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Maintenance & Service Guide for Presario 1600 Series (Models 1683-1694)
Home Page | Notice | Preface | Product Description | Troubleshooting |
Illustrated Parts Catalog |
Removal & Replacement Procedures | Specifications | Pin Assignments | Battery
Pack Operations
Download to this Maintenance and Service Guide (MSG) to your hard drive.
Welcome to the Maintenance & Service Guide (MSG). This online guide is designed to serve the needs of those whose job it is to repair Compaq products. The Notice, contains the copyright and trademark
information. The Preface shows symbol conventions, Technician Notes and Serial Number locations on the unit.
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This MSG will be periodically maintained and updated online as needed.
For content comments or questions, contact the Editor.
To report a technical problem, contact your Regional Support Center or IM Help Center.
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Maintenance & Service Guide for Presario 1600 Series (Models 1683-1694)
| Home Page | Notice | Preface | Product Description | Troubleshooting |
Illustrated Parts Catalog |
Removal & Replacement Procedures | Specifications | Pin Assignments |
Battery Pack Operations
Notice
The information in this guide is subject to change without notice.
COMPAQ COMPUTER CORPORATION SHALL NOT BE LIABLE FOR TECHNICAL OR EDITORIAL ERRORS OR OMISSIONS CONTAINED HEREIN, NOR FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE FURNISHING, PERFORMANCE, OR USE OF THIS MATERIAL.
This guide contains information protected by copyright. No part of this guide may be photocopied or reproduced in any form without prior written consent from Compaq Computer Corporation.
1998 Compaq Computer Corporation. All rights reserved. Printed in the U.S.A.
Compaq, Presario Series Registered U. S. Patent and Trademark Office.
Microsoft, MS-DOS, and Windows are registered trademarks of Microsoft Corporation. Windows 98 is a trademark of Microsoft Corporation.
The software described in this guide is furnished under a license agreement or nondisclosure agreement. The software may be used or copied only in accordance with the terms of the agreement.
Product names mentioned herein may be trademarks and/or registered trademarks of their respective companies.
Maintenance and Service Guide
Compaq Presario Series Portable Computer
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First Edition (March 1999)
Compaq Computer Corporation
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Maintenance & Service Guide for Presario 1600 Series (Models 1683-1694)
| Home Page | Notice | Preface | Product Description | Troubleshooting |
Illustrated Parts Catalog |
Removal & Replacement Procedures | Specifications | Pin Assignments | Battery
Pack Operations
Preface
This Maintenance and Service Guide is a troubleshooting guide that can be used for reference when servicing the Compaq Presario Series Portable Computers.
Compaq Computer Corporation reserves the right to make changes to the Compaq Presario Series Portable Computers without notice.
Symbols
The following words and symbols mark special messages throughout this guide.
WARNING: Text set off in this manner indicates that failure to follow directions in the warning could result in bodily harm or loss of life.
CAUTION: Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of data.
IMPORTANT: Text set off in this manner presents clarifying information or specific instructions.
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NOTE: Text set off in this manner presents commentary, sidelights, or interesting points of information.
Technician Notes
WARNING: Only authorized technicians trained by Compaq should repair this equipment. All troubleshooting and repair procedures are detailed to allow only subassembly/module level repair. Because of the complexity of the individual boards and subassemblies, the user should not attempt to make repairs at the component level or to make modifications to any printed circuit board. Improper repairs can create a safety hazard. Any indications of component replacement or printed circuit board modifications may void any warranty.
Serial Number
When requesting information or ordering spare parts, the computer serial number should be provided to Compaq. The serial number is located on the bottom of the computer.
Locating Additional Information
The following documentation is available to support this product:
●Compaq Presario Series Portable Computer documentation set
●Introducing Windows 98 Guide
●Service Training Guides
●Compaq Service Advisories and Bulletins
●Compaq QuickFind
●Compaq Service Quick Reference Guide
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Maintenance & Service Guide for Presario 1600 Series (Models 1683-1694)
| Home Page | Notice | Preface | Product Description | Troubleshooting |
Illustrated Parts Catalog |
Removal & Replacement Procedures | Specifications | Pin Assignments | Battery
Pack Operations
Product Description
Models and
Features
Controls and Lights
Front Bezel Lights
Front Bezel Buttons
Left Side Components
Right Side Components
Underside of Unit
Rear Connectors
Power Management for Windows 98
The Compaq Presario Series Portable Computer is a continuation of the new generation of multimedia portable computers with an innovative and integrated design, outstanding audio and video, advanced core features, and attractive styling. This full-function, AMD-K6-based portable computer allows full desktop functionality.
