Firmware Reload; Self-Diagnostic Function Mode - Epson Stylus PRO 7500 Service Manual

EPSON Stylus Pro 7500

1.9 Firmware Reload

The operation described here is a special function for the sake of
service support and public disclosure to the end user is prohibited.
This writes this printer's firmware to the Flash ROM on the MAIN board. If the main board
has had to be replaced due to repairs, or when upgrading the firmware version, reload the
firmware in accordance with the explanation on "5.2.2 Reloading Firmware."
Product Description

1.10 Self-diagnostic Function Mode

The operation described here is a special function for the sake of
service support and public disclosure to the end user is prohibited.
The self-diagnostic function mode starts if the power switch is turned ON while pressing
the following panel buttons.
n
[Setting Value + Button] + [Setting Value – Button] + [Enter button]
This mode is used primarily in adjustment operations, etc. when making repairs
accompanying parts replacement. For details, see "5.2.3.2 Self-Diagnostic Mode Menus".
Firmware Reload
Revision A
54