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USER’S MANUAL FOR CZH618F-1000/500C TRANSMITTER
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1. AC Socket
PIN1----L
；
PIN2----GND
PIN 3----N
；
2. Axial Fan for power supply
3. COM RS232
PIN 2----TX
PIN 3----RX
；
PIN 5----GND
；
4. RF Test Port
5. Fuse Socket with 25A .
6. Left Analog Audio Input
7. Right Analog Audio Input
8. AES/EBU Input (optional)
9. RF Output
10. Axial Fan for Rf power heat sink
7. Power On Sequence
7.1 Open the package, check appearance, switch, key button, socket, and interface port on front
and back panels.
7.2 Turn power switch on the “OFF” position and connect power cord to power source.
7.3 Connect RF out port to a 50 Ohm dummy load or antenna through a cable.
7.4 Turn power on.
7.5 Set RF logical control (see detail in System Logic Control).
7.6 Set RF power.
7.7 Set parameters such as frequency, digital/analog audio input select, stereo/mono select, audio
gain, modulation deviation, pre-emphasis.
7.8 Turn on RF power.
