Cyrus PSU-XR User Manual Download Page 4

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Cyrus PSU-XR

User Instructions

Power supply

Connect the moulded IEC connector of the supplied AC 

cord into the power inlet on the rear of the unit.
The mains supply requirement of your PSU-XR is marked 

on a label on the rear panel. Before connecting, check that 

this voltage is the same as your mains supply.

  220-230V Products:  Voltage Range  220V-240V
 

115V Products:  Voltage Range  110V-120V

If you move to an area with a different mains voltage, 

contact your local Cyrus distributor to have your product 

converted.

There are no user replaceable fuses in this unit.

Servicing

Do not attempt to service this product yourself as opening 

or removing covers may expose you to dangerous voltage 

or other hazards.  Refer all servicing to qualified service 

personnel.

CONDITIONS REQUIRING SERVICE:

 Unplug this product 

from the wall outlet and refer servicing to qualified service 

personnel when:
•  When the power supply cord or plug is damaged.
• 

If liquid has been spilled, or objects have fallen into the 

product.

• 

If the product has been exposed to rain or water.

• 

If the product has been dropped or damaged in any 

way.

• 

If the product does not operate normally by following 

the operating instructions. (Adjust only those controls 

that are covered by the operating instructions. 

Improper adjustment of other controls may result 

in damage requiring extensive work by a qualified 

technician to restore the product to its normal 

operation).

• 

When the product exhibits a distinct change in 

performance. 

REPLACEMENT PARTS:

 When replacement parts are 

required, be sure the service technician has used 

replacements specified by the manufacturer or have the 

same characteristics as the original part. Unauthorised 

substitutions may result in fire, electric shock, or other 

hazards.

SAFETY CHECK:

 Upon completion of any service or repairs 

to this product, ask the service technician to perform 

safety checks to determine that the product is in proper 

operating condition.

Product service centres

For product service or technical advice, contact only 

authorised Cyrus service centres. Contact details for 

Cyrus distributors may be found on the Cyrus website at 

www.cyrusaudio.com.

Summary of Contents for PSU-XR

Page 1: ...Firmware version V1 1 PSU XR USER GUIDE BUILDING A BETTER MUSIC EXPERIENCE...

Page 2: ...y 5 OPERATION 6 Key to the front panel drawing 6 Front panel controls 6 Standby Status indicator colour and brightness 6 Power control 6 Mains power 6 Standby Status indication 6 Auto Standby 6 FIRMWA...

Page 3: ...the product Any mounting of the product should follow the manufacturer s instructions and should use a mounting accessory recommended by the manufacturer POWER SOURCES This product should be operated...

Page 4: ...ave fallen into the product If the product has been exposed to rain or water If the product has been dropped or damaged in any way If the product does not operate normally by following the operating i...

Page 5: ...that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off an...

Page 6: ...luded in the accessory box Mains Power Cable s 1 x Power interconnect 1 x Firmware update cable Quick Start guide After removing these items please retain the packaging Install the PSU XR in a well ve...

Page 7: ...s power inlet without stretching the cable or stressing the connectors Connect the power interconnect to the power inlet Tighten the screw latches on the connector finger tight To avoid possible damag...

Page 8: ...isconnected Standby Status indication When mains power is connected the Standby Status indicator will initially flash to show the firmware version refer to the Firmware section of this user guide for...

Page 9: ...us red standby indicates V1 2 2 x red flashes followed by continuous red standby indicates V2 0 Checking the version from a connected Cyrus product The PSU XR firmware version may also be read directl...

Page 10: ...etails to check the firmware version and update if necessary Standby Status indicator lights blue This indicates that an error has been identified within the PSU XR A PSU XR error message will also be...

Page 11: ...urring in transit to or from the purchaser Consequential damage loss or injury arising from or in conjunction with this equipment Equipment for attention under warranty should be consigned return carr...

Page 12: ...Cyrus Audio Ltd Ermine Business Park Huntingdon PE29 6XY U K www cyrusaudio com...

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