Tag Archives: atoz computer solutions

HP G42 Overheat with AMD Ati Graphic

This laptop was given to us after our customer found a strange behavior, laptop previously felt hot all over the bottom case and palm rest cover, and one fine day the laptop could turn the power on but the screen turns blank screen of death, nothing on display. After that, the customer brought her laptop to us for checking up.

Before we make a conclusion that was a graphic failure, we do test the RAM first by clean the contact and reinserted back, noting improvement.

So then we leaved the laptop for one night, and continue checking the next day,… Baca seterusnya

Lenovo A850 sim card not detected, imei baseband missing unknown

Lenovo a850 problem with SIM card undetected because missing of Imei and baseband info lead to comm failure.

lenovo a850
sim card inserted but not detected in android system

Even though SIM card is inserted, but notification remains with SIM card not inserted

lenovo a850
no sim card inserted while it already insert.

Cause of the problem
User said it suddenly happened after he changed SIM card

Corrupted nvram may cause from system update or suddenly remove simcard so that as a precaution turn off handphone before removing the SIM card to ensure system data were not affected or corrupted and if any ongoing

Baca seterusnya

Benq Joybook s31v repair overheating autoshutdown and battery replacement

This laptop was brought to us with problem such auto shutdown when the laptop getting heated. Also the battery remain not charging while on Windows but can survived about 15 minutes without power sources.

Our customer decided to undergo full services for her laptop and replace with a new battery include clean install the Operating system.

So that at first she found our blog and landed to our blog post regarding laptop fan issues and contacted us through our chatbox.

we are monitoring our blog every single hours, and responses with any question anytime. Please do contact us through our … Baca seterusnya

Apakah masalah yang akan terjadi bila laptop terjatuh?

Lambat laun, hampir semua orang akan mengalami keadaan seperti jantung terhenti seketika apabila mereka hanya dapat memerhatikan laptop mereka dalam gerak perlahan, terjatuh dan akhirnya ke lantai. Kejutan  ini boleh menyebabkan beberapa masalah kepada sistem laptop anda, dan jika ianya terlampau teruk  boleh memusnahkan laptop anda sepenuhnya.

hinge patah
hinge patah
laptop jatuh
casing patah, metal blush patah


Di dalam laptop, apabila terjatuh boleh mengakibatkan malapetaka pada hampir setiap komponen penting. Bahagian komponen boleh beralih dan menyebabkan litar pintas kepada bahagian lain, yang boleh merosakkan motherboard   atau komponen penting yang lain. Memori juga boleh beralih kedudukan atau rosak. Jika beralih, dalam beberapa kes hanya
Baca seterusnya

Apakah Dual Backlight LCD Panel?

dual inverter
dual inverter
Apabila berkaitan dengan paparan LCD, anda biasanya akan membeli mengiukut saiz dan resolusi. Satu perkara yang anda mungkin terlupa   adalah berkenaan teknologi backlight yang digunakan. Oleh kerana paparan pada laptop dan netbook telah berkembang daripada low end word processing machine dan akhirnya kepada high end multimedia dan entertainment machine, teknologi paparan nya turut berkembang dan disesuaikan.
dual backlight
dual backlight

Paparan dual backlight LCD adalah sebagaimana ia kedengaran. Daripada mempunyai satu mentol backlight, kini ia mempunyai dua sekaligus yang dihubungkan kepada inverter khusus untuk mencerahkan paparan anda lebih dari  kecerahan LCD biasa. Inverter ini hanya mempunyai dua sambungan di sebelah

Baca seterusnya

Acer Aspire 4530 speaker torn with distorted sound Replacement


After speaker successfully changed

This laptop Acer Aspire 4530 was brought to us at first because of the screen had a stuck pixel. The screen turn into red color. After we do some screen test for removing stuck pixel, the screen goes back to its normal condition and display awesomely.

aspire 4530
speaker spotted

But laptop Acer aspire 4530 also got another problem with the speaker because of the sound being played was crackle and distorted, really bad for the ears.

asire 4530
broken speaker
aspire 4530
broken speaker
aspire 4530
used speaker but function well

As it’s obviously a speaker problem, we suggest a replacement with a … Baca seterusnya

Toshiba Satellite U40T fan faulty loud noise bad for environment

This laptop Toshiba satellite u40t problem when it’s given to us was
– Keyboard and touchpad malfunction
– Fan faulty produced loud noise

laptop repair segamat
Toshiba u40t keyboard

The customer asked for a replacement both keyboard and fan. This laptop year made around 2013 and we bet that there were no local stock available for this model spare parts because most of new laptop started to cause problems normally after 2 years of usage. and the spare parts mostly became available when demand is high.

toshiba u40t fan replacement
Driver for keyboard and touchpad not start


At first we checked the system and found that the
Baca seterusnya

Biostar MCP6PB m2+ And here was the motherboard real culprit.

