Search found 4 matches

by attilavv
Mon Jun 20, 2011 2:27 pm
Forum: ThinkPad Legacy Hardware
Topic: External Floppy pinout : DB25
Replies: 0
Views: 613

External Floppy pinout : DB25

Hi, I am searching the pinout for external floppy for IBM Thinkpad. For DB25 Parallel port, spécial connector like TP600 series. Not found on some web site like pinout.ru and other. It is for test a 8" Floppy, unit 9331-011 from IBM for RS/6000. Internal connector is standard, not SCSI. Unit is YD-1...
by attilavv
Sat Sep 04, 2010 7:20 am
Forum: ThinkPad Legacy Hardware
Topic: Thinkpad 300 : Power Supply
Replies: 5
Views: 3056

Re: Thinkpad 300 : Power Supply

For the Two +5V it it probably some information for power supply. One for signal a battery is present ???? One for signal laptop connected ???? I don't no if it some LED on the power supply. If yes, it is probably same old power supply from Compaq. Edit : TEST OK ! I have soldering a connector for a...
by attilavv
Sat Sep 04, 2010 4:40 am
Forum: ThinkPad Legacy Hardware
Topic: Thinkpad 300 : Power Supply
Replies: 5
Views: 3056

Re: Thinkpad 300 : Power Supply

Thanks ... i have all bad ! I have soldering the 14V charge to the GND. I go make a test with the 15.5V power and the GND only. It only for collector and i don't need use battery. Many time, i remove cells from battery. Thanks. In Europa it is hard to have some modele but all country have different ...
by attilavv
Fri Sep 03, 2010 3:51 pm
Forum: ThinkPad Legacy Hardware
Topic: Thinkpad 300 : Power Supply
Replies: 5
Views: 3056

Thinkpad 300 : Power Supply

Hi, I have a very old Thinkpad 300 without power supply. I don't found pinout on the web and on the Hardware Manual Maintenance ( Vol 1 ) Voltage is 15.5V It is 2 big pin probably for the 15.5V and another 6 pin. For this pin, 2 are connected probably a detect mode for power supply and 1 have a capa...

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