Self test, Loopback mode – Epson C823088 User Manual
Page 24
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13.
Loopback
Loopback
loopback
card
30H 39H,
(0AH),
14.
14.
RS-232D
RS-422A
2 (TXD) ........................ Pin
3 (RXD)
9 (SDA) .........................
16 (RDA)
10 (SDB) ............................. Pin
18 (RDB)
17 (TTY-TXD) .......................
25 (TTY-RXD)
24 (TTY-TXD
............................... Pin
23
(TTY-RXD
J1-A
J2-A
J3
21
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