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  Topic: I want to order the parts for the driver circuit. These ok?
dramacydril

Replies: 16
Views: 31985

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Thu Jan 19, 2012 9:40 pm   Subject: I want to order the parts for the driver circuit. These ok?
bin file sent
  Topic: I want to order the parts for the driver circuit. These ok?
dramacydril

Replies: 16
Views: 31985

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Thu Jan 19, 2012 8:59 pm   Subject: I want to order the parts for the driver circuit. These ok?
As far as I see you and other guy Chapie are the same person.
Give me one reason to not delete your account, cause what I see here is some funny story

I never said i was somebody else. The reason ...
  Topic: I want to order the parts for the driver circuit. These ok?
dramacydril

Replies: 16
Views: 31985

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Thu Jan 19, 2012 6:04 am   Subject: I want to order the parts for the driver circuit. These ok?
dramacydril, You won't gonna make it this way. Not a chance!

Why don't you save a headache and buy a professionally made driven interface? We used 3.3V TTL Sipex RS232 for the best compatibility fo ...
  Topic: I want to order the parts for the driver circuit. These ok?
dramacydril

Replies: 16
Views: 31985

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Wed Jan 18, 2012 8:49 pm   Subject: I want to order the parts for the driver circuit. These ok?
I read on the forum that you need the batteries for soldered eeproms (in the pdf file it says unsoldered???). Maybe thats the problem? Because i tried like a 10000000 times in different ways and i don ...
  Topic: I want to order the parts for the driver circuit. These ok?
dramacydril

Replies: 16
Views: 31985

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Thu Jan 05, 2012 12:51 pm   Subject: I want to order the parts for the driver circuit. These ok?
Buddy, I said that you must fix the crossover lines on the left. Did you do that?
There is a short between + and - lines. Check again.

Yeah i fixed that one (top corner right one), i moved it 1 ho ...
  Topic: I want to order the parts for the driver circuit. These ok?
dramacydril

Replies: 16
Views: 31985

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Thu Jan 05, 2012 12:35 pm   Subject: I want to order the parts for the driver circuit. These ok?
Cable fixed.

I connected the circuit to the com port and tested with itester but that doesnt go wel. I dont get the pairs 11 - 00 -11 -00

I checked the voltage on the scl sda gnd cables but it i ...
  Topic: I want to order the parts for the driver circuit. These ok?
dramacydril

Replies: 16
Views: 31985

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Wed Jan 04, 2012 6:56 am   Subject: I want to order the parts for the driver circuit. These ok?
I bought all the stuff and put the driven circuit together without the batteries. I also couldnt find any solid core cables so i used the cables inside a standard network cable (also non solid core) I ...
  Topic: I want to order the parts for the driver circuit. These ok?
dramacydril

Replies: 16
Views: 31985

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Fri Dec 30, 2011 4:30 pm   Subject: I want to order the parts for the driver circuit. These ok?
For a simple MAX232 without any termination you must have 1uF electrolytic capacitors. Those are polarized (have + and -)

I suggest you to take a look at Ray Kawakami's pictorial (he posted a link ...
  Topic: Can anyone help me?
dramacydril

Replies: 6
Views: 17374

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Fri Dec 23, 2011 12:59 am   Subject: Can anyone help me?
I really dont understand why it doesnt work pff.

If i disconnect the circuit (com port) then the 24rf08 program gives me the bus error, so thats good, but still i get the eeprom error.

I just re ...
  Topic: Can anyone help me?
dramacydril

Replies: 6
Views: 17374

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Sun Dec 18, 2011 11:28 pm   Subject: Can anyone help me?
It's the connection to the eeprom. The eeprom is not connected, not responding, not powered



BTW, what are the COM port settigns?

115200
8
n
1
n

I totally forgot: normally it would ask ...
  Topic: Can anyone help me?
dramacydril

Replies: 6
Views: 17374

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Sun Dec 18, 2011 8:11 am   Subject: Can anyone help me?
I never worked with a multimeter Sad

I have totally no idea if this is right but i checked:
I get 5.08 if the timer is on 1.
I get -0,75 when the timer is on 0


I use these:
Zenerdiode 0,5 wa ...
  Topic: Can anyone help me?
dramacydril

Replies: 6
Views: 17374

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Sat Dec 17, 2011 1:20 am   Subject: Can anyone help me?
Hi,

I used an old data cable and salvaged the 9pin head.

Like this one:
http://img.alibaba.com/photo/294970427/RS232_DB9_Serial_to_RJ45_Cat5_Ethernet_Adapter_Cable_DE.jpg

I soldered the simp ...
  Topic: Can someone help me please? I need some info, thank you
dramacydril

Replies: 3
Views: 10666

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Fri Dec 09, 2011 9:41 am   Subject: Can someone help me please? I need some info, thank you
They perfect for the SIPROG (simple interface). Go on!

Thats fast lol, Thank you!
  Topic: Can someone help me please? I need some info, thank you
dramacydril

Replies: 3
Views: 10666

PostForum: IBM/Lenovo ThinkPad Password Help Center (EN)   Posted: Fri Dec 09, 2011 9:24 am   Subject: Can someone help me please? I need some info, thank you
Hi

I have a thinkpad x201 with an supervisor password, but after a bios flash update the password wont work anymore, i am totally locked out. Previously i could enter the bios (couldnt edit settin ...
 
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