLAN module slot.
How to remove WWAN module
Before removing the WWAN module, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer.
4. Remove the battery
5. Remove the accessory compartment cover
Remove the WWAN module:
1. Position the computer with the front toward you.
2. Disconnect the WWAN antenna cables 1 from the terminals on the WWAN module.
The red WWAN antenna cable is connected to the WWAN module “Main” terminal. The blue WWAN antenna cable is connected to the WWAN module “Aux” terminal.
3. Remove the 2 Phillips PM2.0×4.0 screws 2 that secure the WWAN module to the system board. (The WWAN module tilts up.)
4. Remove the WWAN module 3 by pulling it away from the slot at an angle. WWAN modules are designed with a notch 4 to prevent incorrect insertion of the WWAN module into the WWAN module slot.
How to remove RTC battery
Before removing the RTC battery, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer.
4. Remove the battery
5. Remove the accessory compartment cover
Remove the RTC battery:
1. Position the computer with the front toward you.
2. Disconnect the RTC battery cable 1 from the system board.
3. Slide the RTC battery 2 directly back to remove it.
How to remove Hard drive
Before removing the hard drive, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer.
4. Remove the battery
5. Remove the accessory compartment cover
Remove the hard drive:
1. Position the computer with the front toward you.
2. Disconnect the hard drive connector 1.
3. Grasp the Mylar tab 2 in the hard drive bay, and then lift it up at an angle.
4. Remove the hard drive 3 from the hard drive bay.
How to remove Keyboard
Before removing the keyboard, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer.
4. Remove the battery
5. Remove the accessory compartment cover
6. Remove the hard drive
Remove the keyboard:
1. Position the computer with the front toward you.
2. Remove the 4 Phillips PM2.0×7.0 screws that secure the keyboard to the computer.
3. Turn the computer display-side up, with the front toward you.
4. Open the computer as far as possible.
5. Lift the rear edge 1 and then the left edge 2 of the keyboard until it rests at an angle.
6. Slide the keyboard 3 back until it rests on the display.
7. Release the zero insertion force (ZIF) connector 1 to which the keyboard cable is attached, and then disconnect the keyboard cable 2 from the system board.