Toshiba DP1600 Service Handbook page 222

(7) After confirming that all the dots on the copier LCD screen are blinking, perform the following opera-
tion according to the items in the download menu selected.
When 1. Start PC Recovery (Main) is selected:
→ Proceed to step (11). (on page 5-19)
When 3. Start PC Recovery (Main + Scanner Unit) is selected:
→ The following screen appears on the PC. Thereafter, perform downloading of scanner
data by referring to "Downloading procedure for scanner data."
Downloading procedure for scanner data: Steps (8) through (11)
(8) Turn the copier power OFF and connect it to the PC through the parallel cable.
(9) While pressing the [2], [*] and [#] keys on the copier, turn the power ON.
The following appears on the copier LCD.
December 2000 © TOSHIBA TEC 5 - 17 1600/2000/2500 UPDATING THE FIRMWARE
05-03-022