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Model 

PA435X

 

 

© 2003 Xantech Corporation 

SAFETY INSTRUCTIONS - READ BEFORE OPERATING EQUIPMENT 

 

 

CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, 

DO NOT REMOVE COVER (OR BACK) 

NO USER-SERVICEABLE PARTS INSIDE 

REFER SERVICING TO QUALIFIED SERVICE PERSONNEL

 

 

 

The lightning flash with arrowhead symbol, within an equilateral triangle, 
is intended to alert the user to the presence of un-insulated “dangerous 
voltage” within the product’s enclosure that may be of sufficient magnitude 
to constitute a risk of electric shock to persons. 

 

The exclamation point within an equilateral triangle is intended to alert the 
user to the presence of important operating and maintenance (servicing) 
instructions in the literature accompanying the appliance. 

WARNING 

TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO 
NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE. 

This product was designed and manufactured to meet strict quality and safety standards.  There are, however, some 
installation and operation precautions, which you should be particularly aware of. 

1. 

Read Instructions

 – All the safety and operating instructions should be read before the appliance is operated. 

2. 

Retain Instructions

 – The safety and operating instructions should be retained for future reference. 

3. 

Heed Warnings

 – All warnings on the appliance and in the operating instructions should be adhered to. 

4. 

Follow Instructions

 – All operating and use instructions should be followed. 

5. 

Water and Moisture

 – The appliance should not be used near water – for example, near a bathtub, washbowl, kitchen sink, laundry tub, in a 

wet basement, or near a swimming pool, etc. 

6. 

Carts and Stands

 – The appliance should be used only with a cart or stand that is recommended by the manufacturer.  An appliance and cart 

combination should be moved with care.  Quick stops, excessive force, and uneven surfaces may cause the appliance and cart combination 
to overturn. 

 

7. 

Wall or Ceiling Mounting

 – The appliance should be mounted to a wall or ceiling only as recommended by the manufacturer. 

8. 

Ventilation

 – The appliance should be situated so that its location or position does not interfere with its proper ventilation.  For example, the 

appliance should not be situated on a bed, sofa, rug, or similar surface that may block the ventilation openings; or, placed in a built-in 
installation, such as a bookcase or cabinet that may impede the flow of air through the ventilation openings. 

9. 

Heat

 – The appliance should be situated away from heat sources such as radiators, heat registers, stoves, or other appliances (including 

amplifiers) that produce heat. 

10. 

Power Sources

 – The appliance should be connected to a power supply only of the type described in the operating instructions or as marked 

on the appliance. 

11. 

Grounding or Polarization

 – Precautions should be taken so that the grounding or polarization means of an appliance is not defeated. 

12. 

Power-Cord Protection

 – Power- supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon 

or against them, paying particular attention to cords at plugs, convenience receptacles, and the point where they exit from the appliance. 

13. 

Cleaning

 – The appliance should be cleaned only as recommended by the manufacturer. 

14. 

Power Lines

 – An outdoor antenna should be located away from the power lines. 

15. 

Nonuse Periods

 – The power cord of the appliance should be unplugged from the outlet when left unused for a long period of time. 

16. 

Object and Liquid Entry

 – Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through openings. 

17. 

Damage Requiring Service

 – The appliance should be serviced by qualified service personnel when: 

 

A.  The Power-supply cord or the plug has been damaged; or 

 

B.  Objects have fallen, or liquid has spilled into the appliance; or 

 

C.  The appliance has been exposed to rain; or 

 

D.  The appliance does not appear to operate normally or exhibits a marked change in performance; or 

 

E.  The appliance has been dropped, or the enclosure damaged. 

18. 

Servicing

 – The user should not attempt to service the appliance beyond that described in the operating instructions.  All other servicing 

should be referred to qualified service personnel.

 

Summary of Contents for PA435X

Page 1: ...FORMATION 3 PA435X PANEL AND FEATURE DESCRIPTIONS 5 INSTALLATION PHYSICAL LOCATION AND MOUNTING 8 CONNECTING THE PA435X 9 Stereo Mode Connections 9 Speaker Phasing 10 Mono Mode Connections 10 Bridged...

