Tait T860 Series II, Service Manual

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C3.8 T867 Initial Tuning & Adjustment
M860-00-Preliminary
30/06/98 Copyright TEL
3.5 Audio Processor Links
3.5.1 Link Details
Use the following table to set up the audio processor to the configuration you require.
You should set the audio processor links before carrying out any of the tuning and
adjustment procedures. The factory settings are shown in brackets [ ].
3.5.2 Typical Options
a. The letters in this column and in the table in Section 3.5.2 below refer to the identification
letters screen printed onto the PCB beside each pair of pins.
Plug Link
a
Function
PL205
1-2
[3-4]
5-6
A
B
C
not connected
microphone pre-amp. output to compressor input
microphone pre-amp. output to multiplexer input
PL210
[1-2]
3-4
5-6
L
M
N
multiplexer output to pre-emphasis input
multiplexer output to limiter input
multiplexer output to compressor input
PL215
1-2
[3-4]
5-6
7-8
9-10
G
H
I
J
K
not connected
compressor output to multiplexer input
compressor output to limiter input
compressor output to pre-emphasis input
not connected
PL220
1-2
[3-4]
5-6
D
E
F
pre-emphasis output to multiplexer input
pre-emphasis output to limiter input
not connected
PL205 PL210 PL215 PL220
microphone pre-amp. compressed
and pre-emphasised;
line input pre-emphasised
(standard set-up)
[3-4]
B
[1-2]
L
[3-4]
H
[3-4]
E
microphone pre-amp. compressed
and pre-emphasised;
line input unprocessed
3-4
B
3-4
M
7-8
J
1-2
D
line and microphone compressed
and pre-emphasised
5-6
C
5-6
N
7-8
J
3-4
E
microphone pre-amp. compressed;
line and microphone flat response
3-4
B
3-4
M
3-4
H
5-6
F