IBM THINKCENTRE 8086 User Manual
Page 55
Attention
Switzerland
User:
If
your
Swisscom
phone
line
does
not
have
Taxsignal
switched
OFF,
modem
function
may
be
impaired.
The
impairment
may
be
resolved
by
a
filter
with
the
following
specifications:
Telekom
PTT
SCR-BE
Taximpulssperrfilter-12kHz
PTT
Art.
444.112.7
Bakom
93.0291.Z.N
Appendix
C.
Manual
modem
commands
41
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