Ricoh Pro 8300S - IPU Error (DRAM Initial Error); M2 P Error; Sc161-06; Sc161-20

1.SC Codes
46
4. Replace the IPU/BiCU board.
SC161-06
Error Name
M2P Error
Pattern
D
Error Condition
An M2P error was detected.
Major Cause
1. Noise
2. Connectors are not connected properly
3. Boards are defective.
Solution
1. Check the following connectors are properly connected:
IPU (or BiCU)-control board harness connector
2. Replace the IPU/BiCU board.
3. Replace the control board.
SC161-20
Error Name
IPU Error (DRAM initial error)
Pattern
D
Error Condition
This error is detected if an error occurred at DDR-PHY initialization and Training status confirmation
when the power of the machine is turned ON, or when it recovers from energy-saving mode.
Major Cause
The IPU board is defective. (e.g. poor connection of the Macaron/DRAM device)
Solution
1. Check that all the connectors are properly connected.
2. Replace the IPU/BiCU board.