background image

INTRODUCTION

2

Congratulations and thank you for your purchase of this precision Parasound audio component.
The Parasound Model 2125 is the latest generation of popular and proven audio power amplifi-
ers dating back to 1981. It has been designed for a wide variety of applications, establishing 
a new standard for audio performance, user-friendliness and utility in custom installations.
The versatility of the Model 2125 allows many connection and configuration options, so please 
be sure to read this manual thoroughly before you begin installation.

Unpacking

Carefully unpack your Model 2125 and these accessories:

  Detachable AC power cord

  Trigger wire with a 2.5 mm sub-mini plug at both ends

  Trigger wire adapter for a 3.5mm mini jack

Please inspect the unit now and contact your Parasound Dealer promptly if you see evidence 
of shipping damage. Save the carton and packing inserts in case you move or in the event you 
need to ship your amplifier for repair. Before you proceed, locate the serial number on the rear 
panel or underside of the unit and record it here for future reference:

OWNERSHIP REFERENCE INFORMATION

Parasound Serial Number:

Date of Purchase:

/      /

Name of Dealer:

Dealer Street Address:

Dealer Phone:

(      )      -

Summary of Contents for NewClassic Model 2125

Page 1: ...Model 2125 Two Channel Amplifier A B Power M o d e l 2 1 2 5 T w o C h a n n e l A m p l i f i e r Protect Hi Temp L R Model 2125 Two Channel Power Ampli er OWNER S GUIDE...

Page 2: ...will only fit into a grounding power outlet If you are unable to insert the plug into the outlet contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the ground...

Page 3: ...itch Stereo Mono 5 Mono Input 6 Speaker Connections 6 Load Impedance Switch 6 Auto Turn On 6 Sensitivity Adjust Knob 8 Ground Switch 8 Front Panel Power Button and Speaker Buttons Front Panel Power Bu...

Page 4: ...l thoroughly before you begin installation Unpacking Carefully unpack your Model 2125 and these accessories Detachable AC power cord Trigger wire with a 2 5 mm sub mini plug at both ends Trigger wire...

Page 5: ...at producing equipment Therefore a ventilation fan is high ly recommended Allow a few inches of empty space on each side and above the unit and try to avoid crowding or stacking the Model 2125 tightly...

Page 6: ...Note You may wish to experiment with different gain settings on your preamp or a non THX Note You may wish to experiment with different gain settings on your preamp or a non THX Note surround controll...

Page 7: ...plifier malfunction The 20 Hz or 40 Hz filter settings enable the 275 to drive them with ease Speaker Connections There are separate speaker terminals for two pairs of speakers labeled Speaker Pair A...

Page 8: ...he sum of the L and R channel outputs for stereo operation Mono Input and Speaker Connections 1 Turn the unit off and remove the AC cord 2 Connect the single cable from the preamp or controller to the...

Page 9: ...et to its 12V position the Model 2125 is turned on and off with an external 9V to 12V voltage from your preamp or controller When the external volt age ceases the Model 2125 will turn off immediately...

Page 10: ...in the 2125 s AC cord for the first time will usually create an internal power surge that false triggers its Audio auto turn on even if there s no audio signal at its input jacks and it will remain o...

Page 11: ...e 12V trigger source the 2125 will turn itself off right away You can also turn it off by unplugging its AC power cord Auto Turn On switch in the Audio position turn off the preamplifier surround cont...

Page 12: ...ires are secure at both ends Make sure the control preamp receiver is switched to the correct input If using Auto turn on increase the sensitivity of the audio trigger Is the Hi Temp or Protect or bot...

Page 13: ...Dealer or Parasound Authorized Reseller Units Will Be Refused by Parasound Under the Following Conditions 1 Unit was sent without the Parasound assigned RA number marked on the carton 2 Unit was sent...

Page 14: ...adjustable 15 minute turn off delay AC Power Requirement 110 120 V 220 240 V 50 60 Hz 3 watts standby 550 watts full output Dimensions 171 1 1 4 4 Wide 16 Deep with connectors 41 1 1 4 4 High with fee...

Page 15: ...Notes CONNECTION AND SETUP NOTES 13...

Page 16: ...why Parasound has been a quality and value favorite of magazine reviewers sound professionals and listeners like you since we were founded in 1981 rev 0 91 2005 Parasound Products Inc Parasound Produ...

Reviews: