Performance Checks - Scully 280B Series Instruction And Maintenance Manual

Installation
Model 28SB
c. A female XLR-type connector is required to connect each output
of the reproducer. These connectors are plugged into the
LINE OUTPUT
receptacles Jl33 and Jl34 provided on the back of
the power supply assembly.
d. connect external speakers to
SPEAKER OUTPUT
terminal board
TEl
on the back of the power supply.
e. If headphones are used, connect them to the PHONES jack on the
transport control panel.
( CAUTION)
Monaural headphones must not be used
in a stereo phone jack.
( CAUTION)
Check that the TAPE TENSION switch
located on the side of the power
supply assembly, Figure 2-3, is in
the 1/4 position.
f. Connect cable W4 between ac power plug J20l on the power supply
and a l1S-120 volt, SO/60-Hz power source. If the reproducer
is operated at a different line voltage, the jumper on the
power transformer input winding should be changed (see Figure
7-3). Assure proper system grounding and completely check all
cabling before applying power.
2.3 PERFORMANCE CHECKS
2.4 After completion of the installation and cabling check, a series
of performance tests should be made as described in Section 6.
2-2