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Honeywell 2000B - page 1
FlashGuard 2000B Medium Intensity Lighting System Troubleshooting Guide Table of Contents Flashhead (Strobe) Troubleshooting Flowchart pg. 2 Multiple Strobe Troubleshooting Flowchart pg. 3 Flashhead Problems pg. 4 Multiple Strobe Problems pg. 7 Flashhead Isolation Test pg. 9 Power Supply Isolation Test pg. 10 Status Indicators pg. 11 Tools Required ...
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Honeywell 2000B - page 2
FlashGuard 2000B Troubleshooting Guide Page 2 Flashhead (Strobe) Problems START Flashhead works in at least one mode? No Are all of the LEDs OFF? Control Power ON, High Voltage OFF? No Control Power and High Voltage Both ON ? No Yes Day mode strobe is OK, Night strobe out? Section 1, pg. 4 Yes Yes Yes Section 2, pg. 4 Section 3, pg. 5 Yes Section 4 ...
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Honeywell 2000B - page 3
FlashGuard 2000B Troubleshooting Guide Page 3 Multiple Strobe Problems . No Strobes are flashing out of sync. Yes Section 9, pg. 8 No Strobes have a ‘double flash’ or are flashing faster than 40 FPM? Yes Section 10, pg. 8 Master switches to night, but slaves stay in day mode? Yes Section 11, pg. 8 START Only one strobe is acting unusual? No Yes ...
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Honeywell 2000B - page 4
FlashGuard 2000B Troubleshooting Guide Page 4 FLASHHEAD (STROBE) PROBLEMS Section 1 Flashhead does not operate in any mode, no LED’s on. Possible Cause : Input power incorrect. Diagnostic Test : Measure input power – it should be 120 VAC ±10%. Corrective Action: Supply correct input power. Possible Cause : Power supply interlock switch not eng ...
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Honeywell 2000B - page 5
FlashGuard 2000B Troubleshooting Guide Page 5 Section 3 Flashhead will not operate in any mode. Control power indicator on, high-voltage board LED indicator on. Possible Cause : Trigger control board defective, or incorrect DIP switch setting. Diagnostic Test : Perform “Flashhead Isolation Test” (pg. 9) and “Power Supply Isolation Test” (pg ...
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Honeywell 2000B - page 6
FlashGuard 2000B Troubleshooting Guide Page 6 Possible Cause : Day capacitor/s or 20 Ω resistors faulty, or connection loose/open. Diagnostic Test : With all conductors attached, check resistance across the terminals of any C2 capacitor. Resistance should be @ 40 Ω Ω . Corrective Actions: 1. If resistance is near 0 Ω Ω , one or more C2 ca ...
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Honeywell 2000B - page 7
FlashGuard 2000B Troubleshooting Guide Page 7 Section 7 Flashhead flashing slow (15 – 20 flashes per minute), strobe alarm on. Possible Cause : Mis-configured or defective sync monitor board. Diagnostic Test: Ensure the DIP switches on the sync monitor board are set correctly per the manual. Visually verify that the red LED on the sync monitor bo ...
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Honeywell 2000B - page 8
FlashGuard 2000B Troubleshooting Guide Page 8 Section 10 All lights are in sync, but there is a double-flash, or flashing faster than 40 flashes per minute (fpm). Possible Cause : More than one sync monitor board is set as master. Diagnostic Test: Inspect the DIP switches on each sync monitor board. In the master power supply, DIP switch S1-4 shoul ...
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Honeywell 2000B - page 9
FlashGuard 2000B Troubleshooting Guide Page 9 Flashhead Isolation Test Disconnect the seven conductor cable from power supply at terminal block TB2. Using an Ohmmeter, check the resistance between the conductors of the disconnected flashhead cable, and compare to the expected values: FG 2000B White Strobe (cable disconnected from power supply) #1 R ...
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Honeywell 2000B - page 10
FlashGuard 2000B Troubleshooting Guide Page 10 Power Supply Isolation Test Leave the seven conductor strobe cable disconnected from the power supply at terminal block TB2. Install a jumper wire between terminals 5 and 6 to simulate the interlock switch being depressed. Install a neon lamp (Radio Shack catalog # 272-1102, Honeywell Part # 77-2342) a ...
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Honeywell 2000B - page 11
FlashGuard 2000B Troubleshooting Guide Page 11 Status Indicators Control Power ON • Located on the control panel (top center), this indicator is illuminated whenever input power is present and the power supply interlock switch is engaged. High Voltage Neon Lamp • Located on the high voltage circuit (top) board, this lamp indicates that the high ...
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Honeywell 2000B - page 12
FlashGuard 2000B Troubleshooting Guide Page 12 Recommended Spare Parts Flashhead Spares (Upstairs) Part Number Description 12S00602 Flashtube Assembly: FT1 77-4040K Trigger Transformer: T1 77-2644 Switch, Interlock, S1 Power Supply Spares (Downstairs) Part Number Description 77-3911 Night Capacitor: C3 CA706A441EK Day Capacitors: C2 (A-F) 77-1167 6 ...
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Honeywell 2000B - page 13
FlashGuard 2000B Troubleshooting Guide Page 13 ...
