CZH-T501 USER MANUAL
Contents
1. reflecting objects close to antenna 10 High loss of feeder cable 2 Poor broadcasting environment 30 Output power is low 47 Antenna is not placed high enough 5 Antenna and transmitter doesn t match 6 Radio receiver has low sensitivity No power output 1 RF output power needs to be adjust higher P P 2 Transmitter is powered OFF 1 Transmitter line in volume is too low 2 Line in audio signal is abnormal 1 Microphone is not working well 2 Microphone volume is too low 30 Microphone is dynamic type 4 Microphone is not well plugged 1 Microphone quality is low 2 Audio source quality is low 3 Antenna is not well assembled and connected 4 Audio signal or transmitter line in volume is 8 8 Contact Rita Cai Email rita fmuser net Website www fmuser net not adjusted well Skype rita cai872. 0V 50Hz 60Hz choose M anually 2 Working Current g 1A 1 Working Voltage 3 Frequency Range 87 108M Hz 4 Frequency Stability 10PPM 100KHz 5 Frequency Stepping Environment temperature 10 C 45 C 7 Output Impedance 500 8 RF output power OW 50W 9 Harmonic clutter radiation 4 60dB 10 Audio distortion 0 2 11 Frequency Response 50Hz 15000Hz 12 Separation 335 dB 13 Input level lt 15 dBV 14 Frequency M odulation 5KHZ 15 SNR gt 0dB 16 Size 21cm LO 48 cm WO 4 5 cm HO N Net Weight About 2800g 6 8 Contact RitaCai Email rita fmuser net Website www fmuser net Skype rita cai87 7 Troubleshooting N lt co Unable to Power ON SWR Alarm Temperature Alarm Problem description Possible Reasons 1 Socket is not connected with electricity 2 Power cord is not well plugged 3 The fuse is not working properly in socket 1 Antenna is not well connected 2 SWR value is too high because antenna doesn t match transmitter 3 There are too many reflecting objects close to antenna 1 Fan is not working 2 Antenna doesn t match transmitter the SWR value is too high thus temperature rises up 30 The fan holes are jammed SWR value is too high Short transmitting distance 7 No audio output No microphone output Poor sound quality 1 Antenna not well connected 2 SWR value is too high because antenna doesn t match transmitter 3 There are too many
3. Contact RitaCai Email rita fmuser net Website www fmuser net Skype rita cai87 CZH T501 USER MANUAL 1 Attention before use 1 a ee ee M 1 W N 4 5 M ake sure the supplied voltage is within the acceptable range Only professionals can do the maintenance Please make sure the antenna has lightening protection Please don t touch the antenna when the machine is connected with power supply Please don t power on the machine without connecting antenna Please don t use the transmitter in explosive environment e g gas station places with gas or steam Please don t use the transmitter in extreme dusty damp hot environment Please use the transmitter under the regulations by local wireless administration institutions enu Product features Product configuration Product user guide Product specification Troubleshoot Product Features CZH T501 is a multi functional FM transmitter It has stable structure excellent performance super good sound quality and Is very easy to use M ain Features Stereo M ono optional 1 8 RF output power is continuously adjustable from 0 S0watt One button controls all functions Auto volume control function It can detect and adjust volume automatically and ensure the best modulation SWR protection When antenna is not well connected the transmitter will turn to protection mode automatically Temperature protection When the temperature of transmitte
4. ch has 2 pages turn the knob to shift between the two pages See picture below Display Page 1 Display page 2 Page 1 description Real time working frequency FH 98 3MHz Real time internal working temperature RF output power P 29 7H Reflecting power R 4 3H wag S42 Page 2 description Sound M odef BT ST means Stereo MO means Mono Line in Volume He BIB Voume is O 13 JAUTO means automatic control 3 8 Contact RitaCai Email rita fmuser net Website www fmuser net Skype rita cai87 Microphone Volume MIC 66 Volume range is 0 79 Volume indicator it shows real time display of the volume b Function and Parameter setting Press the knob to enter M enu page Turn the knob to shift pages There are 8 pages altogether Frequency setting On the Menu page turn the knob to page 1 FERQ setting press the knob to enter setting Turn the knob to adjust the frequency by stepping of 0 1M Hz then press the knob to confirm setting and exit Line in Volume setting On the Menu page turn the knob to page 2 LINE VOLUME setting press the knob to enter setting Turn the knob to adjust the volume within the range of 0 79 then press the knob to confirm setting and exit 4 8 Contact RitaCai Email rita fmuser net Website www fmuser net Skype rita cai87 RF output power setting On the Menu page turn the knob to page 3 RF POWER setting press the
5. knob to enter setting Turn the knob to adjust the output power within the range of 0 50w then press the knob to confirm setting and exit Sound mode setting On the Menu page turn the knob to page 4 ST lt OR gt MO setting press the knob to enter setting Turn the knob to shift the sound mode between Stereo and Mono then press the knob to confirm setting and exit Temperature Protection Setting On the Menu page turn the knob to page 5 TEMP setting press the knob to enter setting Turn the knob to adjust the protection temperature point within the range of 50 0 C then press the knob to confirm setting and exit SWR protection setting On the Menu page turn the knob to page 6 SWR SET setting press the knob to enter setting Turn the knob to adjust the SWR protection point within the range of 2 0 3 5 then press the knob to confirm setting and exit MIC volume setting On the M enu page turn the knob to page 7 MIC VOLUME setting press the knob to enter setting Turn the knob to adjust the microphone volume within the range of 0 79 then press the knob to confirm setting and exit 5 8 Contact RitaCai Email rita fmuser net Website www fmuser net Skype rita cai87 Exit setting On the Menu page turn the knob to page 8 MENU EXIT press the knob to exit setting and return to main page 6 Technical Specification O Item E Enonciat Specification AC110V 50Hz 60Hz choose M anually AC22
6. r is too high it will turn to protection mode automatically External encoder input interface available for SCA or RDS encoder Contact RitaCai Email rita fmuser net Website www fmuser net Skype rita cai87 4 Product configuration NO NAME DESCRIPTION UNIT PORT ALLUMINUM ANTENNA 1 4 OR 1 2 WAVE RF OUT AC POW ER CORD THREE PHASE DC AC INPUT 4 AUDIO CABLE 1 TO 2 3 5mm TO RCA LINE IN JSER MANUAL GECIRONICVERSON 1 es wo 5 User Guide 1 Front and Back Panel description Front Panel Cooling hole Screen Display Adjusting Knob Power Switch Back Panel RS232 Line in e a External Power Supply RF output base Communication encoder Jack P FAN holes port Microphone port input ADJ adjusting hole 2 Knob description Definition Description l M ain page adjusting page shift turn clockwise Adjust shift Tp d J pag I to increase turn Counterclockwise to reduce Enter Exit M enu page On M ain page press and hold to enter M enu 2 PUSH SET Contact RitaCai Email rita fmuser net Website www fmuser net Skype rita cai87 3 Operation Instruction a Turn ON Check the antenna first make sure It s well connected Then connect the power cord to home socket press the power button to position to turn ON the transmitter O position means OFF See picture on the right POWER After power on the transmitter goes into working status The screen will show working status whi
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