Toshiba ESTUDIO170F, Service Manual

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January 2005 © TOSHIBA TEC e-STUDIO170F Function Settings
4 - 73
• FUNC 28
Remark:
FUNC 28 Bit 7 to 4:
The bit settings allow the user to program the modem transmission attenuation level.
The smaller the set value, the higher the transmission level becomes. If errors occur frequently
or training is not sent, the transmission level should be changed, as a rule.
Default table
Bit Contents
Link with User
Function Setting
7
6
5
4
Transmission attenuating value for V.34 modem:
Counted up in the range from 0000 to 1111, in units of -1 dB.
0000 to 1111... counts up for every -1 dB
0000: 0 dB
0001: -1 dB
0010: -2 dB
.
1001: -9 dB
.
1111: -15 dB
-
3
2
1
0
Undefined -
BIT US CA SG HK DE GB IT BE NL FI ES AT CH SE DK NO PT FR AU
7 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
5 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0
4 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1