Test Procedures; Main Assembly Test Procedures - Bose FreeSpace 6 Manual

Main Assembly Test Procedures

Test Set-Up Parameters
Switches
All switches are referenced by their block
diagram location on the top of the unit. Set
them according to the table below.
Block Switch Description
No.
1 Page Source Gain
2 Optivoice Compressor left(off)
5 Page Enables Left and
Right
7 Music Compressors A
and B
9 Music Input Mode
10 Line Output Mode
Potentiometers
All potentiometers are referenced by
their block diagram location on the top of
the unit. Set them according to the table
below.
Block Pot. Description
No.
1 Page Source Gain
Trim
3 Page Trigger
Level
4 Page Mix Trim
6 Music A and B Source
Trim
12 Treble and Bass Trim
13 Volume Trim Right

TEST PROCEDURES

Setting(s)
left (0dB)
right(on)
forward(off)
rear(stereo)
center(Music
+Page)
Setting(s)
ccw(0dB)
cw(max)
cw(max)
cw(max
gain)
center(flat)
cw(max
gain)
18
Input Connections
Page Input
Connect the positive (+) side of an oscilla-
tor to the positive input terminal. Connect
the negative (-) side to the negative (-) and
common input terminals. Do this using
quick connectors (P/N180094) supplied
with the unit.
Music RCA Inputs A, B (Left and Right)
Connect the positive (+) side of an oscilla-
tor to the positive input terminal on the RCA
jack. Connect the negative (-) side to the
negative (-) and RCA jack ground sleeve.
Output Connections
Page and Line Outputs (Left and Right)
Connect the positive (+) side of the test
equipment to the positive (+) output termi-
nals. Connect the negative (-) side to the
negative (-) output terminals. Do this using
quick connectors (P/N180094) supplied
with the unit.
Speaker Output (Left and Right)
Use the same output connections as above
with a 2Ω/50Watt resistor as a load.
All test equipment should be isolated
from ground (floated).