[HW3]

Hum...Here is a copy of my Main cfg file from C:\My Documents\SH3\data\cfg, yours should look something similar to it.
[SETTINGS]
LoadingMovie=No
VoiceCommand=No
DisableMessages=Yes
EventCamera=Yes
TextsLanguage=0
VoicesLanguage=1
KeybLanguage=0

[TIME COMPRESSION]
TimeStop=0
RealTime=1
LandProximity=32
CriticalDamage=1
CrewEfficiency=1
AirEnemyDetected=1
SoundEffects=2
CharacterAnim=4
EnemyDetected=4
RadioReport=8
Particles=8
PrayState=8
HunterState=32
3DRender=32
Maximum=2048

[VIDEO]
Resolution=1024 x 800
DynamicShadows=No
FullScreen=Yes
Synchronized=No
ParticleDensity=100.000000
TextureResolutionHigh=Yes

[SOUND]
Music=Yes
VolumeGeneral=100
VolumeMusic=100
VolumeFx=100
VolumeSpeech=100

[PLAYER]
Name=Karl Müller
Rank=12
Experience=201495.515625
Renown=197583.265625
NrOff=5
Patrols=0
TorpedoesFired=0
TotalTonnage=100
SubmarineType=1
SubmarineVersion=0
SubmarineName=U-110
ConingTower=3
SubmarineEmblem=Yes
SubmarineEmblemIdx=0
NrPettyOff=14
NrSeamen=24
CurrentYear=1940
ShipsSunk=0
LastMission=data/SingleMissions/MaltaConvoy/MaltaConvoy.mis
M01=1
A01=6
A02=-100
S01=-100
RenownNavalAcademy=0.000000
Careers=1
S02=-100
S03=-100

[Ubi.Com]
ConnectURL=http://gsconnect.ubisoft.com/gsinit.php?user=%s&dp=%s
GameName=SILENTHUNTER3
Version=SH3PC1.0
GamePort=18000
ConfigFile=GSDownload.ini