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All Lightronics products are warranted for a period of TWO/FIVE YEARS from the date of 
purchase against defects in materials and workmanship. 

 

 
 
 

This warranty is subject to the following restrictions and conditions: 

 
A)  If service is required, you may be asked to provide proof of purchase from an authorized 
 Lightronics 

dealer. 

 
B)  The FIVE YEAR WARRANTY is only valid if the warranty card is returned to Lightronics 
 

accompanied with a copy of the original receipt of purchase within 30 DAYS of the 

 

purchase date, if not then the TWO YEAR WARRANTY applies.   Warranty is valid only for 

 

the original purchaser of the unit. 

 
C)  This warranty does not apply to damage resulting from abuse, misuse, accidents, shipping, 
 

and repairs or modifications by anyone other than an authorized Lightronics service 

 representative. 
 
D)  This warranty is void if the serial number is removed, altered or defaced. 
 
E)  This warranty does not cover loss or damage, direct or indirect arising from the use or 
 

inability to use this product. 

 
F)  Lightronics reserves the right to make any changes, modifications, or updates as deemed 
 

appropriate by Lightronics to products returned for service.  Such changes may be made 

 

without prior notification to the user and without incurring any responsibility or liability for 

 

modifications or changes to equipment previously supplied.  Lightronics is not responsible 

 

for supplying new equipment in accordance with any earlier specifications. 

 
G)  This warranty is the only warranty either expressed, implied, or statutory, upon which the 
 

equipment is purchased.  No representatives, dealers or any of their agents are authorized 

 

to make any warranties, guarantees, or representations other than expressly stated herein. 

 
H)  This warranty does not cover the cost of shipping products to or from Lightronics for 
 service. 
 
I) 

Lightronics Inc. reserves the right to make changes as deemed necessary to this warranty 

 

without prior notification. 

 

Lightronics 

Inc. 

     509 

Central 

Drive 

 

Virginia 

Beach, 

 

VA 

23454 

     20050125

WARRANTY

 

 

Summary of Contents for RD-121

Page 1: ...RD 121 RACK MOUNT DIMMER OWNERS MANUAL REVISION 1 2 02 28 2005 www lightronics com Lightronics Inc 509 Central Drive Virginia Beach VA 23454 757 486 3588...

Page 2: ...IMMER CHANNELS 5 TO SET CHANNELS TO DIM OR NON DIM 5 MANUAL OPERATION 5 NORMAL OPERATION 6 INTERNAL SCENE OPERATION 6 TO SAVE A SCENE 6 TO ACTIVATE A STORED SCENE 6 NOTES ABOUT INTERNAL SCENE 7 CHASER...

Page 3: ...r to determine the operating frequency One or more RD 121 dimmers are to be installed into a standard 19 equipment rack with provisions for connection to an appropriate electrical service in accordanc...

Page 4: ...tor into the upper 9 pin connector on the rear of the dimmer In either case the lower 9 pin connector and the ribbon cable jumper that is supplied can be used to connect from the lower connector of th...

Page 5: ...itself TO ASSIGN DIMMER CHANNELS 1 Press the MENU once to enter the patch mode The display will indicate PTCH 2 Push SELECT The left display bargraph channel for dimmer channel A will flash and the c...

Page 6: ...panel SELECT button until you see the front panel display appears as shown below Scene Save 01 You will have to hold the button down for about 6 seconds 3 Push SELECT The display will show the message...

Page 7: ...e chase The RD 121 may be set to begin chaser functions at power up or in response to a remote switch A bounce option can be imposed on a chase pattern This results in a pattern which runs in its norm...

Page 8: ...RANDOM 6 CHANNEL BUILD PROGRAMMABLE CONTROLLING CHASER CHARACTERISTICS You can control seven characteristics of a chase pattern These controls are described as follows Chase Rate The duration of each...

Page 9: ...nnel SELECT Advance to Next Channel Set Flashing Channel to Relay Dimmer Mode RLY Relay Mode DMR Dimmer Mode SELECT Advance to Next Channel Set Remote Switch Function Not Used Chaser Scene SELECT Exit...

Page 10: ...en channel to be on for a chase step then the channel must be set to greater than 50 intensity Note that the overall intensity of the whole chase pattern may be set using the menu system 2 Press and h...

Page 11: ...nsole Verify the loads and their connections OWNER MAINTENANCE There are no user serviceable parts inside the unit The best way to prolong the life of your unit is to keep is cool clean and dry It is...

Page 12: ...Supplied with each unit Ribbon Cable Jumper Supplied with each unit 3 Pin Multiplex Protocol Input 3 Wire Control Cable Console using 3 pin multiplex protocol DMX 512 CONNECTIONS MULTIPLEX CONNECTIONS...

Page 13: ...82 AND RD 121 DMX 512 CONNECTOR 5 PIN MALE XLR Used on adapter cable MULTIPLEX LMX CONNECTOR 3 PIN MALE XLR Used on rear of chassis 2 1 3 NOT USED 5 1 DMX DATA NOT USED 4 3 2 COMMON CONSOLE POWER DMX...

Page 14: ...s not cover loss or damage direct or indirect arising from the use or inability to use this product F Lightronics reserves the right to make any changes modifications or updates as deemed appropriate...

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