Unit 5: Printer Configuration

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.

DSW = 1: OFF, 2: OFF, 3: ON, 4: OFF + POWER

Flashes

 

orange and enters the

 

Program Download Mode.

 

Format storage area if

 

never done.

 

Blinks green while waiting

 

for data.

Ensure the printer is

 

 

waiting for data to be

 

sent before powering off.

 

Press POWER.

Confirm the printer is

 

standing by for data

Printer

before sending.

 

shuts down. Must be restarted

 

to use the downloaded

Send data.

data.

 

Flashes green while receiving

 

data.

 

LED

 

changes from red to orange to

 

green when writing data to

 

Flash ROM.

 

Flashes green when

 

complete.

 

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.

SATO MB2i Service Manual

PN 9001145B

Page 5-7

Page 45
Image 45
SATO 200i manual Download Mode, Orange and enters