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 LIGHTS ALWAYS OFF 

LIGHTS ALWAYS ON 

LIGHTS AND LED INDICATORS ON DIMMER 

PACK FLICKER OR GLOW DIMLY. 

CAUTION: PLEASE DISCONNECT POWER BEFORE REMOVING COVER FOR SERVICE AS HIGH VOLTAGE IS 

OTHERWISE PRESENT 

TROUBLESHOOTING GUIDE 

 

SYMPTOM 

CHECK LIST 

NO OUTPUT, LED INDICATORS SHOW 

1. CHECK CHANNEL FUSES. (REFER TO 

STATUS OKAY 

DIAGRAM BELOW) 

 

NO POWER 

1. CHECK LINE FUSE (REFER TO DIAGRAM 

BELOW) 
2. IF FUSE BLOWS AFTER REPLACEMENT CHECK 
TRANSFORMER. 

1. CHECK CHANNEL FUSES 
2. CHECK FIXTURE LAMPS 
3. CHECK BLACKOUT FEATURE ON CONSOLE 
4. CHECK DIP SWITCH ASSIGNMENT 
5. CHECK MAXIMUM DIMMER ASSIGNMENT ON 
CONTROL CONSOLE 
6. CHECK SOFT PATCH ON CONTROL CONSOLE 

1.CHECK DIP SWITCH ASSIGNMENT 

2 CHECK SIGNAL CABLE 

3. CHECK OUTPUT MODE OF CONTROL CONSOLE. 

1. TRANSMISSION LENGTH MAY BE A PROBLEM. GET 

CONSOLE CLOSER WITH A SHORTER CABLE TO 

VERIFY. REMEDY MAY BE THE USE OF 18 GAUGE 

CABLE OR AN EXTERNAL POWER SUPPLY AT THE 

CONSOLE. (CALL DEALER OR NSI TECHNICAL 

SERVICES FOR DETAILS). 

2. CHECK PRE-HEA T SETTING OF CONSOLE. 

LINE FUSE 

~ STANDARD 3/10 AMP SLO BLO 

CHANNEL FUSE LOCATION 

 
REPLACE WITH VALUES AS LISTED BELOW: 
 
ND4600 8 AMP FAST BLO, 250 VAC 
ND5000 15 AMP FAST BLO, 250 VAC 

IF PROBLEMS PERSIST CONTACT YOUR NEAREST NSI AUTHORIZED DEALER OR NSI TECHNICAL 
SERVICES AT 800-864-2502 BETWEEN THE HOURS OF 8:00 AM TO 5:00 PM PST MONDAY THRU 
FRIDAY. 

Summary of Contents for ND 4600

Page 1: ...Page 1 of 9 ND 4600 ND 5000 ADDRESSABLE DIMMER PACKS OPERATION MANUAL...

Page 2: ...ing standard microphone cables or even audio snakes System expansion is further simplified through the ability to daisy chain additional dimmer packs to an existing system This application of Microple...

Page 3: ...Serial Control System 600 Watts 1200 Watts 2400 Watts 2400 Watts 4 chokes 400 USEC 4 chokes 160USEC NSI Microplex NSI Microplex Input Voltage to Output Response Time 50 MSEC 50 MSEC 1200 Volt HV 1200...

Page 4: ...ff Off On On N A 105 108 Off On Off On On N A 109 112 On On Off On On N A 113 116 Off Off On On On N A 117 120 On Off On On On N A 121 124 Off On On On On N A 125 128 On On On On On N A ADDRESSING Eac...

Page 5: ...power drawn by the lights see specification section of this manual for details on maximum power capability WARNING Do not remove grounding prong of AC plug To do so may cause exposure to potentially l...

Page 6: ...Do not connect any other electrical appliances or equipment to the dimmer packs MICROPLEX INPUTS Both the male and female Microplex connectors may be used for input signals Microplex technology allow...

Page 7: ...m 3 Ensure that the rating of the breaker or fuse for the chosen outlet is adequate The required rating in amps of the breaker or fuse may be calculated with the following formula I P E Where I the cu...

Page 8: ...witches are not covered under this warranty If your NSI product requires service during the warranty period NSI will repair or replace at its option defective materials provided you have identified yo...

Page 9: ...CK MAXIMUM DIMMER ASSIGNMENT ON CONTROL CONSOLE 6 CHECK SOFT PATCH ON CONTROL CONSOLE 1 CHECK DIP SWITCH ASSIGNMENT 2 CHECK SIGNAL CABLE 3 CHECK OUTPUT MODE OF CONTROL CONSOLE 1 TRANSMISSION LENGTH MA...

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