Remove the console base, Fig.2, Remove sys-link blanking plate – Allen&Heath GL3300-8GD User Manual

Page 3: Fig.3, Checking the nominal operating output level, Fig.3 fig.4

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GL3300 8GD OPTION

3. REMOVE THE CONSOLE BASE

Before installing the option, remove all power to the console and disconnect any signal cables where
necessary. Ensure you have a good work surface and clear area before starting work. Invert the console and
remove the base.

fig.2

4. REMOVE SYS-LINK BLANKING PLATE

Working from the rear of the console locate the SYS-LINK blanking plate and remove it. Keep the fixing
screws as they will be required later

fig.3

5. CHECKING THE NOMINAL OPERATING OUTPUT LEVEL.

The outputs are impedance balanced with a factory set nominal operating level of +4dBu. The operating
levels can be changed to –10dBV by moving the jumper selector links from HI to LO.

fig.3

fig.4

To remove the blanking plate,
remove the 3 fixing screws.

HI= +4dBu

LO= -10dBV