GRANDTEC ELECTRONIC CORPORATION
GRAND SHOW
|
Card Type |
VGA to TV converter |
|
Video Chip Set |
Unidenitifed |
|
Highest Resolution Supported |
800 x 600 |
|
Maximum Video Memory |
N/A |
|
Data Bus |
8-bit ISA |
|
Video Types Supported |
XVGA |
|
CONNECTIONS | |||
|
Function |
Label |
Function |
Label |
|
VGA out |
CN1 |
Composite video out |
J1 |
|
VGA in |
CN2 |
Phase adjustment screw |
VC1 |
|
S-video |
CN3 |
Brightness adjustment screw |
VR1 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Label |
Position | |
|
I/O port address is 373h |
JP6 |
Closed | |
|
I/O port address is 333h |
JP6 |
Open | |
|
TV SYSTEM SELECTION | ||
|
Setting |
JP1 |
JP2 |
|
PAL mode |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
|
NTSC mode |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
|
TUNER NOISE ADJUSMENT SELECTION | |
|
Setting |
JP3 |
|
1 |
Pins 1 & 2 closed |
|
2 |
Pins 2 & 3 closed |
|
Note: According to the manufacturer, jumper JP3 is used to control tuner noise. While the exact significance of each setting is unidentified, original documentation suggests trying both settings 1 & 2 to find the optimal configuration for your system. | |
|
BIOS ADDRESS SELECTION | ||||
|
Address |
JP4 |
JP5 |
JP7 | |
|
C8000h |
Closed |
Closed |
Closed | |
|
CC000h |
Closed |
Open |
Closed | |
|
D0000h |
Open |
Closed |
Closed | |
|
D4000h |
Open |
Open |
Closed | |
|
D8000h |
Closed |
Closed |
Open | |
|
DC000h |
Closed |
Open |
Open | |
|
Disabled 1 |
Open |
Closed |
Open | |
|
Disabled 2 |
Open |
Open |
Open | |