Page 2: ...the manufacturer 8 Ventilation The appliance should be situated so that its location or position does not interfere with its proper ventilation For example the appliance should not be situated on a b...

Page 3: ...s or 2 Stereo Zone outputs One 70 and two 35 watt amplifiers 1 Mono 70 Watt and 1 Stereo 35 watt output Two 70 watt amplifiers single Zone Stereo 70 watt output Remote ON OFF Control Jacks C1 C2 These...

Page 4: ...ate RED After the amp stops clipping the LED will return to its normal state 5 6 seconds after clipping stops Auto Protection Circuit This feature protects the PA435X if a short or very low impedance...

Page 5: ...re OFF via the CI1 and CI2 Control Inputs NOTE The rear power switch Item 15 needs to be in the ON I position for both modes of operation 3 Status LED Indicators These indicators one for each channel...

Page 6: ...ume then set this control to the maximum volume that the client desires for a given zone or room This prevents the system from being driven to unwanted power levels NOTE To set the Input Level Control...

Page 7: ...ASTER ON OFF and MUTE CONTROL CI1 CI2 These two Stereo Mini Jack connections allow each individual channel pair of the PA435X to be powered ON and OFF and muted by a control voltage ranging between 5...

Page 8: ...the escape of warm air NOTE Do not remove feet in shelf top installations 3 If the cabinet contains other heat generating components you will have to pay even closer attention to adequate ventilation...

Page 9: ...ons 1 Using good quality RCA type patch cables connect the L and R OUTPUT jacks of the MRC88 Pre Amp Output or other driving preamp to the LEFT and RIGHT input jacks on the PA435X Do this for each amp...

Page 10: ...M radio alternately reverse the leads to one of the speakers Pick the connection that delivers a solid center image between the speakers as well as best bass response Mono Mode Connections 1 Using goo...

Page 11: ...may connect the RCA type patch cables from the OUTPUT jacks of the driving preamp or other source to either the LEFT or the RIGHT input jacks of the bridged pair as shown in Fig 6 Do this for just th...

Page 12: ...via the MRC88 Zone 7 8 Control Outputs CO1 and CO2 On Off Standby Control Whenever a 5 to 30v dc voltage is applied to the TIP of the 3 5mm Stereo jack the associated Amplifier channel will be activat...

Page 13: ...tep 1 connect the Preamp Outputs of Zone 8 on the MRC88 to the Left and Right Audio Inputs labeled B on the rear of the PA435X 3 Using two 3 5mm Stereo Mini Plug cables connect the Remote Amp CO1 jack...

Page 14: ...m When any one of the zones is turned on the PA435X is powered ON Similarly when either Zone is powered down the associated amplifier pair on the PA435X is put into STANDBY Mode When both Zones are po...

Page 15: ...tly set to BRIDGED position Set to STEREO position See Fig 6 Sound cuts in and out every 3 to 5 seconds Speaker load impedance is less than 4 Ohms for Stereo mode or less than 8 Ohms for Bridged mode...

Page 16: ...onse at 1 Watt 3dB 12 Hz to 55 kHz Input Sensitivity at rated power stereo mode input gain Max 0 2 V Default 1 0 V Minimum 3V Input Impedance Local Inputs 22 kOhms Common Audio Buss Inputs 70kOhms Pow...

Page 17: ...Model PA435X Page 17 2003 Xantech Corporation...

Page 18: ...Page 18 Model PA435X 2003 Xantech Corporation...

Page 19: ...Model PA435X Page 19 2003 Xantech Corporation...

Page 20: ...Page 20 Model PA435X 2003 Xantech Corporation XANTECH CORPORATION 12950 Bradley Avenue Sylmar CA 91342 3829 phone 818 362 0353 fax 818 362 9506 www xantech com Part No 08901190 Rev A 01 31 2003...

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