ASUS Certified Repair & Maintenance 2 — Questions and Answers
Question 1: When replacing an ASUS laptop battery, what should you do before disconnecting the old battery?
- Power on the laptop to drain remaining charge
- Disconnect the AC adapter and power off the device (Correct answer)
- Remove the RAM modules first
- Update the BIOS firmware
Correct answer: Disconnect the AC adapter and power off the device
Always disconnect the AC adapter and fully power off the device before removing the battery to prevent electrical damage or short circuits.
Question 2: Which ASUS diagnostic tool is used to run hardware tests on ROG and TUF series laptops?
- ASUS PC Diagnostics
- MyASUS app diagnostics (Correct answer)
- ASUS AI Recovery
- WinPE Recovery Tool
Correct answer: MyASUS app diagnostics
The MyASUS app includes a built-in System Diagnosis tool for running hardware tests on supported ASUS laptop models.
Question 3: What is the correct torque specification approach when reassembling an ASUS laptop chassis?
- Tighten screws as firmly as possible
- Follow the screw sequence in the service manual and use finger-tight plus a quarter turn (Correct answer)
- Use a power drill for consistency
- Only tighten screws marked with a torque symbol
Correct answer: Follow the screw sequence in the service manual and use finger-tight plus a quarter turn
ASUS service manuals specify screw sequences and torque guidance to prevent stripping threads or cracking plastic chassis components.
Question 4: An ASUS ZenBook displays a 'No Bootable Device' error after an SSD replacement. What is the most likely cause?
- The display cable is loose
- The SSD is not seated properly in the M.2 slot (Correct answer)
- The webcam driver is missing
- The touchpad firmware needs updating
Correct answer: The SSD is not seated properly in the M.2 slot
A 'No Bootable Device' error after SSD replacement typically indicates the drive is not fully seated in the M.2 slot or the securing screw is missing.
Question 5: What does the ASUS EC (Embedded Controller) firmware control?
- GPU clock speeds only
- Battery charging, thermal management, and keyboard backlight (Correct answer)
- Wi-Fi driver settings
- Display color calibration
Correct answer: Battery charging, thermal management, and keyboard backlight
The Embedded Controller manages critical low-level functions including battery charging protocols, fan speed, thermal thresholds, and keyboard backlight.
Question 6: When cleaning an ASUS laptop cooling system, which method is recommended for removing dust from the heatsink fins?
- Use a wet cloth and wipe through the vents
- Use compressed air in short bursts while holding the fan blades stationary (Correct answer)
- Blow air directly without restraining the fan
- Use a vacuum cleaner nozzle directly on vents
Correct answer: Use compressed air in short bursts while holding the fan blades stationary
Compressed air in short bursts is effective, and holding fan blades prevents them from spinning above rated speed which can damage the bearings.
Question 7: Which interface does ASUS use on most modern thin-and-light laptops for primary storage?
- SATA III 2.5-inch
- M.2 NVMe PCIe (Correct answer)
- mSATA
- USB 3.2 external
Correct answer: M.2 NVMe PCIe
Modern ASUS thin-and-light laptops primarily use M.2 NVMe PCIe SSDs for high-speed storage with a compact form factor.
ASUS Certified Repair & Maintenance 2
When replacing an ASUS laptop battery, what should you do before disconnecting the old battery?