HP ProDesk 400 G4 Small Form Factor PC Bedienungsanleitung

Hardware Reference GuideHP ProDesk 400 G4 SFF Business PC

Front panel componentsDrive conguration may vary by model. Some models have a bezel blank covering the slim optical drive bay.1 Slim optical drive (o

Rear panel components1 Audio-in jack 5 VGA monitor connector2 RJ-45 (network) jack 6 USB 2.0 ports (2)3 Audio-out jack for powered audio devices 7 USB

2 Hardware upgradesServiceability featuresThe computer includes features that make it easy to upgrade and service. No tools are needed for most of the

Removing the computer access panelTo access internal components, you must remove the access panel:1. Remove/disengage any security devices that prohib

Replacing the computer access panelPlace the panel on the computer (1), slide it forward (2), and tighten the thumbscrew (3) to secure the panel in pl

Removing the front bezel1. Remove/disengage any security devices that prohibit opening the computer.2. Remove all removable media, such as compact dis

Removing a slim optical drive bezel blankOn some models, there is a bezel blank covering the slim optical drive bay that needs to be removed before in

Changing from desktop to tower congurationThe Small Form Factor computer can be used in a tower orientation with an optional tower stand that can be

System board connectorsRefer to the following illustration and table to identify the system board connectors for your model.No. System Board Connector

Installing additional memoryThe computer comes with double data rate 4 synchronous dynamic random access memory (DDR4-SDRAM) dual inline memory module

© Copyright 2017 HP Development Company, L.P.Windows is either a registered trademark or trademark of Microsoft Corporation in the United States and/o

assigned to single channel. If one channel will have more memory than the other, the larger amount should be assigned to Channel A.●In any mode, the m

6. Disconnect the power cable (1) and data cable (2) from the rear of the optical drive.7. Press the release lever on the back of the drive (1), and t

8. Disconnect the data cable (1) and power cable (2) from the rear of the hard drive.9. Press inward on the drive cage release latch (1), rotate the d

10. Open both latches of the memory module socket (1), and insert the memory module into the socket (2). Push the module down into the socket, ensurin

12. Connect the power cable (1) and data cable (2) to the rear of the hard drive.13. Slide the optical drive through the front bezel all the way into

14. Connect the power cable (1) and data cable (2) to the rear of the drive.15. Replace the access panel.16. Reconnect the power cord and any external

Removing or installing an expansion cardThe computer has one PCI Express x1 expansion socket and one PCI Express x16 expansion socket.NOTE: The PCI Ex

b. If you are removing a PCI Express x1 card, hold the card at each end, and carefully rock it back and forth until the connectors pull free from the

c. If you are removing a PCI Express x16 card, pull the retention arm on the back of the expansion socket away from the card and carefully rock the ca

12. Rotate the slot cover retention latch back in place to secure the expansion card.13. Connect external cables to the installed card, if needed. Con

Safety warning noticeWARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly on

Removing and installing drivesWhen installing drives, follow these guidelines:●The primary Serial ATA (SATA) hard drive must be connected to the dark

Removing a 9.5 mm slim optical driveCAUTION: All removable media should be taken out of a drive before removing the drive from the computer.1. Remove/

Installing a 9.5 mm slim optical drive1. Remove/disengage any security devices that prohibit opening the computer.2. Remove all removable media, such

8. Slide the optical drive through the front bezel all the way into the bay (1) so that it locks in place (2).9. Connect the power cable (1) and data

Removing and replacing a hard driveNOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so that you can tra

8. Disconnect the data cable (1) and power cable (2) from the rear of the hard drive.9. Press inward on the drive cage release latch (1), rotate the d

●If you are removing a 2.5-inch hard drive, remove the four screws that secure the drive to the drive cage (1) to release the drive (2).11. Install th

●If you are installing a 2.5-inch hard drive, slide the drive into the drive cage (1) and secure the drive with four M3 metric screws.NOTE: The four s

12. Hold the drive cage at an angle and insert the tabs on the side of the drive cage into the slots on the chassis (1), and then lower the other side

14. Slide the optical drive through the front bezel all the way into the bay (1) so that it locks in place (2).15. Connect the power cable (1) and dat

iv Safety warning notice

Installing a security lockThe security locks displayed below and on the following pages can be used to secure the computer.Security cable lockPadlock3

HP Business PC Security Lock V21. Loop the security cable around a stationary object.2. Attach the security cable fastener to a desktop using the appr

3. Slide the security cable through the security cable fastener.NOTE: This step is not necessary if you looped the security cable around a stationary

5. Slide the security cable through the security guide installed on the monitor.6. Attach the accessory cable fastener to a desktop using the appropri

7. Slide the security cable through the holes in the accessory cable fastener.8. Screw the lock to the chassis using the screw provided.36 Chapter 2

9. Insert the plug end of the security cable into the lock (1) and push the button in (2) to engage the lock. Use the key provided to disengage the lo

A Battery replacementThe battery that comes with the computer provides power to the real-time clock. When replacing the battery, use a battery equival

b. Slide the replacement battery into position, positive side up. The battery holder automatically secures the battery in the proper position.Type 2a.

b. Insert the new battery and position the clip back into place.NOTE: After the battery has been replaced, use the following steps to complete this pr

B Electrostatic dischargeA discharge of static electricity from a nger or other conductor may damage system boards or other static-sensitive devices.

About This BookThis guide provides basic information for upgrading the HP ProDesk Business PC.WARNING! Text set o in this manner indicates that failu

C Computer operating guidelines, routine care and shipping preparationComputer operating guidelines and routine careFollow these guidelines to properl

Optical drive precautionsBe sure to observe the following guidelines while operating or cleaning the optical drive.Operation●Do not move the drive dur

D AccessibilityHP designs, produces, and markets products and services that can be used by everyone, including people with disabilities, either on a s

IndexAaccess panelremoval 5replacement 6accessibility 44Bbattery replacement 38Ccomputer operating guidelines 42DDIMMs. See memorydrivescable connecti

vi About This Book

Table of contents1 Product features ...

Grounding methods .........

1 Product featuresStandard conguration featuresFeatures may vary depending on the model. For support assistance and to learn more about the hardware