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Panasonic Toughpad G1 (FZ-G1 MK4) repair documentation.
The Panasonic Toughpad G1 (FZ-G1 MK4) is a portable industrial rugged field computer.
This page is '''dedicated to reparing''' the '''Panasonic Toughpad FZ-G1 MK4'''.
[[File:Panasonic rugged tablet pse.png|640x480px|thumb|left]]
Built to most of the same specifications as the Toughbook line, they are designed for professional use and are used in a wide variety of industries, including construction, defense, public safety, emergency services, government, healthcare, law enforcement, manufacturing, oil & gas and telecom/utilities
=====Mainboard breakdown=====
<gallery>
File:Mb breakdown.jpg|Noted in the silkscreen as '''DHLB1030ZD/X1'''.
File:LCD testproc.png|LCD screeen testing procedure.
</gallery>
=====Mainboard firmware=====
EC dump: soon.
Bios dump:
[https://www.badcaps.net/forum/troubleshooting-hardware-devices-and-electronics-theory/troubleshooting-laptops-tablets-and-mobile-devices/bios-requests-only/72902-need-panasonic-fz-g1r-mk4-bios-dhlb1030zd-x1 badcaps topic]
=====Known issues=====
*ALC256 shorted 3.3vdc or 5vdc rail. The audio circuit design is not done proper, the ALC will die after a while, the 8ohm speaker output is poor, even on a working tablet.
*TPS51367 shorted killing the CPU or RAM (TPS51367 is a 3-V to 22-V, 12-A synchronous buck converter with ultra-low quiescent current).
This page is '''dedicated to reparing''' the '''Panasonic Toughpad FZ-G1 MK4'''.
[[File:Panasonic rugged tablet pse.png|640x480px|thumb|left]]
Built to most of the same specifications as the Toughbook line, they are designed for professional use and are used in a wide variety of industries, including construction, defense, public safety, emergency services, government, healthcare, law enforcement, manufacturing, oil & gas and telecom/utilities
=====Mainboard breakdown=====
<gallery>
File:Mb breakdown.jpg|Noted in the silkscreen as '''DHLB1030ZD/X1'''.
File:LCD testproc.png|LCD screeen testing procedure.
</gallery>
=====Mainboard firmware=====
EC dump: soon.
Bios dump:
[https://www.badcaps.net/forum/troubleshooting-hardware-devices-and-electronics-theory/troubleshooting-laptops-tablets-and-mobile-devices/bios-requests-only/72902-need-panasonic-fz-g1r-mk4-bios-dhlb1030zd-x1 badcaps topic]
=====Known issues=====
*ALC256 shorted 3.3vdc or 5vdc rail. The audio circuit design is not done proper, the ALC will die after a while, the 8ohm speaker output is poor, even on a working tablet.
*TPS51367 shorted killing the CPU or RAM (TPS51367 is a 3-V to 22-V, 12-A synchronous buck converter with ultra-low quiescent current).