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HP Mini-in-One 24

HP Mini-in-One 24
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Maintenance and Service Guide
Mini-in-One 24 model
SUMMARY
This guide provides information about spare parts, removal and replacement of parts, diagnostic tests, problem
troubleshooting, and more.

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HP Mini-in-One 24 Specifications

General IconGeneral
3DNo
Screen shapeFlat
Response time14 ms
Display diagonal23.8 \
Display technologyLED
Native aspect ratio16:9
Maximum refresh rate80 Hz
Contrast ratio (typical)1000:1
Display number of colors-
Display brightness (typical)250 cd/m²
HP segmentBusiness
Number of speakers2
Tilt angle range-5 - 30 °
AC input voltage100 - 240 V
Power consumption (standby)- W
USB hub version3.2 Gen 1 (3.1 Gen 1)
CertificationAustralian-New Zealand MEPS; BSMI; CB; CCC; CE; CECP; CEL; CSA; EAC; Energy Star; FCC; ICES; ISO 9241-307; KC; KCC; NOM; PSB; SEPA; TCO Certified Edge; TUV; UL; VCCI; Vietnam MEPS; WEEE; ISC
Product colorBlack
Country of originChina
Sustainability certificatesEPEAT Silver
Operating temperature (T-T)5 - 35 °C
Operating relative humidity (H-H)20 - 80 %
Cables includedAC
Package depth473 mm
Package width650 mm
Package height315 mm
Package weight12780 g
Harmonized System (HS) code85285210
Weight and Dimensions IconWeight and Dimensions
Depth (with stand)242 mm
Height (with stand)503.8 mm
Depth (without stand)75 mm
Width (without stand)539.6 mm
Height (without stand)367.6 mm
Weight (without stand)7200 g

Summary

Summary

Document Overview

This guide provides information about spare parts, removal and replacement of parts, diagnostic tests, problem troubleshooting, and more.

Getting Started

Important Safety Information

Read cautions and notes to minimize risk of personal injury. Proper service methods are important for safe operation.

Important Service Information and Precautions

Repair by professional technicians. End users should not perform procedures. Adherence to procedures and precautions is essential.

RoHS (200295 EC) Requirements

Details RoHS compliance requirements for products sold in the EU and other countries, including original and replacement parts.

General Descriptions

This manual contains general information and describes two levels of service: cosmetic/alignment and circuit board/parts replacement.

Firmware Updates

Information on where to find firmware updates for the monitor on the HP support website.

Before Returning Repaired Product

Procedure to perform an AC leakage current check on exposed metallic parts to ensure safety before returning the product.

Monitor Features

Feature Overview

Details the monitor's features, including screen size, resolution, panel type, viewing angles, and adjustability.

Front Components Identification

Identifies and describes components on the front of the monitor, such as microphones, webcam, and power button.

Side Components Identification

Identifies and describes components on the sides of the monitor, including headset jack and USB 3.1 Gen1 ports.

Rear Components Identification

Identifies and describes components on the rear of the monitor, including security slot, USB ports, and various connectors.

Serial and Product Number Location

Details the location of the serial and product numbers on a barcode label on the bottom edge of the display head.

Illustrated Parts Catalog

Major Component Identification

Provides an illustration and table identifying the monitor's major components by item number and description.

How to Order Parts

Connector Part Sourcing

Lists EU distributors for connectors and provides part numbers for DisplayPort, USB, DC jack, and USB-C connectors.

Removal and Replacement Procedures

Preparation for Disassembly

Details steps to prepare for disassembly, including reading safety info, cleaning area, and gathering equipment.

RC Removal

Provides steps for removing the RC, starting with unscrewing the rear case and splitting the sides apart.

IO Shielding and Small Board Removal

Details removing Mylar, screws, IO shielding, and small boards from the rear cover.

Webcam Module and PCBA Removal

Outlines steps to remove the webcam module from the middle frame and the PCBA by releasing screws on the scaler board.

Speaker and Chassis Removal

Describes removing speakers by releasing support brackets and removing the chassis, middle frame, and gasket.

Connector Repair

Connector Identification

Lists connector types and their general locations on the main and IO boards.

Main Board Connector Locations

Shows images and identifies locations of connectors on the Main Board.

USBAudio Board Connector Locations

Shows images and identifies locations of connectors on the USB Side Board and Audio Board.

DP Connector Repair

Provides steps for repairing the DP connector (CN5) using a hot air gun and soldering iron.

DC Jack Connector Repair

Details the repair process for the DC jack connector (CN1) using desoldering and soldering techniques.

USB Upstream Connector Repair

Explains the repair of the USB upstream connector (P1) by desoldering and soldering a new component.

USB Connector Repair (P2-P5, P1-P2)

Covers repair of multiple USB connectors on the PCB, including desoldering, removal, and soldering.

USB-C Connector Repair

Details the repair of the USB-C connector (P1) by heating the PCB, removing, and soldering a new component.

Headphone Connector Repair

Outlines the repair procedure for the headphone connector (CN2) by heating the PCB and soldering a new component.

Function Test

Function Test Procedures

Describes tests for USB-C, DP, Audio, and USB ports to confirm correct operation after repair.

Support and Troubleshooting

Solving Common Problems

Lists common problems, their possible causes (e.g., power cord disconnected, display off), and recommended solutions.

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