Assembling Your 831C Slm; Connecting The Preamplifier To Meter; Disconnecting The Preamplifier - Larson Davis SoundAdvisor 831C Reference Manual

FIGURE 2-1 Microphone and Preamplifier PRM831

2.1.2 Connecting the Preamplifier to Meter

2.1.3 Disconnecting the Preamplifier

FIGURE 2-2 831C Preamplifier Housing
SoundAdvisor Model 831C
• Ground yourself so the pogo pin is not exposed to static shock.
• Never use excessive force.
• Gripping tightly or screwing tightly is unnecessary.
• Do not remove the microphone grid cap and expose the diaphragm.
To disconnect the microphone:
•
Do not attempt to screw the preamplifier onto the 831C.
CAUTION
Step 1
Both the preamplifier and the preamplifier housing on the meter are marked for
correct alignment; look for a vertical, engraved line on the preamplifier, which
aligns with the arrow about the button on the 831C. For reference, see Figure 2-
2.
Step 2
With the alignment marks on both pieces lined up vertically, insert the 5-pin
connector at the bottom of the preamplifier snugly into the top of the 831C
until you hear a small click.

Assembling Your 831C SLM

The bottom of the microphone attaches to the top of the
preamplifier. The preamplifier body houses a single gold pin with
threads on the top edge, which are designed to fit the 1/2-inch
microphone.
Do not allow dust or debris to collect in an unassem-
CAUTION
bled preamplifier.
Step 1
Carefully place the bottom of the microphone over the
top of the preamplifier and gently screw the assembly together.
The microphone body should seat smoothly against the
preamplifier body.
Lightly grip the 2 engraved lines on the microphone body and
gently turn.
To disconnect the preamplifier, press
and hold this button while gently
pulling the microphone/preamplifier
assembly from the meter.
2-2