Toshiba GX7R ASD, Quick Start Manual, Page: 30 / 85

22 GX7R ASD Quick Start Guide
CNU1 Pinout
Table 3. Listed below are the pinouts of the CNU1 and CNU1A connectors.
Note: For normal operation, connect CNU1 to CNU1A of the EOI. Connecting CNU1 to
CNU2A of the EOI will result in a failed communications condition indicated by a
continuous start-up screen display.
CN7 Pinout
Listed below are the pinouts of the CN7 connector. The CN7 connector is the 25-pin D-type connector
of the Control Board (see Figure 17. on pg 26 ). CN7 connects to CN7A of the Terminal Board .
Table 4. CN7 pinout assignments — Default settings listed for the programmable terminals.
Pin #
CNU1 Pinout
(Control Board)
CNU1A Pinout
(EOI)
1 P24 P24
2 Gnd Gnd
3 Tx (-) RXA
4 Rx (+) TXA
5 Rx (-) TXB
6 Tx (+) RXB
7 RS232/RS485 CNU3 Pin-7
8 Gnd Gnd
Pin Number
CN7
Pinout
Pin Number
CN7
Pinout
1 PP 14 II
2 FL 15 S1
3 VI 16 R
4 RR 17 S3
5 FM 18 S2
6 RX 19 N15
7 *FP 20 S4
8 AM 21 P15
9 OUT1 22 P24
10 OUT2 23 CC
11 ST 24 CC
12 RES 25 CC
13 F — —
Note: * Open collector output.