INSTRUCTION MANUAL
Please read the relevant materials carefully before use. Select the corresponding product type and operate strictly in accordance
with the instructions.
## (I) LCD Touch Screen
The correct product model must be purchased. To ensure driving safety, do not operate or replace the screen device while
driving.
1. Please replace the screen in a dust-free environment.
2. Keep away from sharp objects to prevent scratches on the screen and casing.
3. Do not exert heavy pressure, drop or subject the product to severe vibration to avoid internal damage.
4. Disconnect power before cleaning. Use a soft dry cloth; do not spray liquid directly onto the product.
5. Installation and wiring must be performed by professionals to avoid affecting the normal operation of the vehicle.
6. Do not disassemble the product without professional guidance to avoid product damage or personal injury.
## (II) Vehicle CD/DVD Movement & Laser Head
To ensure driving safety, do not operate or replace the device while driving.
1. Please replace such products in a dust-free environment.
2. Remove the protective tab from all laser heads before use.
3. Do not exert heavy pressure, drop or subject the product to severe vibration to avoid internal damage.
4. Disconnect power before cleaning. Use a soft dry cloth; do not spray liquid directly onto the product.
5. Installation and wiring must be performed by professionals to avoid affecting the normal operation of the vehicle.
6. Do not disassemble the product without professional guidance to avoid product damage or personal injury.
## (III) Car Navigation HDD Hard Disk Drive
1 ：Before purchasing this product, you need to confirm the correct specifications and model to avoid damage to the device or
hard drive caused by mismatched specifications.2 ：Data writing must be operated by the user themselves. The manufacturer does not provide data download or writing services. If you are not familiar with the operation, it is recommended to ask professional personnel for assistance to avoid damage to the hard drive or data due to operational errors.
3：Avoid frequent formatting, data writing/deletion operations on the hard drive to reduce wear of the flash memory chip and
extend the service life of the hard drive; it is recommended to regularly back up important data in the hard drive.
4 ：During vehicle operation, avoid severe collision or tapping on the hard drive installation area (central control part). Although
the solid-state drive has strong shock resistance, extreme vibration may still cause loose interfaces and damage to the hard drive.