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Copyright 1995 by SMART Devices Inc.

5945 Peachtree Corners East 

Norcross, GA 30071-1337

Table of Contents

SECTION 1

INTRODUCTION ..............................................................2

SECTION 2

CARD DESCRIPTION ......................................................3

SECTION 3

INSTALLATION.................................................................7

WIRING HOOKUP INSTRUCTIONS

.................................7

SECTION 4

CALIBRATION ..................................................................10

- B CHAIN CALIBRATION

.................................................10

- A CHAIN CALIBRATION

.................................................12

SECTION 5

OPERATING INSTRUCTIONS.........................................13

SECTION 6

SERVICE ..........................................................................13

SECTION 7

SCHEMATICS ..................................................................16

LIMITED WARRANTY:  SMART products and accessories are warranted against malfunction or failure due to defects in workmanship or
materials for a period of one year from the date of shipment. If a problem occurs during the warranty period, the unit will be repaired, or
replaced at our option, without charge for materials or labor.  If air freight is requested by the dealer, the difference between air and surface
charges will be billed to the dealer. This limited warranty does not cover products that have been abused, altered, modified, or operated in
other than specified conditions.  Prior factory approval is required on all returns.  Returned equipment or defective parts must be shipped
freight prepaid to us by the dealer or customer.

Our limited warranty does not cover damages resulting from accident, misuse or abuse, lack of responsible care, or failures not attributable to
manufacturing defects, except as provided herein.  SMART Devices, Inc. makes no warranties, express or implied, including warranties of
merchantability or fitness for a particular purpose.

RETURN POLICY:  Factory authorization MUST be obtained before returning any product.  A 15% restocking charge will be issued on unused
equipment (in original box) that is returned for credit. Credit is issued to the dealers account.  The credit may be used against future purchases
and no cash transactions are offered.  All returns must be shipped freight prepaid by the dealer.  Equipment returned without a factory RA
(Return Authorization) will be refused.

SMART products are designed to deliver unsurpassed quality in workmanship and perfor-
mance.  The following information gives detailed instructions on the installation and opera-
tion of the SMART MOD V processor.  We strongly encourage new owners of the MOD V to
thoroughly read this entire manual before placing their new SMART product into service.
This will ensure that the MOD V will be operated properly to give the superior performance
that it was designed to deliver.

For service or installation assistance, please call our 

Technical Support Department between the hours of 

8 a.m-5 p.m. E.S.T., Mon.-Fri.

1-800-45-SMART

Summary of Contents for MOD V

Page 1: ...resulting from accident misuse or abuse lack of responsible care or failures not attributable to manufacturing defects except as provided herein SMART Devices Inc makes no warranties express or implie...

Page 2: ...ls Left Center Right Left Surround and Right Surround UPDATING FOR THE FUTURE Since the MOD V processor is totally modular any new cir cuit developments or additional options may be added easi ly This...

Page 3: ...the C version or later of the circuit board is the MAGNETIC NR switch which is used to select Type A or Type SR noise reduction for MAG prints This switch is normally set to MAG A Test points 1 3 loc...

Page 4: ...evel from the stereo solar cells Electronic changeover circuitry between stereo pairs is built on the card to allow use in dual projector booths If the MOD V is installed in a single projector booth l...

Page 5: ...Right Surround Channels Circuitry and operation is similar to the stage channel EQs except that it uses one octave EQs and there is no gain adjustment pot The top eight trimpots are for Left Surround...

Page 6: ...ge synthesizer channels should be adjusted ONLY after the main stereo optical channels have been correctly adjusted The synthesizer levels should be set to be the same as other stereo channels so that...

Page 7: ...rear to the MOD V processor Dress the wires for appearance and craftsman ship The wiring harness has a connector that plugs into the back of the MOD V Make sure to observe polarity As you are looking...

Page 8: ...nal of the MOD V only Ground the other wire of the pair to the nearest ground terminal on the MOD V When the automation relay closes projector TWO of the MOD V will be enabled and the first pair of st...

Page 9: ...place The factory default set ting of Stereo A should be adequate for most theatres However if a Stereo SR default is desired then all plug in cards must be removed along with the internal tray in or...

Page 10: ...GI TAL inputs on the rear of the MOD V for the following checks Set the pink noise source level for 55 volts RMS You must use an analog meter to measure this voltage level Special Note The factory set...

Page 11: ...in phase and flip the Digital Time Delay Surround Generator Card switch to the TEST position Turn the surround amp off Now adjust the Left Center and Right generator levels on the Front Stereo Generat...

Page 12: ...while maintaining the best azimuth This is not easy but it is one of the most critical adjustments affecting the overall system performance and is often not done as well as it should be 5 Adjust the...

Page 13: ...en turning off the sys tem MUSIC SELECTION It is likely that the sound system will be turned on before the arrival of the first audience of the day The MOD V powers up in Music mode If the music playe...

Page 14: ...ur service meter and see a minimum DC offset If the opamp is showing a few volts at the output pin it is like ly that a bad capacitor or resistor is causing an input bias that forces the output of the...

Page 15: ...l This will prevent them from breaking loose from vibration in the future REPLACEMENT PARTS If you have difficulty finding parts for this or any other SMART product The SMART Technical Support Departm...

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