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TROUBLESHOOTING GUIDE

CONDITION

PROBABLE CAUSE

REMEDY

Display fails to illuminate

Fuses have blown.

See Warning below.

when the POWER switch

is put on.

The desired MODE is not

One of the other

Increase the output value

flashing.

parameters is limiting

of the limiting parameter

output.

until the desired output

mode is controlling.

Two different modes are

Settings for both

Increase the set value

blinking alternatively.

parameters are too close

for the mode you do not

to the actual output.

wish to be limiting.

Settings switches are not

SET mode is not 

Depress SET switch

working.

operating.

Audible alarm at power up.

Automatic restart is 

Press STOP to stop this

coming.

function. The unit has been

previously cut off by the 

power switch when running.

Unit must always be stopped

by the STOP switch prior to 

cut off by the power switch.

Impossible to start the run,

A fault situation avoid

Check the cause of the 

Unit is coming back on STOP

the START mode to

fault and rectify.

mode with audible alarm.

operate.

(See page 13.)

Message “Flt” displayed

with audible alarm.

Message “Str” displayed.

See automatic restart  

paragraph page 13.

WARNING

Never attempt to remove the outer casing or make any unit repairs.
Contact IBI SCIENTIFIC if the need for repair or servicing should
arise.
Should the power supply fail, DO NOT remove the outer case of
the unit and attempt any repairs.

14

Summary of Contents for SH-300 XL

Page 1: ...User s Manual Electrophoresis Power Supplies Please retain all packaging materials until the warranty period has expired SH 300 XL P 7 SH 500 XL P 15 ...

Page 2: ......

Page 3: ...nces shall IBI SCIENTIFIC be able for damages either consequential compensatory incidental or special negligence strict liability breach of warranty or any other theory arising out of the use of the product listed herein IBI SCIENTIFIC makes no other warranty expressed or implied including warranties of merchantability of fitness for a particular purpose IBI SCIENTIFIC reserves the right to make i...

Page 4: ...lug of the line cord to make sure it is equipped with a protection fuse not exceeding 3 A Connect the line cord directly into a properly rated 210 250VAC 50 60Hz or 105 125VAC 50 60Hz wall outlet For connection between the power supply and the electrophoresis equipment use only safety output power cords equipped with Black and Red recessed plugs Check the power cords and the black and red recessed...

Page 5: ...ized Service center See troubleshooting guide page 14 SHIPMENT When shipment or transport of the power supply is required use the packaging supplied with the unit and add the decontamination form clearly complied Store the unit in the packaging and in a dry area DECONTAMINATION Decontamination is required when the unit has to be returned for servicing A declaration of contamination status form is ...

Page 6: ...__________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ ________________...

Page 7: ...User s Manual SH 300 XL Electrophoresis Power Supply Please retain all packaging materials until the warranty period has expired 7 ...

Page 8: ... and actual values before and during the cycle a Volt and mA adjustable during a cycle a Stabilization and automatic crossover between the parameters according to the set limitation values and when output limits are reached 2 LED indicate the constant mode a 2 operating modes constant voltage constant current a 2 LED Displays for set and output Volt Current a Settings by tactile switches on moistu...

Page 9: ...put 1 Volts 15µA 0 6 Watts Value display accuracy 0 2 FS 1 2 digit Power failure during the run Audible alarm and automatic restart with previous set values when power returns Fault detection Output supply stop audible alarm STOP LED blinking Fault status Output to earth leakage Output open circuit Output short circuit No regulation Overheating power circuit fault Ground leakage Detection level 50...

Page 10: ...d indicates that voltage value is in SET mode When lit this Led indicates that voltage is the constant parameter during the run 6 When blinking this Led indicates that curent value is in SET mode When lit this Led indicates that curent is the constant parameter during the run 7 Four recessed safety output jacks 8 Tactile switches for increasing decreasing Volts and mA Operating in SET mode 9 START...

Page 11: ...immediately displayed According to the settings and gel resistance one of the constant modes LED will be lit 5 for constant voltage 6 for constant current 7 When separation is complete press START STOP 9 to stop the run 8 Turn off the power supply by using the main power switch on the rear panel B Adjusting output set values when unit is in STOP mode 1 Depress the SET OUT switch 1 As soon as this ...

Page 12: ...hen will switch back to displaying the actual output values 2 It is possible to change the values during the run without depressing the STOP switch 3 To change the output set values during the run or in STOP status Depress the SET OUT switch 1 As soon as this switch is activated the output LED display last output set values The volts LED 4 is blinking at first Increase or decrease voltage by the h...

