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43-TV-33-76   iss.2   GLO   Jan 21  UK 

 

QX and SX Recorder - Installation Instruction 

 
Backlight Replacement (For X Series Only) 

 

 

QX Recorder 

 
 
 

 

 

SX Recorder 

 

 

 

This Installation Instruction sheet is intended as a guide for replacing or installing hardware and for setting up 
functionality in the recorder. Refer to the User manual for detailed operational requirements.   
The QX and SX Recorders are designed for ease of assembly with minimal disturbance to the rest of the unit. If unsure, 
please return the unit to your supplier for repair or upgrade. 
Removing the case and opening the back of the recorder should only be performed under the following circumstances: 
When an item of hardware requires individual replacement. 
When an item of hardware is to be retrospectively fitted. 
In all other instances it is recommended that the complete unit be returned to an authorised agent or service centre. 
For Agency Approved recorders the product needs to be upgraded or repaired by an Authorized Repair facility 

 

 

 WARNING 

HAZARDOUS VOLTAGES  

Disconnect all power to the recorder before removing the case and attempting any maintenance procedures. 

SAFETY TESTS 

Upon completion of service procedures detailed in this manual two basic safety tests should be performed in order to 
ensure continued safe operation of the instrument. 
Earth Resistance; 25 VDC applied between case and protective earth, bonding resistance should be < 0.1 Ohm. 
Insulation Resistance; 500Vdc applied between the earth terminal, and the live and neutral terminal shorted together, 
insulation resistance to be >2.0 MOhm. (Mega Ohm, NOT milli Ohm) 

Failure to comply with these instructions could result in death or serious injury

 

 

 CAUTION 

OBSERVE ANTI-STATIC PRECAUTIONS 

Refer to BS EN61340-5-1: 2001. Basic specification. Protection of electrostatic sensitive devices. 
Full anti-static precautions MUST be observed when in contact with the electronics of your recorder. 

SAVE DATA, SETUPS AND LAYOUTS 

Removal of PCBs and battery back-up will result in the loss of all non-volatile data.  
Ensure all data and set-ups are saved. 

Failure to comply with these instructions may result in product damage.

 

 

Summary of Contents for QX

Page 1: ... Authorized Repair facility WARNING HAZARDOUS VOLTAGES Disconnect all power to the recorder before removing the case and attempting any maintenance procedures SAFETY TESTS Upon completion of service procedures detailed in this manual two basic safety tests should be performed in order to ensure continued safe operation of the instrument Earth Resistance 25 VDC applied between case and protective e...

Page 2: ... fitted the recorder must be removed from the panel Loosen the mounting clamp screws slide the clamp towards the rear of the recorder and remove the clamps and the recorder SX Recorder To fit a new backlight the case and back panel must be removed The case and back panel can be removed as a single assembly Remove the 2 screws on each side of the case as shown in Fig 1 below Slide the case and rear...

Page 3: ...Fig 5 Remove the eight self tapping screws that fix the plastic bezel to the mounting plate A screw driver with a long shaft will make this operation much easier The screws are located one in each corner and one in the centre of each side See Fig 6 Fig 5 Inverter cable Fig 6 8 screws to release front bezel ...

Page 4: ...nscrew the four display fixing screws As the display comes away feed the inverter cable through the hole in the metal mounting plate and disconnect the display cable by gently pulling on the connector housing Once disconnected the display should be free Put the cable face down ensuring it is on a surface that will not scratch it Avoid getting dirt or finger marks on the display Fig 8 Touch screen ...

Page 5: ...gently pull on the cable to withdraw the backlight assembly See Fig 10 Once the backlight has been removed the new backlight assembly can be fitted Avoid touching the tube on the backlight assembly Slide the new backlight into the display until it is fully home Ensure the backlight is fitted the correct way round with the tubes as shown in Fig 10 Fig 9 Clip Fig 10 ...

Page 6: ...lay in place Before refitting the bezel touch screen assembly clean any dirt or marks form the back of the touch screen or display Use a lint free cloth to clean both parts do not use any solvents Refit the 8 screws that hold the front bezel in place Plug the inverter lead back into the inverter Slide the case back onto the recorder ensuring it is fitted the right way round The cooling slots shoul...

Page 7: ...se and back panel must be removed The case and back panel can be removed as a single assembly Remove the 2 screws on each side of the case as shown in Fig 11 below Slide the case and rear panel assembly off the recorder Fig 11 Remove 2 screws from each side of the case Fig 12 ...

Page 8: ...connect the speaker cable from the mother board Disconnect the display cable inverter cable and touch screen cable from the processor board Take care not to pull on the cable only on the connector body The display cable is unplugged by gently pulling up the top part of the connector until the cable is unclamped and can easily be pulled free Fig 13 4 screws to release Front surround 2 on each side ...

Page 9: ...e removed the display assembly can be separated Take care not to touch the display face or the back of the touch screen any dirt or finger marks will show when the unit is re assembled Lift the display assembly out of the front bezel and place it face down Ensure it is on something that will prevent it getting scratched or dirty Fig 14 4 screws to release display assembly Fig 15 Unplug backlight c...

Page 10: ...out use a small screwdriver to push back the clip as shown in Fig 16 and gently pull on the leads to withdraw the backlight from the display Remove both tubes noting their orientation Fig 17 Insert the new backlights and push into the display until the clips latch them in Fig 16 Push clip up and pull on cables Fig 17 Withdraw backlight tube ...

Page 11: ...ssembly Fit the 4 self tap screws that attach the two parts Offer up the front surround to the unit reconnect the display lead pulling up the top of the connector to allow the lead to be seated and then push the top down to clamp the lead in place Re connect the inverter lead touch screen lead and speaker lead Slide the front surround assembly onto the chassis plates and fit the 4 self tap screws ...

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