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Maintenance & Service Guide for Presario 1600 Series (Models 1683-1694)
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Illustrated Parts Catalog |
Removal & Replacement Procedures | Specifications | Pin Assignments | Battery
Pack Operations
Troubleshooting
Preliminary
Steps
Clearing the
Power-On
Password
Power-On Self
Test (POST)
Compaq
Diagnostics
Diagnostic Error
Codes
Troubleshooting
Without
Diagnostics
Solving Minor
Problems
Contacting
Compaq
Support
This section covers troubleshooting information for the Compaq Presario Series Portable Computers. The basic steps in troubleshooting include:
1. Follow the Preliminary Steps.
2. Run the Power-On Self-Test (POST).
3. Follow the recommended actions described in the diagnostic tables, if you are unable to run POST or if POST displays an error message.
When following the recommended actions in the Sections on POST and Diagnostic Error Codes perform them in the
order listed. Rerun POST after each recommended action until the problem is solved and no error message occurs. Once the problem is solved, do not complete the remaining recommended actions.
Note: If the problem is intermittent, check the computer several times to verify that the problem is solved.
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Maintenance & Service Guide for Presario 1600 Series (Models 1683-1694)
| Home Page | Notice | Preface | Product Description | Troubleshooting |
Illustrated Parts Catalog |
Removal & Replacement Procedures | Specifications | Pin Assignments | Battery
Pack Operations
Illustrated Parts Catalog
System Unit
Boards
Display
Assembly
Mass Storage
Devices
Miscellaneous
Cable Kit
Miscellaneous
Hardware Kit
Miscellaneous
Plastics Kit
Miscellaneous
Parts
Documentation
and Software
This section provides an breakdown and identifies the spare parts ordering number associated with each item(s) for the Compaq Presario Series Portable Computers.
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Maintenance & Service Guide for Presario 1600 Series (Models 1683-1694)
| Home Page | Notice | Preface | Product Description | Troubleshooting |
Illustrated Parts Catalog |
Removal & Replacement Procedures | Specifications | Pin Assignments | Battery
Pack Operations
Removal and Replacement Procedures
This section explains the removal and replacement procedures for the computer.
Serial Number Location
Removal sequence
Electrostatic |
|
Discharge |
|
Service |
|
Considerations |
|
Cables and |
|
Connectors |
|
Preparing the |
|
Computer for |
|
Disassembly |
|
Battery Pack |
|
Palmrest Cover |
|
with Touch Pad |
|
Heatspreader |
Report the computer serial number to Compaq when requesting information |
|
|
Keyboard |
or ordering spare parts. |
Processor |
|
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Hard Drive
DVD or
CD Drive
Battery Charger
Board
Modem
Display Panel
Assembly
Upper CPU
Cover
Network
Interface Card
Speaker
Assembly
Diskette Drive
Fan Assembly
System Board
Dip Switch
Settings
Memory Module
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Maintenance & Service Guide for Presario 1600 Series (Models 1683-1694)
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Specifications
This chapter covers the following specifications of Compaq Presario Series Portable Computers:
●Computer models
●Physical and environmental
●System Interrupts
●System DMA