This desktop was brought to us since our customer would like to upgrade the Operating System from Windows Xp to Windows 7. After several trials running the Windows 7 setup, installation was failed tremendously. The PC kept restarting while the setup about to begun. As we had encountered this problem many times in the past, we checked out the motherboard roughly, and we spotted there was one bad bloated capacitor (Brand OST cheap capacitor brand)beside the heatsink.

capacitor replacement
watch out near the heat sink, cap with 6.3v 1000uF
capacitor replacement
It look bulgy on the top compare to the rest

 

 

We … Baca seterusnya

Lenovo P780 Smartphone broken Digitizer LCD Crack ORI replacement Screen

Lenovo P780 LCD Digitizer Replacement
Lenovo P780 with one line crack

This smartphone Lenovo P780 was brought to us because of the screen cracked with one line cause the touch screen did not function properly.

Lenovo 780 LCD Digitizer Screen Replacement
Ready to replace
Lenovo P780 LCD Digitizer Screen Replacement
Disassemble the parts
Lenovo P780 LCD Digitizer Repalcement
front part

The customer agreed with a new original Lenovo P780 LCD digitizer one set replacement, and after done the installation, the Lenovo P780 can normally touchable again, all functions are working, apps can normally open by a single touch, smartphone was back and running just like a new unboxing Lenovo P780.

Lenovo P780 lcd digitizer screen replacement
Finished
Baca seterusnya

Lenovo Vibe k910 Cracked LCD Screen Digitizer Replacement

Lenovo vibe k910 screen cracked relplace
Lenovo K910 vibe LCD screen swapping, one is broken LCD (owned), one is problem with software bootloop and speaker ribbon (used for sparepart only), customer asked us for an LCD screen swapping, so here we go

This Smartphone Lenovo Vibe k910  was brought to us because of broken screen, digitizer due to accidentally dropping. After such tragic event, the touch function not working anymore, nothing respond while the screen was touched

lenovo vibe k910 lcd screen cracked replace
removed all the screws that visible

 

lenovo k910 vibe
removed the motherboard
lenovo k910 vibe
motherboard swap
lenovo vibe k910
finished
lenovo vibe k910
now touch function able, as lcd + digitizer was swapped with a good one

The customer … Baca seterusnya

Gejala biasa apabila LCD mengalami kerosakan

atoz computer solutions
crt vs lcd

LCD Monitor telah banyak menggantikan monitor jenis CRT di pasaran hari ini, kebanyakannya adalah disebabkan oleh populariti laptop. Mampu memberikan grafik yang lebih baik di dalam ruang yang lebih kecil serta boleh didapati pada harga yang sama seperti CRT Monitor, tiada sebab lagi untuk tetap memilih CRT monitor untuk Desktop PC anda.

Tetapi kini terdapat permasalahan baru pada Monitor LCD berbanding CRT monitor, ia memaksa kita untuk belajar bagaimana untuk menyelesaikan isu-isu bagi jenis monitor baru ini.

 

atoz computer solutions
dead vs stuck pixel

Satu perkara yang boleh berlaku kepada LCD  panel adalah  mempunyai Baca seterusnya

LED LCD Skrin. Mengapa ia lebih baik dari CCFL LCD?

Skrin LCD memerlukan cahaya untuk menghasilkan imej. Cecair Kristal hanya menyediakan warna tetapi tidak mewujudkan cahaya mereka sendiri, jadi cahaya latar atau backlight adalah sumber cahaya yang kemudiannya ditapis oleh cecair kristal untuk menghasilkan imej pada skrin.

CCFL LCD in assembly
CCFL LCD in assembly

Jenis backlight yang paling biasa dan telah digunakan selama bertahun-tahun ialah CCFLs (Cold Cathode Fluorescent Lamp) yang menggunakan power inverter untuk menukar Direct Current kepada kuasa AC Alternating Current voltan tinggi yang boleh digunakan untuk menyalakan mentol CCFL, tetapi pada tahun-tahun kebelakangan ini, pengeluar telah mula menggunakan backlight jenis LED (Light Emitting DiodBaca seterusnya