Eastern Times Technology ET-3750 Wireless Keyboard User Manual

Eastern Times Technology ET-3750 Wireless Keyboard

Product features

Adopt 2.4 G wireless solutions
Meet the appearance of the principle of human body engineering design idea Chocolate key cap design, flexible operation, easy clean.
High quality injection silica gel, feel comfortable

Product installation

1. Take out the Wireless keyboard and receiver from the box
2. Put the Nano receiver into the USB port
3. Put 2PCS AAA alkaline battery inside the keyboard according in the correct polarity
4. LED blink a few seconds, now you can use the product

product function

1. The battery is low voltage remind function
   The battery is low voltage remind function as the keyboard use time lengthen, battery voltage will slowly lower, below the set remind voltage, in the process of use, LED light flashing red instructions appeared to remind you to replace new batteries.

2. CAPS LOCK、NUM LOCK instruction function
   This product increases the CAPS LOCK and NUM LOCK instruction function, users to identify case and the digital working condition. When LED light after the use of the keyboard, LED will be put out. The use of the keyboard again when press any key LED to light.

Reconnect
The wireless set respectively transmit and receive a group of built-in identification number, easy to use of products when using one-on-one. High temperature, high magnetic field, vibration, etc may make this group of code disappear, they need to connect only can be used, the method is as follows：

1. Pulling out and then to plug in the receiver;
2. Hold the “ESC” and “K” keys on the keyboard for a few seconds, and then to loosen, the low voltage LED shining to code namely after success. You also can use wireless keyboard.

Note

1. Use only AAA alkaline battery, a long time not to use products please take out the battery, in order to avoid corrosion parts。
2. This product use 2.4 GHZ radio waves to transmit data, the sight range of 10 meters, if have larger obstacles, environmental interference, use distance will be reduced.

Warning
Without the approval of the authorities responsible for any change or correction of clear users shall have the right to prohibit the equipment.

Remark
This equipment by test found that comply with digital equipment level restriction of B, accord with FCC article 15 regulations. This limit the requirements in the shelter place provides the reasonable anti-interference protection. This equipment use they emit radio waves, if not in accordance with instructions installation, may arise for wireless communication harmful interference. However, no guarantee interference will not occur in a particular device. If the equipment on the radio or TV receiving indeed cause influence, and may, through the turn this equipment and then open to adjust. Suggest users through the following method to remove interference or more of one of:

• Mobile receiving antenna；
• Increasing the distance of the equipment and the receiver;
• Will this device to connect with the receiver to different electricity on the road;
• Consulting the dealer or looking for experienced radio/TV tech help.

FCC Statement

Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. — Consult the dealer or an experienced radio/TV technician for help

This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

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