Learn with CompTIA : JK0-604 training material for 100% pass
Updated: Jul 25, 2026
No. of Questions: 100 Questions & Answers with Testing Engine
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CompTIA JK0-604 Exam Overview:
| Certification Vendor: | CompTIA |
| Exam Name: | CompTIA E2C JK0-604 Exam (Depot Technician designation pathway) |
| Exam Number: | JK0-604 |
| Exam Price: | USD 163–168 |
| Exam Duration: | 90 minutes |
| Exam Format: | Linear computer-based test, Multiple-choice questions |
| Real Exam Qty: | 90 |
| Related Certifications: | CompTIA A+ Essentials (JK0-601 / 220-601) |
| Passing Score: | 700 (scale 100–900) |
| Certificate Validity Period: | Lifetime (no expiration before 2011 policy change) |
| Available Languages: | English, German |
| Recommended Training: | CompTIA Official A+ Study Guides |
| Exam Registration: | Prometric Pearson VUE |
| Exam Way: | In-person computer-based test at authorized testing centers |
| Pre Condition: | No formal prerequisites; recommended to pass CompTIA A+ Essentials (JK0-601 / 220-601) to earn full A+ certification |
| Official Syllabus URL: | Retired exam, official page no longer available; archived: https://web.archive.org/web/20100305114520/http://certification.comptia.org/a/exams/220-604.aspx |
CompTIA JK0-604 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Printers and Scanners | 12% | - Scanner installation and maintenance - Installation, configuration, and calibration - Troubleshooting print quality and mechanical issues - Types and technologies: laser, inkjet, thermal |
| Topic 2: PC Components and Hardware | 21% | - Adapter cards, ports, and expansion slots - Storage devices: HDD, SSD, optical drives - Power supplies and cooling systems - Install, configure, upgrade, and troubleshoot motherboards, CPUs, and memory |
| Topic 3: Portable Computers | 21% | - Input devices and expansion peripherals - Disassembly, reassembly, and preventive maintenance - Laptop components and form factors - Power systems, batteries, and displays |
| Topic 4: Security | 10% | - Physical security of hardware - Data protection and disk wiping - Basic security concepts for depot environment |
| Topic 5: Safety, Environmental, and Operational Issues | 9% | - Electrostatic discharge (ESD) protection - Workplace safety and equipment handling - Hazardous materials disposal and recycling |
| Topic 6: Troubleshooting and Preventive Maintenance | 27% | - Diagnosing hardware failures and error codes - Preventive maintenance procedures and schedules - Tools, utilities, and diagnostic software - Systematic troubleshooting methodology |
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