Speaker Protection C1237 User Manual
Contents
1. Speaker Protection C1237 User Manual Analog Metric www analogmetric com sales amp analogmetric com Copyright Q2009 All Rights Reserved SPEAKER PROTECTION C1237 USER MANUAL FVEGAVS Features 1 Use speaker protection IC upC1237 2 Power on delay protection 2 3 seconds 3 Disconnection when power off to prevent pop noise 4 Open protection for both positive 0 6V DC and negative 0 2V DC offset voltage at output to speaker 5 Supply voltage 35 48V AC or 15 24V DC 6 PCB Dimension 67mm L x 50mm W ASSEMBLY PROCEDURES 1 Solder the components according to the schematic and BOM Notice to the direction of the electrolytic capacitors C1 C2 C3 C5 and the diodes D1 and D2 2 Apply either 35 48V AC or 15 24V DC voltages to PI Also this voltage is usually come from the main power supply 3 A click sound will be heard after few seconds 2 3s when the power supply turn on 4 Jl is connected to J2 www analogmetric com Page 2 SPEAKER PROTECTION C1237 USER MANUAL Analog Metric Metric SPEAKER PROTECTION C1237 L ANA OG ME TAM If you have any problem in assembly please contact us by email to tech analogmetric com www analogmetric com Page 3
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