Some one Point "Check LM1950t / CS 8240 power supply ICs" Please - GSM-Forum

KhalIman · 07-07-2009, 14:51

hi CB Team My Friend's Box has a problem
after search i found that the problem maybe in "LM1950t / CS 8240 power supply ICs"
so please Some one Point me "Check LM1950t / CS 8240 power supply ICs" on this board

ptt · 07-08-2009, 01:25

Hi, what kind of problem have you with the box? If you want info about LM1950T see http://www.alldatasheet.com

BR

yasermalik · 07-08-2009, 08:25

Check LM1950t / CS 8240 power supply ICs" on this board

http://rapidshare.com/files/25330352...mall_.jpg.html

keep it up
make cyclone 2

thanks

karwos · 07-08-2009, 12:53

What's problem with your box exactly ?

KhalIman · 07-09-2009, 10:44

Quote:

Originally Posted by ptt

Hi, what kind of problem have you with the box? If you want info about LM1950T see http://www.alldatasheet.com

BR

Quote:

Originally Posted by Cyclonebox

What's problem with your box exactly ?

The Problem is like what i found here exactly
"Box Selftests Failed -> VPP Supply Voltage test failed, 0.04v is out of valid range"
and Mr CycloneBox, thankfully gives the answer there
so i don't know what is exactly the component he talks about
but now i now it, thank you Mr "yasermalik"
thank you all

ptt · 07-09-2009, 16:08

Hi see this posts, maybe you found your answer...

My Cyclone PCB is like this : http://forum.gsmhosting.com/vbb/show...4&postcount=45

This is like yours, and have VPP mod: http://forum.gsmhosting.com/vbb/show...9&postcount=40

and here is an simple explanation how VPP are routed: http://forum.gsmhosting.com/vbb/show...9&postcount=61

BR

07-07-2009, 14:51	#1 (permalink)
KhalIman No Life Poster Join Date: Jun 2006 Posts: 940 Member: 303419 Status: Offline Sonork: Fes Thanks Meter: 209	Some one Point "Check LM1950t / CS 8240 power supply ICs" Please hi CB Team My Friend's Box has a problem after search i found that the problem maybe in "LM1950t / CS 8240 power supply ICs" so please Some one Point me "Check LM1950t / CS 8240 power supply ICs" on this board

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07-08-2009, 01:25	#2 (permalink)
ptt No Life Poster Join Date: Sep 2006 Location: RETIRED ! Age: 47 Posts: 3,327 Member: 348680 Status: Offline Thanks Meter: 1,273	Hi, what kind of problem have you with the box? If you want info about LM1950T see http://www.alldatasheet.com BR

07-08-2009, 08:25	#3 (permalink)
yasermalik No Life Poster Join Date: Apr 2007 Location: BIRMINGHAM UNITED KINGDOM Age: 34 Posts: 1,030 Member: 488632 Status: Offline Thanks Meter: 391	Check LM1950t / CS 8240 power supply ICs" on this board http://rapidshare.com/files/25330352...mall_.jpg.html keep it up make cyclone 2 thanks

07-08-2009, 12:53	#4 (permalink)
karwos No Life Poster Join Date: Feb 2005 Location: Poland Age: 34 Posts: 4,943 Member: 117496 Status: Offline Sonork: 100.83919 Thanks Meter: 22,689	What's problem with your box exactly ?

07-09-2009, 16:08	#6 (permalink)
ptt No Life Poster Join Date: Sep 2006 Location: RETIRED ! Age: 47 Posts: 3,327 Member: 348680 Status: Offline Thanks Meter: 1,273	Hi see this posts, maybe you found your answer... My Cyclone PCB is like this : http://forum.gsmhosting.com/vbb/show...4&postcount=45 This is like yours, and have VPP mod: http://forum.gsmhosting.com/vbb/show...9&postcount=40 and here is an simple explanation how VPP are routed: http://forum.gsmhosting.com/vbb/show...9&postcount=61 BR