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21

25A1090  (Rev.3)

Q4: 740.000 - 752.000 MHZ 

 Preprogrammed frequencies in total:
36

 

 

Group 1

Group 2

Group 3

Group 4

1

740.125

740.125

740.125

740.125

2

741.500

741.950

741.225

740.800

3

743.375

743.500

742.925

741.825

4

744.600

745.675

744.325

743.075

5

746.325

747.400

745.425

745.125

6

748.500

748.625

746.875

746.575

7

750.050

750.500

748.925

747.675

8

751.875

751.875

750.175

749.075

9

751.200

750.775

10

751.875

751.875

Explanation 
of group 
content

Full Range 
max. #  of 
compatible 
frequencies   
(option 1)

Full Range 
max. #  of 
compatible 
freque-cies   
(option 2)

Full Range 
max. #  of 
compatible 
frequencies   
(option 3)

Full Range 
max. #  of 
compatible 
frequencies   
(option 4)

Summary of Contents for SLX2

Page 1: ...stems per SKU in the U S Additionally a minimum of 12 compatible systems in the top 50 U S markets across all three domestic SKU s H5 J3 and L4 3 Operating frequency programmable locally or from the r...

Page 2: ...unmute 5 Select switch 6 IR port Receives infrared beam to synchronize frequencies When using multiple systems only one transmitter IR port should be exposed at a time Adjusting Gain Access the gain...

Page 3: ...ttings cannot be changed manually Locking the transmitter does not disable in frared synchronization Battery Status Indicates charge remaining in transmitter batteries Master List Indicator Indicates...

Page 4: ...1 which converts it to a DC voltage A 1 dB increase at the input to the detector produces a 6 mV increase at its output The detector output is fed to the compression threshold stage IC150 2 This stag...

Page 5: ...ery shutdown routine allows the battery supply to run down to 2 05 V before shutdown and will not turn the system back on until a voltage greater than 2 25 V is present The hysteresis keeps the system...

Page 6: ...B units Coupling capacitor C610 is used to ensure that both batteries are driven equally The transmitter is capable of delivering up to 15 0 dBm to the antenna depending on band and country During tra...

Page 7: ...ntroller in a RF band They de termine the voltage at test point TP_RFBAND This table shows RA s and RB s reference designators and how the voltages at the test points reflect the operating RF band Thi...

Page 8: ...2 30 Volts If the transmitter is powered on with a voltage of less than 2 30 Volts the system will lock forcing the user to either recharge or replace the batteries During the dead battery lock out th...

Page 9: ...9 25A1090 Rev 3 NOTES...

Page 10: ...T 1 Power unit ON 2 Verify that all display segments are displayed for approximately 2 seconds This includes a full bat tery indication and 1818 displayed for group and channel REVERSE BATTERY PROTECT...

Page 11: ...long the UA820 antenna until you find a maximum peak 3 Do a peak search and measure the power to be at least 2 dBm for H5 J3 L4 and P4 bands and at least 0 dBm for Q4 R5 JB and S6 bands 4 Set SPAN to...

Page 12: ...5 Contact 53F2039A 0006 Frame internal 65B8467 0007 Retaining ring 30A1314 0008 bezel painted printed 65A8475B 0009 Pushbutton actuator silicone 66A8070 0010 Battery cup painted 65BA8451 0012 Shield c...

Page 13: ...rent meanings Spectrum analyzer or power meter HP8591E Agilent E4403B Agilent E4407B Digital multimeter Fluke 87 Audio Analyzer HP 8903B RF Signal Generator HP 8656B or HP E4400B Frequency Counter HP...

Page 14: ...test cable PT1824 to the node between L606 and L641 and the shield to ground 6 Connect the audio generator output to the Mic Test Head input of the transmitter as required 7 Turn on the SLX2 by pressi...

Page 15: ...cy 5 Using a power meter or spectrum analyzer verify the output power matches the range indicated in the table below JB models can be adjusted at TR640 6 Remove the BNC to unterminated test cable PT18...

Page 16: ...e SLX2 and power up the unit 4 Set the audio analyzer frequency to 1kHz 5 Adjust the audio analyzer amplitude level typically 6 5 dBu to obtain 13 dBu 0 1dB at TPA1 This corresponds to 9 dBu 2dB at th...

Page 17: ...17 25A1090 Rev 3 NOTES...

Page 18: ...nge max of frequencies for CH 23 option 1 Full Range max of frequencies for CH 24 option 1 Full Range max of frequencies for CH 25 option 1 Preprogrammed frequencies in total 120 Group 1 Group 2 Group...