●System I/O Address
●System Memory Catalog
●Display
●Memory expansion
●Diskette drive
●Hard drive
●DVD or CD drive
●Battery pack
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Physical and Environmental
Computer Specifications
Dimensions
Height
Depth
Width
Weight
Model 1683
Model 1685
Model 1687
Model 1688
Model 1690
Stand-Alone (Battery Pack) Power Requirements
Nominal Operating Voltage
Maximum Operating Power
Peak Operating Power
AC Power Requirements
Operating Voltage
Operating Current
Operating Frequency
Maximum Transient
Temperature
U.S. |
Metric |
1.97 in |
5.0 cm |
12.32 in |
31.3 cm |
10.12 in |
25.7 cm |
(Data not available) |
(Data not available) |
7.19lbs |
3260 g |
7.19 lbs |
3260 g |
7.36 lbs |
3340 g |
7.76 lbs |
3520 g |
Li Ion
W @ 14.8 VDC
W @ 56.5 W
W @ 58.5 W
(Information not available)
Operating |
41° to 95 °F |
5° to 35 °C |
Nonoperating |
-4° to 140 °F |
-20° to 60 °C |
Relative Humidity (Non-condensing) |
|
|
|
|
|
Operating |
10 to 90% |
35°C to 90% |
Nonoperating (tw = 38.7°C max) |
5 to 95% |
60°C to 95% |
Altitude |
|
|
Operating |
0 to 10,000 ft |
0 to 3.15 km |
Nonoperating |
0 to 30,000 ft |
0 to 10.14 km |
Shock |
|
|
|
|
|
Operating |
10 G, 11 ms, half sine |
|
Non operating |
240 G, 2 ms, half sine |
|
Vibration |
|
|
|
|
|
|
|
|
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Operating |
0.55 G, 0.25 Oct/Min |
|
sweep rate |
Nonoperating |
1.5 G, 0.25 Oct/Min |
|
sweep rate |
|
NOTE: |
Applicable product safety standards specify thermal limits for plastic surfaces. Compaq Presario Series Portable Computers operate |
|||
|
well within this range of temperatures. |
||||
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||||
System Interrupts |
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|||
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System Interrupts |
|
|
|
|
Hardware IRQ |
System Function |
|
|
|
|
IRQ0 |
System Timer |
|
|
|
|
IRQ1 |
Standard 101/102-Key or Microsoft Natural Keyboard |
|
|
|
|
IRQ2 |
Programmable interrupt controller |
|
|
|
|
IRQ3 |
IRQ Holder for PCI Steering |
|
|
|
|
IRQ3 |
ALi PCI to USB Open Host Controller |
IRQ4 |
Communications Port (COM1) |
IRQ5 |
IRQ Holder for PCI Steering |
IRQ5 |
PCI Fast Ethernet DEC 21143 Based Adapter |
IRQ5 |
ESS SOLO-1 PCI AudioDrive |
IRQ5 |
IRQ Holder for PCI Steering |
IRQ6 |
Standard Floppy Disk Controller |
IRQ7 |
Printer Port (LPT1) |
IRQ8 |
System CMOS / real-time clock |
IRQ9 |
RAGE LT PRO AGP 2X (English) |
IRQ9 |
IRQ Holder for PCI Steering |
IRQ10 |
Texas Instruments PCI-1211 CardBus Controller |
IRQ10 |
IRQ Holder for PCI Steering |
IRQ10 |
Lucent 56K V.90 PCI DF Modem |
IRQ12 |
Synaptics PS/2 TouchPad |
IRQ13 |
Numeric data processor |
IRQ14 |
ALi M5229 PCI Bus Master IDE Controller |
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|
IRQ14 |
Primary IDE controller (dual fifo) |
IRQ15 |
ALi M5229 PCI Bus Master IDE Controller |
IRQ15 |
Secondary IDE controller (dual fifo) |
System DMA
|
System DMA |
Hardware DMA |
System Function |
0 |
(free) |
1 |
ESS SOLO-1 DOS Emulation |
2 |
Standard Floppy Disk Controller |
3 |
(free) |
4 |
Direct memory access controller |
5 |
(free) |
System I/O Address
|
|
System I/O Address |
I/O Address (Hex) |
|
System Function (Shipping Configuration) |
0000 |
- 000Fh |
Direct memory access controller |
0020h - 0021h |
Programmable interrupt controller |
|
0040h - 0043h |
System timer |
|
0060h |
- x0060h |
