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Pinout for DB9 to RJ45 for Epson TM88 Aloha

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ltso

Technical User
Mar 12, 2008
11
US
What is the correct pinout for the DB9 to RJ45 adapter on a serial port of a Posiflex terminal to connect to an Epson TM88 printer? Is there something peculiar about the pinout if you are running Aloha on the terminal?
 
DB9 to RJ45
2- Orange
3- Black
5- Green
8- Yellow

DB25 to RJ45
2- Orange
3- Black
7- Green
20- Yellow


Some older posiflex models have a loop back db9 that I could never figure out. This is something that would already be on the computer, usually in the com1 position. You shouldn't have any problems as long as your dip switches are set. For the tm88, unscrew the small plate on the bottom and look for the number 1 & 2 labeling each bank of switches. Make sure it's set to:

Set 1:
3,5,6,7 on, rest off
Set 2:
all off.

Those pin outs change according to the connection you are using. TM88's support usb (OPOS), serial, and parallel.
 
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