Page 13: ...it 9 Turn the main power switch off when the unit is not in use FAULT In a fault situation the unit will shut off power immediately Simultaneously the message FLT appears on the display the audible alarm rings and the led STOP blinks This automatic cut off indicates one of the following situations Output to ground leakage Output open circuit Tank s leads disconnected or defective Output short circ...

Page 14: ...erating Audible alarm at power up Automatic restart is Press STOP to stop this coming function The unit has been previously cut off by the power switch when running Unit must always be stopped by the STOP switch prior to cut off by the power switch Impossible to start the run A fault situation avoid Check the cause of the Unit is coming back on STOP the START mode to fault and rectify mode with au...

Page 15: ...Please retain all packaging materials until the warranty period has expired 15 User s Manual SH 500 XL Electrophoresis Power Supply ...

Page 16: ...lts 15µA 0 6 Watts Value display accuracy 0 2 FS 1 2 digit Mains failure during the run Audible alarm and automatic restart with previous set values when mains returns Fault detection Output supply stop audible alarm STOP LED blinking Fault status Output to earth leakage Output open circuit Output short circuit No regulation Overheating power circuit fault Earth leakage Detection level 500µA Outpu...

Page 17: ...ent is on set mode When lit this LED indicates that curent is the constant mode during the run 7 8 recessed safety Output jacks 8 Tactile switches for increasing decreasing Volts mA minutes settings 9 START STOP switch 10 LED indicating the START mode 11 LED indicating the STOP mode 12 Switch ON OFF for the timer 13 LED indicating that minutes are displayed or on set mode 14 Switch for cancelling ...

Page 18: ...AR and START again 6 Timer is ON and GEL SAVER is OFF When the pre set time has elapsed the unit will stop automatically with 5 beeps and the word End is displayed on the display Elapsed time is displayed LED GEL SAVER will blink 5 beeps are heard every minute 7 Timer is ON and GEL SAVER is ON When the pre set time has elapsed the unit will supply only 10 of the voltage set at the beginning of the...

Page 19: ...onnected or defective Output short circuit Overload a Press STOP to resume and to cease the audible alarm a Look for the wrong situation a Press START to run again a If the unit returns to STOP mode contact IBI SCIENTIFIC or your supplier technical service AUTOMATIC RESTART The power will automatically RESTART with the set values when the power is operating again after a power failure or repetitiv...

Page 20: ... for selection of the voltage value Press V mA switch 2 for selection of mA parameter The mA LED 6 blinks Use switches 8 to increase current to the maximum value 500mA to avoid constant current mode 3 Adjusting Output set Values Constant Current Press SET OUT switch 1 to select the SET mode Press the V mA switch 2 until the mA LED 6 blinks Use switches 8 to select the desired current value Press V...

Page 21: ... 3 2 Timer selection Press ON OFF switch located in the timer area 12 The LED TIMER 13 lights showing that timer mode is selected Press clear switch 14 to cancel the previous elapsed time Press SET OUT switch 1 to select the SET mode Press the time switch 15 until the minutes LED 13 blinks Use switches 8 for selection of the desired separation time 3 GEL SAVER mode This mode is possible when timer...

Page 22: ...ribed on page 20 paragraph 3 6 START Mode Press START the LED 10 lights and the actual values are displayed on each display left for voltage right for current or minutes To read minutes instead of mA or vice versa press the TIME switch 15 or VOLTS mA switch 2 The actual constant mode is indicated by one of the LED 5 or 6 When set time has elapsed the unit will turn on GEL SAVER option if this opti...

Page 23: ...the SET mode Press the time switch 15 until the timer LED 13 blinks Use switches 8 to select the desired separation time When the preset time is elapsed the unit automatically stops Simultaneously The message end appears on the left display The same preset and elapsed time appear and the right display 3 The STOP LED 11 is lit Press STOP 9 to cease the alarm Press CLEAR 14 to cancel the elapsed tim...

Page 24: ...es are not SET mode is not Depress SET switch working operating Audible alarm at power up Automatic restart is Let the unit restart or and Rst message is coming press STOP to cancel displayed Message Flt impossible A fault situation avoid See Fault paragraph page 19 to start the run the START mode to or check the timer and Unit is coming back on operate or timer has not press CLEAR switch in STOP ...

Page 25: ..._________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ _________________...

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