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Disabling V.90 |
The purpose of this site is to help you disable the V90 protocol in order to
connect to the
internet so that you may
download the newest version of the V90 protocol. Most modems on the
shelves and/ or
preinstalled in most computers right now have old or half versions of V90 which
are not compatible with
today's V90 standard.
Where to download V.90
US Robotics
TI (Texas Instruments)
Zoom
Lucent
(LT Win) Global
Village Teleport
Lucent Venus
Hays
Acurra
Rockwell
Compaq
Presario
Rockwell
HFC
Motorola
- Hayes
| x2 on, V.90 off | x2 off, V.90 on | Both off | Both on* | |
| Sportster** | S32=66 | S32=34 | S32=98 | S32=2 |
| Courier | S58=32 | S58=1 | S58=33 | S58=0 |
Lucent chipset modems
For Apollo (LT Win modem) and Mars (LT PCI Win modem)
| Enable V.90 | Disable V.90 | Enable K56flex | Disable K56flex | |
| -V90=1 | -V90=0 | S38=1 | S38=0 |
Lucent chipset modems cont.
For Venus chipsets
| Disable V.90 | V.90 or K56flex | Disable K56flex | |
| S109=0 | S109=1 | S109=2 |
Rockwell chipset modems:
Top
| Disable V.90 | (V.90 only), Disabled K56flex and V.34 |
Disabled K56flex | Disable V.90 and
K56flex, use V.34 (28.8/33.6) |
| +MS=12,1 | +MS=12,1,34667,56000 | +MS=56,1 | +MS=11,1 |
For Rockwell HFC chips:
(The modem will usually say this either on the driver name or with the
command lines ATI3 or ATI6)
| V.90
Disabled (K56flex will still work) |
K56flex Disabled (V.90 will still work) |
Disable V.90 and
K56flex, (use V.34 (28.8/33.6) |
| +MS=V90 | +MS=K56FLEX | +MS=V34 |
| Enhanced Performance |
Disable X2 | Disable X2 enable v.90 |
Disable X2 Disable V.90 |
disable V.90 and
K56flex, use V.34 Only (28.8/33.6) |
| S15=128 | S32=32 | S32=34 | S32=66 | +MS=11,1 |
| Disable
V.90 (K56flex will still work) |
K56flex
Disabled (V.90 will still work) |
Disable
V.90 and K56flex, use V.34 (28.8/33.6) |
| AT&F1+MS=12,1 | AT&F1+MS=56,1 | AT&F1+MS=11,1 |
Hays Acurra 56K modem
Top
| Disable V.90 | Disable Flex |
| ATS109=0 | ATS38=0 |
Compaq Presario 56KFlex modem:
| Disable V.90 |
| -AT S32f |
| Disable Flex to 33,600 or less |
| +MS=11,1,300,33600 |
Zoom modems
Top
| Disable V.90 | Disable Flex |
| S95=1+MS=11 | S58=0 |
Additional INIT String for Modems:
Init String for LT Win Modem - &F&C1&D2X7\N5\Q3\D1
Init String for IBM MWAVE - &D2&C1X4V1Q0S7=70\N7\Q3