Standard 101/102-Key or Microsoft Natural Keyboard |
0061h |
- x0061h |
System speaker |
0064h |
- x0064h |
Standard 101/102-Key or Microsoft Natural Keyboard |
0070h - 0071h |
System CMOS/real time clock |
|
0080h - 0080h |
Motherboard resources |
|
0081h - 008Fh |
Direct memory access controller |
|
0092h - 0092h |
Motherboard resources |
|
00A0h - 00A1h |
Programmable interrupt controller |
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|
|
00B1h - 00B3h |
Motherboard Resources |
|
00C0h - 00DFh |
Direct memory access controller |
|
00EAh - 00EBh |
Motherboard resources |
|
00F0h - 00FFh |
Numeric data processor |
|
0100h - 010Fh |
Motherboard resources |
|
0170h - 0177h |
ALi M5229 PCI Bus Master IDE Controller |
|
0170h - 0177h |
Secondary IDE controller (dual fifo) |
|
01F0h - 01F7h |
ALi M5229 PCI Bus Master IDE Controller |
|
0200h - 0203h |
Gameport Joystick |
|
0220h |
- 022Fh |
ESS SOLO-1 DOS Emulation |
0330h - 0331h |
ESS SOLO-1 DOS Emulation |
|
0376h - 0376h |
Secondary IDE controller (dual fifo) |
|
0376h - 0376h |
ALi M5229 PCI Bus Master IDE Controller |
|
0378h |
- 037Fh |
Printer Port (Ltp1) |
0388h - 038Bh |
ESS SOLO-1 DOS Emulation |
|
03B0h - 03BBh |
RAGE LT PRO AGP 2X (English) |
|
03C0h - 03DFh |
RAGE LT PRO AGP 2X (English) |
|
03F0h - 03F5h |
Standard Floppy Disk Controller |
|
03F6h - 03F6h |
Primary IDE controller (dual fifo) |
|
03F6h - 03F6h |
ALi M5229 PCI Bus Master IDE Controller |
|
03F7h - 03Fh7 |
Standard Floppy Disk Controller |
|
03F8h - 03FFh |
Communication Port (COM1) |
|
040Bh - 040Bh |
Motherboard Resources |
|
040D0h - 04D1h |
Motherboard Resources |
|
04D6h - 04D6h |
Motherboard Resources |
|
0CF8h - 0CFFh |
PCI Bus |
|
1000h - 103Fh |
Motherboard Resources |
|
1040h - 105Fh |
Motherboard Resources |
|
1060h - 106Fh |
ESS SOLO-1 PCI AudioDrive |
|
1070h - 107Fh |
ESS SOLO-1 PCI AudioDrive |
|
1080h - 10FFh |
PCI Fast Ethernet DEC 21143 Based Adapter |
|
1400h - 14FFh |
Lucent 56K V.90 PCI DF Modem |
|
1800h - 183Fh |
ESS SOLO-1 PCI AudioDrive |
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|
1840h - 1847h |
Primary IDE controller (dual fifo) |
1840h - 184Fh |
ALi M5229 PCI Bus Master IDE Controller |
1848h - 184Fh |
Secondary IDE controller (dual fifo) |
1850h - 1853h |
ESS SOLO-1 PCI AudioDrive |
1854h - 1857h |
ESS SOLO-1 PCI AudioDrive |
1858h - 185Fh |
Lucent 56K V.90 PCI DF Modem |
2000h - 2FFFh |
PCI standard PCI-to-PCI bridge |
2000h - 20FFh |
RAGE LT PRO AGP 2X (English) |
System Memory Catalog
|
System Memory Catalog |
|
|
Memory Address |
System Function |
00000000h - 0009FFFFh |
System board extension for PnP BIOS |
000A0000h - 000AFFFFh |
RAGE LT PRO AGP 2X (English) |
000B0000h - 000BFFFFh |
RAGE LT PRO AGP 2X (English) |
000C0000h - 000CBFFFh |
RAGE LT PRO AGP 2X (English) |
000DC000h - 000DFFFFh |
Motherboard Resources |
000E0000h - 000FFFFFh |
System board extension for PnP BIOS |
00100000h - 01FFFFFFh |
System board extension for PnP BIOS |
0C000000h - 0C000FFFh |
Texas Instruments PCI-1211 CardBus Controller |
E0000000h - E3FFFFFFh |
ALi M1541 AGP System Controller |
FC000000h - FCFFFFFFh |
ALi PCI to USB Open Host Controller |
FC001000h - FC0010FFh |
Lucent 56K V.90 PCI DF Modem |
FC001400h - FC0017FFh |
PCI Fast Ethernet DEC 21143 Based Adapter |
FC100000h - FDFFFFFFh |
PCI standard PCI-to-PCI bridge |
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FC100000h - FC100FFFh |
