General Checklist; Serial Number And Software Version; Input Functions; Channel Imbalance - SPHINX Project Eight Service Manual

SPHINX Project Eight

5. GENERAL CHECKLIST

This checklist should be used for every pre-amp
received.
To correctly perform the following procedures you
may have to refer to the User Manual for more
detailed information on specific functions.
Note: The pre-amp should be switched on at least
1 hour before performing the checklist procedures!

Serial number and software version

The serial number and software version should
match those mentioned in the documentation as
supplied with every Project Eight.
q
Switch off the mains power.
q
Press the Standby button.
q
Switch the mains on again while holding the
Standby button depressed.
q
The display will now show the serial number or
software version.

Input functions

All inputs should be checked for the correct:
q
Name
q
Boost/Attenuation setting
q
Polarity

Channel imbalance

For every position (' step' ) of the volume control the
imbalance between Left and Right should never
exceed +/- 0.1 dB.

Remote Control

Each Remote Control is manually programmed
during manufacturing.
Therefore it is important to check whether all
functions work correctly as mentioned in the User
Manual.
See also Chapter 6.
Service Manual
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