I recently ran into the error on a Ricoh MP C4504 (also seen on C3004, C6004, and newer 03/04 series devices). For those who haven’t seen it: the machine boots to a black screen or gets stuck on "Please wait" before throwing the code.
Clean the gold contacts on the RAM sticks with a lint-free cloth if oxidation is visible. When to Replace Hardware sc67310 ricoh error extra quality
If software and firmware steps fail, it is time to check the physical integrity of the machine. I recently ran into the error on a
If a firmware flash fails or is not possible, physical inspection is required. When to Replace Hardware If software and firmware
to allow the capacitors on the board to discharge.
Inspect the USB or flat cables connecting the operation panel to the controller board. Reseating these cables can often resolve intermittent communication failures.
But in the lore of "The Office Tech Who Knew Too Much," this error became the "Extra Quality" mystery. The Mystery of the "Extra Quality" Print