Chiayo R-303 User manual
R-303
VHF Wireless Microphone System
ISO 9001
ISO 14001
OHSAS 18001
GREEN PRODUCT
Operation Manual
IS O
14001
REG IS TER ED
O H S A S
18001
REG IS TER ED
-1-
Thank you for choosing this wireless microphone system!
Our products are designed to last and for user friendly operation. Each system consists of:
1.a receiver
2.two handheld transmitters
3.a pair of antennas
4.an adaptor
5.an operation manual
For more details, please take a few moments to read this operating manual to have a thorough
understanding of the function and operation of both transmitter and receiver.
Parts and functions of receiver
Front panel
1.Power switch
2.CH1 Volume control
3.CH1 RF diversity A B indicator
4.CH1 AF indicator
5.CH2 RF diversity A B indicator
6.CH2 AF indicator
7.CH2 Volume control
Rear panel
1.Antenna B (fixed)
2.audio output
3.DC input
4.Antenna A (fixed)
Adjusting VOLUME level
Volume level can be adjusted by rotating the designated volume knob. Clockwise to increase
the volume and counterclockwise to decrease the volume.
Receiver installation
For best operation, the receiver should be at least 1m above
the ground and 1m away from a wall or metal surface to
minimize reflections. The transmitter should also be at least
1m away from a wall or metal surface to minimize reflections.
The transmitter should also be at least 1m away from the
receiver. Keep antennas away from noise source such as
motors, automobiles, neon light as well as large metal objects.
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ISO 9001｜ISO 14001｜OHSAS 18001
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Handheld transmitter（Q-303）
Parts and functions
1.Cartridge
2.Battery power LED
3.Power switch
4.Battery compartment
5.Color cap
Battery installation & indicator
This transmitter requires 2 x AA batteries to operate.
To install, remove the battery cover and slide the batteries into the battery compartment &
replace the battery cover.
Note: Batteries contain a corrosive acid that may leak and damage the transmitter when stored
for a long period. Batteries should be removed from the transmitter before storing without use
for more than 4 weeks.
When the transmitter is switched ON, a red LED will blink once to indicate the batteries
installed are in good condition. If the LED remains illuminated, it means the batteries are
weak and require replacement.
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CHIAYO ELECTRONICS CO.,LTD.
Http://www.chiayo.com.tw｜Email: sales@chiayo.com.tw
Office: 30, Lane 27, Section 4, Jen-Ai Road, Taipei 10685, Taiwan｜Tel: 886-2-27415741｜Fax: 886-2-27525242
Factory: 88, Chung-Hsiao Street 2, Chiayi 60080, Taiwan｜Tel: 886-5-2711000｜Fax: 886-5-5767611
Table of contents
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