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Unit 5: Printer Configuration
SATO MB2i Service Manual PN 9001145B Page 5-7
DOWNLOAD MODE
This download feature allows the operator to download print jobs to the printer. The data is
received through an RS232C interface in binary form using XMODEM protocol for file transfer.
Refer to Figure 1-1 of the Introduction unit in this manual for dipswitch location.
Figure 5-4, Program Download Mode
In XMODEM protocol, data is transferred block by block. Each starts with SOH(01h) and consists
of 132 bytessuch as block number (BLK) of 1 byte, complement of block number (_BLK), 128
bytes main data, and check sum (SUM) of 1 byte.
DSW = 1: OFF, 2: OFF, 3: ON, 4: OFF + POWER
Flashes
orange and enters the
Program Download Mode.
Ensure the printer is
waiting for data to be
sent before powering off.
Press POWER.
Flashes green while receiving
data.
Printer
shuts down. Must be restarted
to use the downloaded
data.
Blinks green while waiting
for data.
LED
changes from red to orange to
green when writing data to
Flash ROM.
Confirm the printer is
standing by for data
before sending.
Send data.
Format storage area if
never done.
Flashes green when
complete.