Toughbook CF-20
Ive got 2 Toughbook CF-20, 1s a Mk1 the other a Mk2, Ive never put passwords in either of them, added a new SSD to Mk2 and also need to switch off mobile/sims modem and its asking for password, the bios is the the winbond 25q128, if I post the dump here can anything be done?
Thanks
liteace
New Member
Last Activity: 06-22-2021, 12:35 AM
Joined: 12-24-2014
Location: Los Realejos
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Last edited by SMDFlea; 06-22-2021, 04:22 AM. -
Re: Smasung SyncMaster 913N Monitor wouldnot display images
bridge rectifier tested with dmm in 200Ω range:
poss lead to +, neg lead to ~ = open
.neg lead to ~, poss lead to + = open
poss lead to -, neg lead to ~ = open
.neg lead to ~, poss lead to - = open
Testing the bridge rectifier with dmm in diode mode:
poss lead to +, neg lead to ~ = open
.neg lead to -, poss lead to ~ = 575
.neg lead to -, poss lead to ~ = open
poss lead to -, neg lead to ~ = 575
Ive cleaned board with...Last edited by liteace; 12-25-2014, 05:58 AM.Leave a comment:
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Re: Smasung SyncMaster 913N Monitor wouldnot display images
Sorry, here is a pic of the board, the TOP246YN is the top one in the pic bolted to the heatsink
Thanks...Leave a comment:
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Re: Smasung SyncMaster 913N Monitor wouldnot display images
Hi guy's, also sorry to drag this one up.
I have the 913n as well that has problems with the power supply board, Ive removed it and all the cap look OK and are not swollen, problem is the TOP246YN (Integrated Off-line Switcher) has exploded.
I replaced it with a new one but that done the same, anyone whats next to test on the board
ThanksLeave a comment:
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