Compaq 1245 Presario 1245 Series Maintenance and Service Guide - Page 84
Connector Pin Assignments, Parallel Connector, Serial Connector, Keyboard/Mouse, External VGA Monitor
UPC - 743172933836
View all Compaq 1245 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 84 highlights
Maintenance & Service Guide Presario 1200 Series Model: 1245 | Home Page | Notice | Preface | Product Description | Troubleshooting Illustrated Parts Catalog | Removal & Replacement Procedures | Specifications Pin Assignments | Battery Pack Operations Connector Pin Assignments This appendix provides connector pin assignment tables for Compaq Presario 1200 Series Portable Computers. For more information on connectors, refer to the section on Rear Connectors. NOTE: The signals in all tables of this appendix are considered active high unless otherwise indicated by an asterisk (*). Click on a link: q Parallel Connector q Serial Connector q Keyboard/Mouse q External VGA Monitor q Universal Serial Bus q Modem Parallel Connector Pin Signal 1 Strobe* 2 Data Bit 0 3 Data Bit 1 4 Data Bit 2 5 Data Bit 3 6 Data Bit 4 7 Data Bit 5 8 Data Bit 6 9 Data Bit 7 * = Active low Connector Connector Connector Connector Connector Pin 10 11 12 13 14 15 16 17 18-25 Signal Acknowledge* Busy Paper Out Select Auto Linefeed* Error* Initialize Printer* Select In* Signal Ground Return to the top. Serial Connector Pin Signal 1 Carrier Detect 2 Receive Data 3 Transmit Data 4 Data Terminal Ready 5 Signal Ground 6 Data Set Ready 7 Ready to Send 8 Clear to Send 9 Ring Indicator Return to the top. Keyboard/Mouse Pin Signal 1 Data 1 2 Data 2 3 Ground 4 +5 V 5 Clock 1 6 Clock 2 Return to the top. External VGA Monitor Pin Signal 1 Red Analog 2 Green Analog 3 Blue Analog 4 Not connected 5 Ground 6 Ground Analog 7 Ground Analog 8 Ground Analog 9 Not connected 10 Ground 11 Monitor Detect 12 DDC2B Data 13 Horizontal Sync 14 Vertical Sync 15 DDC2B Clock Return to the top. Universal Serial Bus Pin Signal 1 +5V 2 Data - 3 Data + Ground 4 Return to the top. Modem Pin Signal 1 Unused 2 Unused 3 Tip 4 Ring 5 Unused 6 Unused