Ricoh B082 Service Manual page 667

USB SP Settings
The following SP commands are available. However, only one setting may require
adjustment and this setting should be performed only if the customer is
experiencing USB data transmission errors.
NOTE: Do not change the settings marked "DFU". These settings are for design
and factory use only.
SP No. Name
5844 001 Transfer Rate
5844 002 Vendor ID
5844 003 Product ID
5844 004 Dev. Release Num
SM
Function
Adjusts the USB transfer rate. Do not change the setting
unless there is a data transfer error using the USB high
speed mode.
HS/FS: High speed/Full speed auto adjust
(480Mbps/12Mbps)
FS: Full speed (12Mbps fixed)
Displays the vendor ID. DFU
Displays the product ID. DFU
Displays the development release version number. DFU
13
USB 2.0 (B525)
B548