Skip to main content

Repair information on hard drives or hard disks. Hard drives are magnetic data storage devices. They are used in most desktop, laptop, and server due to their low cost and high data density.

121 Questions View all

Samsung hd642jj looking for pcb schematic

Good Morning everybody

I've some problem with the controller of my hard drive

with this two components .

Block Image

So my question is who can say to me where i can found a schematic because i want to replace this component but i need a schematic to do it

Thank in advance for any reply


Answered! View the answer I have this problem too

Is this a good question?

Score 0
Add a comment

2 Answers

Chosen Solution

Finding the schematic might be impossible. But these are both TVS-Diodes. On the left you have a 1SMB5.0AT3 and on the the right a 1.5SMC6.8AT3.

Was this answer helpful?

Score 2


Thank a lot that was the infomation i'was looking for


Add a comment

Good evening,

This is Coco from Shenzhen sunsoar electronic Co.,Ltd,China.We are OEM type manufacturer, and customize Alu PCB according to gerber file from customers.As you know there are lots of goods there in your country are made in China,because they are with good quality and also very cheap.The PCB board from our company won't let you down.I will be free for you for further information and friendly cooperation.

Beautiful day and wish you beautiful mood.


Coco's Skype: sunsoar6

Coco's Phone Number: +86-15579105317

Coco's Email:

Website of

Tel of us:+86-755-82956801

Was this answer helpful?

Score 0
Add a comment

Add your answer

Joel13 will be eternally grateful.
View Statistics:

Past 24 Hours: 1

Past 7 Days: 2

Past 30 Days: 9

All Time: 1,298