Boards; Mpu; Psu - Ricoh PT3 Field Service Manual

Boards

MPU

• Rear cover ( p.59)
[A]: MPU ( x 10, x 18, 2 ribbon cables)
• Take the NVRAM [B] from the old board and put it in the socket on the new board.
• Adjust the master end sensor (
• Adjust the ink detection (
• If you must replace the MPU RAM, you must then do the image adjustments after you install the new
RAM ( p.55).

PSU

• When the PSU is replaced, the thermal head voltage returns to the default. Adjust the thermal head
voltage ( p.79) after installing the new board.
p.77) after installing the new MPU.
p.110) after installing the new MPU.
Boards
4
61