RAGE LT PRO AGP 2X (English) |
FC120000h - FC13FFFFh |
RAGE LT PRO AGP 2X (English) |
FD000000h - FDFFFFFFh |
RAGE LT PRO AGP 2X (English) |
FFFC0000h - FFFFFFFFh |
Motherboard Resources |
Display
12.1" (Diagonal) TFT Display with LVDS
|
U.S. |
Metric |
Dimensions |
7.83" |
19.9 cm |
Height |
||
Width |
10.8" |
25.7 cm |
Diagonal Size |
12.1" |
30.7 cm |
Mounting |
Internal |
|
Number of Colors |
16 M |
|
Contrast Ratio |
Typical 150:1 |
|
Brightness |
Over 120 cd/m~3 |
|
Pixel Resolution |
0.30 x 0.30 mm |
|
Pitch |
|
|
Format |
800 x 600 |
|
Configuration |
RGB Stripe |
|
Backlight |
Edge Light |
|
Character Display |
80 x 25, 80 x 50 |
|
Total Power Consumption |
5.4 W (max) |
|
(Information not available)
13.3" (Diagonal) TFT Display with LVDS
U.S. Metric
Dimensions
Height
Width
Diagonal Size
Mounting
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Number of Colors
Contrast Ratio
Brightness
Pixel Resolution
Pitch
Format
Configuration
Backlight
Character Display
Total Power Consumption
14.1" (Diagonal) TFT Display with LVDS
|
U.S. |
Metric |
Dimensions |
8.43" |
21.42 cm |
Height |
||
Width |
11.2" |
28.56 cm |
Diagonal Size |
14.1" |
35.8 cm |
Mounting |
Internal |
|
Number of Colors |
64 K |
|
Contrast Ratio |
Typical 150:1 |
|
Brightness |
Over 120 cd/m~3 |
|
Pixel Resolution |
0.279 x 0.279 mm |
|
Pitch |
|
|
Format |
1024 x 768 |
|
Configuration |
RGB Stripe |
|
Backlight |
Edge Light |
|
Character Display |
80 x 25 |
|
Total Power Consumption |
6.6 W (max) |
|
Memory Expansion
Base System Memory |
|
Expansion Board Memory |
|
Total Memory |
32-MB |
|
32-MB |
|
64-MB |
32-MB |
|
64-MB |
|
96-MB |
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"Compaq.com - Compaq Presario Series Maintenance and Service Guide - Models : 1683, 1685, 1687, 1688, and 1690
32-MB |
128-MB |
160-MB |
64-MB |
32-MB |
96-MB |
64-MB |
64-MB |
128-MB |
64-MB |
128-MB |
192-MB |
Diskette Drive
|
Diskette Drive |
Diskette Size |
3.5 in |
Light |
None |
Height |
.5" / 1.27 cm |
Bytes per Sector: |
512 |
Sectors per Track |
18 (1.44-MB) / 15 (1.2-MB) |
High Density |
|
Low Density |
9 |
Tracks per Side |
80 (1.44-MB) / 80 (1.2-MB) |
High Density |
|
Low Density |
80 |
Access Times |
3 ms/6 ms |
Track-to-Track (high/low) |
|
Average (ms) |
94 ms/174 ms |
Setting Time (ms) |
15 ms |
Latency Average |
100 |
Number of Read/Write Heads |
2 |
Hard Drive
|
Hard Drives |
|
|
6.4-GB |
4.8-GB |
Capacity Per Drive |
6.4-GB |
4.8-GB |
Drive Type |
65 |
65 |
Physical Configuration |
8647 |
8647 |
Cylinders |
||
Heads |
6 |
6 |
Sectors per track |
240-250 |
240-250 |
Bytes per sector |
512 |
512 |
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"Compaq.com - Compaq Presario Series Maintenance and Service Guide - Models : 1683, 1685, 1687, 1688, and 1690 |
|
|
Logical Configuration |
13424 |
7944 |
Cylinders |
||
Heads |
15 |
15 |
Sectors per track |
63 |
63 |
Bytes per sector |
512 |
512 |
Seek Times |
2.5 ms |
2.5 ms |
(Typical, Including settling in ms) |
13 ms |
13 ms (read) |
Track to Track |
||
Average Maximum |
23 ms |
23 ms |
Rotational Speed |
4200 rpm |
4200 rpm |
Transfer Rate |
60.8 to 107.2 Mb/s |
60.8 to 107.2 Mb/s |
Media |
||
At interface |
33.3 MB/s |
33.3 MB/s |
Sector Interleave |
1:1 |
1:1 |
Buffer Size |
512 KB |
512 KB |
DVD or CD Drive
Applicable Disk
CD Drive
24x CD Drive
CD-DA, CD-ROM, CD-ROM XA, CD-1,
Photo CD (multisession), Video CD, CD-
