Instruction/ maintenance manual of the product WT-4820 Toa
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OPERA TING INSTRUCTIONS UHF WIRELESS TUNER WT -4820 1. SAFETY PRECAUTIONS ........................... 2 2. GENERAL DESCRIPTION ......................... 3 3. FEATURES ................................................. 3 4. HANDLING PRECAUTIONS ........
2 When Installing the Unit • Do not expose the unit to rain or an environment where it may be splashed by water or other liquids, as doing so may result in fire or electric shock. • Use the unit only with the voltage specified on the unit. Using a voltage higher than that which is specified may result in fire or electric shock.
3 • Avoid installing the unit in humid or dusty locations, in locations exposed to the direct sunlight, near the heaters, or in locations generating sooty smoke or steam as doing otherwise may result in fire or electric shock. • When moving the unit, be sure to remove its power supply cord from the wall outlet.
4 5. NOMENCLA TURE AND FUNCTIONS [Front] 1. Power switch Turns the power on when pressed. Turns it off when pressed again. 2. Power indicator Lights when power is on.
5 6. INST ALLING THE WTU-4800 TUNER MODULE Precautions • To prevent static damage to internal parts, discharge static electricity from your body and cloth by touching the equipment rack, the unit's rear, or other metal object before starting the work.
OUT IN IN DC IN OUTPUT MIX IN MIX/1 2 ANT A ANT B -20dBV/600 Ω ( +6dBV Max) 12-18V 250mA(max) -20dBV/10k Ω (BALANCED) SELECTOR MIX 1 (UNBALANCED) HOT COLD 12 3 or Wall-mounted wireless antenna YW-.
7 OUT IN IN DC IN OUTPUT MIX IN MIX/1 2 ANT A ANT B -20dBV/600 Ω ( +6dBV Max) 12-18V 250mA(max) -20dBV/10k Ω (BALANCED) SELECTOR MIX 1 (UNBALANCED) HOT COLD 12 3 OUT IN IN DC IN OUTPUT MIX IN MIX/.
* 1 May not included with the unit marketed in your country. In this case, prepare it locally. Please consult your TOA dealer in advance for details of the adapter. * 2 0 dB = 1 V Note: The design and specifications are subject to change without notice for improvement.
An important point after buying a device Toa WT-4820 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Toa WT-4820 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Toa WT-4820 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Toa WT-4820 you will learn all the available features of the product, as well as information on its operation. The information that you get Toa WT-4820 will certainly help you make a decision on the purchase.
If you already are a holder of Toa WT-4820, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Toa WT-4820.
However, one of the most important roles played by the user manual is to help in solving problems with Toa WT-4820. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Toa WT-4820 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