Page 19: ...p 6 1 638 400 639 250 638 200 639 775 639 100 638 425 2 641 500 640 500 639 675 642 500 641 225 640 400 3 643 575 642 225 640 800 644 200 642 550 643 425 4 645 050 644 725 642 450 645 600 644 575 645...

Page 20: ...of compatible frequencies option 1 Full Range max of compatible freque cies option 2 Full Range max of compatible frequencies option 3 France preferred User Group A option 1 France preferred User Grou...

Page 21: ...5 675 744 325 743 075 5 746 325 747 400 745 425 745 125 6 748 500 748 625 746 875 746 575 7 750 050 750 500 748 925 747 675 8 751 875 751 875 750 175 749 075 9 751 200 750 775 10 751 875 751 875 Expla...

Page 22: ...cies FIN NOR DEN option 2 Full Range max of comp Frequencies FIN NOR DEN option 3 Germany preferred User Group 4 800 814 MHz option 1 Germany preferred User Group 4 800 814 MHz option 2 Sweden preferr...

Page 23: ...h 69 854 862 MHz U K preferred CH69 Co ordinated SET 1 U K preferred CH69 Co ordinated SET 2 or SET 3 U K preferred Co ordinated frequencies INDOORS U K preferred Co ordinated frequencies OUTDOORS opt...

Page 24: ...erating Frequency S6 838 100 to 864 900 MHz Operating Frequency JB 806 125 to 809 750 MHz Number of User Selectable Channels See frequency table Type of Emission 120KF3E Oscillator PLL controlled synt...

Page 25: ...25 25A1090 Rev 3 NOTES...

Page 26: ...armonic Distortion ref 38 kHz deviation 1 kHz tone 0 5 typical Signal to Noise Ratio 100 dB A weighted Operating Temperature Range 18 C 0 F to 50 C 122 F Note battery characteristics may limit this ra...

Page 27: ...g Units must operate per Sec tion V specifications Steady State Humidity Perform a 10 day test at 90 RH at room temperature Evaluate units for visual and mechan ical defects after 1 3 5 7 and 10 days...

Page 28: ...transmitter is set at the low est channel in the group If the voltage is not tunable into the 1 1 1 4 V window but can be tuned to a lower or higher voltage this means the VCO might be built for the w...

Page 29: ...first thing that needs to be checked is if the microcontroller is running its soft ware If you see numbers or only fragments of numbers on the display after the unit has powered up the microcontroller...

Page 30: ...ne key is turned on You will see a square wave Vpp 5V f0 32768Hz at microcontroller pin 18 TONEKEY_SQUARE If these stages can be captured with the scope the microcontroller did its part to let audio g...

Page 31: ...H5 554 590 MHz U S A and CANADA 200H510304 J3 572 596 MHz U S A and CANADA 200J310304 L4 638 662 MHz U S A and CANADA 200L410304 P4 702 726 MHz EUROPE CHINA 200P410304 Q4 740 752 MHz KOREA 200Q410304...

Page 32: ...ight Holder 65A8452 IC100 28 Pin QSOP Compander THAT4320 188A568 IC370 1K Microwire EEPROM 93AA46AT I OT 188A577 IC350 Segment Type LED Driver 188A506 IC430 3 3V CMOS LDO Regulator SP6213EC5 188A590 Q...

Page 33: ...188H585B Frequency Code H5 J3 L4 P4 Q4 R5 S6 JB C506 150pF 68pF 68pF 68pF 68pF 68pF 68pF 68pF C522 6 8pF 5 6pF 4 7pF 3 9pF 3 9pF 3 3pF 3 3pF 3 3pF C523 3 3pF 3 9pF 2 7pF 2 2pF 3 9pF 2 2pF 2 2pF 2 2pF...

Page 34: ...15nH 8 2nH 12nH DNP 8 2nH 8 2nH 12nH 8 2nH L640 DNP DNP DNP DNP DNP DNP DNP 12nH L641 6 8nH 8 2nH 10nH 1 2nH 12nH 12nH 12nH DNP R1 1K DNP DNP DNP DNP DNP DNP DNP R2 DNP 1K DNP DNP DNP DNP DNP DNP R20...

Page 35: ...35 25A1090 Rev 3 SLX2 PRINTED CIRCUIT BOARD ASSEMBLY SLX2 TOP VIEW BOTTOM VIEW...

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