Warning:
To avoid ESD (Electrostatic Discharge) damage to sensitive
components, make sure you are properly grounded (see the
Caution
page
inside front cover) before handling any internal 8Y-XL materials.
To adjust the gain:
1. Turn the enclosure off.
2. Remove the I/O daughter board from the enclosure.
3. Attach the extender board between the switching board and the
daughter board.
4. Reapply power. The 8Y-XL should be in proper working order.
5. While monitoring the input or output signal(s), adjust the signal gain
as necessary by placing the tip of the gain adjustment tool in the gain
adjustment pot (TR#) and turning the tool clockwise or
counterclockwise (see graphic below).
Installation and Setup Guide
9-3
Adjusting
Gain
OUTPUT
OUTPUT
42
41
43
44
51
49
50
52
+
23
24
30
31
32
+
57
58
59
60
61
OUTPUT
+
Types of gain
adjustment pots
