Forum: Troubleshooting Printers, Copiers, Scanners and other Imaging & Printing Devices
01-09-2022, 07:31 AM
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Replies: 82
Views: 68,479
Re: Pantum P2502W Toner Reset Chip help
Guys check out this page, they have modified the firmware to require no chip.
I hope we can reverse engineer what they did or just pay the small free to the firmware:
...
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Forum: General Electronics Technical Discussion
04-04-2021, 04:07 PM
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Replies: 0
Views: 468
WN111v2 WIFI usb stick add external antennas
Would like to add external sma connectors to usb wifi. Any experts out there?
Would this work cut the two traces as pictures and attach coaxial ground to points shown.
I can take better pics if...
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Forum: Troubleshooting Printers, Copiers, Scanners and other Imaging & Printing Devices
12-22-2018, 09:01 AM
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Replies: 82
Views: 68,479
Re: Pantum P2502W Toner Reset Chip help
Guys, I finally read the contents of the bios chip with the toner completely full not usable.
I also read the chip when I only used a few pages but I don't know how reliable the bios chip read...
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Forum: Troubleshooting Game Consoles & Other Weird Devices
06-08-2018, 02:28 PM
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Replies: 12
Views: 2,132
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Forum: Troubleshooting Game Consoles & Other Weird Devices
06-07-2018, 01:21 PM
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Replies: 17
Views: 2,476
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Forum: Troubleshooting Game Consoles & Other Weird Devices
06-05-2018, 05:34 PM
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Replies: 12
Views: 2,132
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Forum: Troubleshooting Game Consoles & Other Weird Devices
06-04-2018, 05:11 PM
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Replies: 12
Views: 2,132
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Forum: Troubleshooting Game Consoles & Other Weird Devices
06-04-2018, 04:52 PM
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Replies: 12
Views: 2,132
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Forum: Troubleshooting Game Consoles & Other Weird Devices
06-04-2018, 03:43 PM
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Replies: 12
Views: 2,132
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Forum: Troubleshooting Printers, Copiers, Scanners and other Imaging & Printing Devices
02-22-2018, 11:53 AM
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Replies: 82
Views: 68,479
Re: Pantum P2502W Toner Reset Chip help
I have a old EETOOLS Topmax (Parallel port) and a cheap usb programmer of ebay that only supports spi chips 25,26,27, 28xxx, 29XX chips, can't remember the name right now. maybe SPI FLASH Programmer...
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Forum: Troubleshooting Printers, Copiers, Scanners and other Imaging & Printing Devices
02-20-2018, 12:06 PM
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Replies: 82
Views: 68,479
Re: Pantum P2502W Toner Reset Chip help
Yeah, good idea if you look at post #10 I showed the firmware chip.
I did read the chip when I go the printer new but only 4mb, because my programmer did not support 8mb chips..
I still have...
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Forum: Troubleshooting Laptops, Tablets, and Mobile Devices
01-11-2017, 05:22 PM
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Replies: 54
Views: 6,817
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Forum: Troubleshooting Laptops, Tablets, and Mobile Devices
01-10-2017, 11:21 AM
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Replies: 54
Views: 6,817
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Forum: Troubleshooting & Designing Networks
11-22-2016, 10:49 AM
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Replies: 25
Views: 7,496
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Forum: Troubleshooting Printers, Copiers, Scanners and other Imaging & Printing Devices
11-02-2016, 10:03 AM
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Replies: 82
Views: 68,479
Re: Pantum P2502W Toner Reset Chip help
I'm glad someone is also interested in this.
Right now I ran out of toner, so it's in the closet.
Back to my old trusty samsung laser that has no reset chip
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Forum: Troubleshooting Laptops, Tablets, and Mobile Devices
08-30-2016, 10:22 AM
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Replies: 3
Views: 1,426
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Forum: General Electronics Technical Discussion
07-21-2016, 11:15 AM
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Replies: 24
Views: 3,820
Re: Water Damaged Diseqc Sat Switch
I'm also think it's tiny13v and it appears it has to be programmed.
So I file this as trash can, or keep it for parts.
I appreciate everyone's help and effort it this.
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Forum: General Electronics Technical Discussion
07-20-2016, 01:45 PM
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Replies: 24
Views: 3,820
Re: Water Damaged Diseqc Sat Switch
I took some measurements It's attach in photo.
Check for VCC on pin 8. GND is pin 4, Pin 4 does not go to ground for me.
I used continuity between one of the connectors and pin 4
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Forum: General Electronics Technical Discussion
07-20-2016, 01:43 PM
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Replies: 24
Views: 3,820
Re: Water Damaged Diseqc Sat Switch
it's a EMP P164IW
I would like to save it, it was a great switch too bad I had big storm and water got into it
Also it's a learning thing for me to see how circuits work.
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Forum: General Electronics Technical Discussion
07-20-2016, 10:57 AM
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Replies: 24
Views: 3,820
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Forum: General Electronics Technical Discussion
07-20-2016, 10:55 AM
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Replies: 24
Views: 3,820
Re: Water Damaged Diseqc Sat Switch
guys thanks for help. I do notice burn mark near TINY13V.
I looked at datasheet and it appears to be programmed chip? can I buy replacement and not have to program it?
Of course I will have to...
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Forum: General Electronics Technical Discussion
07-19-2016, 05:18 PM
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Replies: 24
Views: 3,820
Water Damaged Diseqc Sat Switch
Guys need help to pinpoint problem
Worked great til water damage at bottom. I reflowed with flux affected area still not working.
I then try to look for shorts, I believe I found one on smt...
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