R, CD-Extra (CD+), CD-G, CD-RW
Center Hole Diameter |
.6" / 15 mm |
Disc Diameter |
12 cm, 8 cm |
Disc Thickness |
1.2 mm |
Track Pitch |
1.6 um |
Access Time |
110 ms |
(typical, including setting) |
|
Audio Output Level |
+/- 0.27 Vrms |
Line out |
|
Headphone |
none |
Cache Buffer |
128 KB |
Data Transfer Rate |
3600 KB/s |
(typical, including setting) |
150 KB/s |
|
16.66 MB/sec |
Startup Time |
< 8 sec |
Stop time |
< 4 sec |
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"Compaq.com - Compaq Presario Series Maintenance and Service Guide - Models : 1683, 1685, 1687, 1688, and 1690
DVD Drive
Applicable Disk
Center Hole Diameter
Access Time
(typical, including setting)
Disc Thickness
Track Pitch
Laser
Beam Divergence
Audio Output Level
Line out Headphone
Cache Buffer
Data Transfer Rate
(typical, including setting)
Startup Time
Stop time
DVD-ROM, CD-ROM, CD-XA, CD-I, Photo CD,
Multisession, Audio, CD-R, CD-RW
6" / 15mm
<100 ms (CD)
<150 ms (DVD)
4.7", 3.15" / 12cm, 8cm 0.74um (DVD)
.05" / 1.2cm
1.0 volts RMS
0 - 0.6 volts RMS
512 KB/s (CD)
12,000 - 3,000 KB/s (CD)
2705 KB/s (DVD)
< 5 sec < 3 sec
Battery Pack
Battery Pack
|
Lithium Ion (Li ion) * |
|
|
US |
Metric |
Dimensions |
.81 in |
2.05 cm |
Height |
||
Length |
3.05 in |
7.75 cm |
Width |
5.69 in |
14.45 cm |
Weight |
0.85 Ib |
.39 kg |
Battery Pack Operating Time |
3:00 hr |
|
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"Compaq.com - Compaq Presario Series Maintenance and Service Guide - Models : 1683, 1685, 1687, 1688, and 1690
Energy
Voltage
Amp-hour capacity Watt-hour capacity
Environmental Requirements
Operating Temperature Non-operating Temperature
Compliance
Data Compression
Fax Modulation
Command Set
Cable
14.8 V
3.0 Ah
44.4 Wh
32° F to 113 F -4° F to 140 ° F
Modem
0° to 45° C -20° to 60° C
ITU v.90~6 standard
Full ITU-T V.34 compliance
Full compliance with: V.21, V.22, V.22bis, V.23, V.32, V.32bis, Bell 103, Bell 212A V.42bis/MNP 5
V. 17
V. 21 (Group III Compatible) V.29
V.27Ter
Hayes AT
Class 1 Fax
6 Ft. RJ-11 telephone cable
Top of Page
1.800.AT.COMPAQ
privacy and legal statement
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|
United States June 27, 2004 |
COMPAQ |
STORE | PRODUCTS | SERVICES | SUPPORT | CONTACT US | |
|
SEARCH |
Maintenance & Service Guide for Presario 1600 Series (Models 1683-1694)
| 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 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 (*).
Parallel Connector
Pin |
Signal |
Pin |
Signal |
1 |
Strobe* |
10 |
Acknowledge* |
2 |
Data Bit 0 |
11 |
Busy |
3 |
Data Bit 1 |
12 |
Paper Out |
4 |
Data Bit 2 |
13 |
Select |
5 |
Data Bit 3 |
14 |
Auto Linefeed* |
6 |
Data Bit 4 |
15 |
Error* |
7 |
Data Bit 5 |
16 |
Initialize Printer* |
8 |
Data Bit 6 |
17 |
Select In* |
9 |
Data Bit 7 |
18-25 |
Signal Ground |
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"Compaq.com - Compaq Presario Series Maintenance and Service Guide - Models: 1683, 1685, 1687, 1688, and 1690
* = Active low
|
Serial Connector |
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
Keyboard/Mouse
Connector |
Pin |
Signal |
|
1 |
Data 1 |
|
2 |
Data 2 |
|
3 |
Ground |
|
4 |
+5 V |
|
5 |
Clock 1 |
|
6 |
Clock 2 |
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External VGA Monitor
Connector |
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 |
Universal Serial Bus
Connector Pin Signal
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