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  | |