Thermo Scientific Dionex, Operator'S Manual

Page: 165 / 228

C • TTL and Relay Installation Instructions
Doc. 065250-06 03/2020
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3. Follow the instructions in Section 10.7 to access the main SP
electronics board.
4. Disconnect the cable in the upper-right corner of the main SP
electronics board (see Figure C-1 ).
5. Screw the three standoffs into the main SP electronics board at the
locations indicated in Figure C-1 .
6. Orient the TTL/Relay controller board with the component side
facing up and the notched corner on the lower right-hand side (see
Figure C-2 ).
7. Align the two connectors on the back of the TTL/Relay controller
board with the connectors labeled
J19 RLY/TTL
and
J24 RLY/TTL
in the
upper-right area of the main SP electronics board.
8. Press the TTL/Relay controller board firmly onto the main SP
electronics board. Tighten the three thumbscrews on the TTL/Relay
controller board.
9. Reconnect the cable that was disconnected in Step 4 .
Figure C-1. Main SP Electronics Board (Horizontal SP Enclosure Shown)
Disconnect
this cable
Install
standoffs (3)