Maintenance & Service Guide
Presario 1900 Series
Models: 1900T, 1905, 1906, 1910, 1915, 1919, 1920, 1922, 1925, 1926, 1927, 1928, 1929, and 1930
Before You Begin |
| Specifications |
| Parts Catalog |
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Removal Sequence |
| Troubleshooting |
| Battery Operations |
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Product Description |
| Pin Assignments |
| Index |
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Removal and Replacement Procedures
Electrostatic
Discharge
Service Considerations
Cables and
Connectors
Preparing the
Computer for
Disassembly
Battery Pack
Hard Drive
Keyboard
Memory
Module
Modem
Heatspreader
Processor
Display Panel
Assembly
Upper CPU
Cover with Palmrest and
TouchPad
Hard Drive/
Battery Charger Board
Converter
Board
Low Voltage
Differential Signal Board
Fan Assembly 
System Board 
Speaker
Assembly
Disassembling
the Wedge
DVD or CD
Drive
System to
Wedge
Interface
Board
Diskette Drive 
Wedge to Port
Replicator
Interface
Board
How to use Processor Jig
Lock Processor Step 1
Lock Processor Step 2
Locking the
Processor
Refer to the illustrations at left to verify. Follow these steps to lock processor:
1.Place the Jig Block on the CPU frame in the lower right- hand corner. Make sure that the block is fully seated. The handle must be at a 45 degree angle (as illustrated) when installing the Jig block.
2.Twist handle 90
degrees clockwise to unlock processor.
To unlock processor