B&K FIVE OR SEVEN CHANNEL 125.5 S2 User Manual Download | Manualshive

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B

&

K Components, Ltd.

User Manual

R

EFERENCE

125.5 S2

R

EFERENCE

125.7 S2

Five or Seven Channel Amplifier

13740 0604

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Summary of Contents for FIVE OR SEVEN CHANNEL 125.5 S2

Page 1: ...B K Components Ltd User Manual REFERENCE 125 5 S2 REFERENCE 125 7 S2 Five or Seven Channel Amplifier 13740 0604 ...

Page 2: ... Components Ltd dealer insures that you have a FACTORY WARRANTY on your B K Components Ltd product If you have any questions concerning your Factory Warranty call B K Components Ltd at 716 656 0026 Upgradability B K is one the first manufacturers in the audio video industry to consistently offer software and hardware upgrades to its processing of audio signals Through upgrades B K delivers excepti...

Page 3: ...TS 1 SAFETY PRECAUTIONS 2 PURPOSE AND FUNCTION 3 BACK PANEL 4 INPUTS 5 INPUT OUTPUT CONNECTIONS 6 SYSTEM INSTALLATION 7 CONTROL TRIGGERS 8 TROUBLESHOOTING 9 SPECIFICATIONS Back Cover 1 Date of Purchase Amp Model Amp Serial Purchased From Address Phone Product Information ...

Page 4: ...ving or altering feet Do not stack anything on top of the amplifier processor source etc Leave a minimum of 3 clearance from the top of the amplifier to the next shelf or component to insure proper ventilation The amplifier should be located away from other sources that may be sensitive to heat Do not perform any internal modifications to the amplifier Always connect the amplifier s power cord to ...

Page 5: ...load Gold Plated Connectors Improved sound with minimum signal loss and degradation Five Way Binding Posts High quality binding posts accommodate up to 4 gauge wire Control Output One 3 5mm 1 8 10 12 VDC 200 mA output for controlling other amplifiers or control ling external systems that use a voltage trigger Control Input One 3 5mm 1 8 jack that allows standby on off with a 5 24 VDC control signa...

Page 6: ... S E CHANNEL 6 OUTPUT CHANNEL 6 INPUT POSITIVE NEGATIVE High Performance Audio Video Systems Hand Made in the U S A RCA UNBALANCED XLR BALANCED 1 2 3 4 5 6 7 8 1 AC Fuse Holder Holds the AC line fuse This fuse is a 12 amp 250 volt slow blow fuse Replace only with the same type and value fuse 2 AC Input Receptacle For attaching the supplied AC power cord to the amplifier 3 Speaker Outputs For conne...

Page 7: ...on the Reference 125 7 S2 These connectors accept balanced output from the preamplifier s bal anced output connectors RCA UNBALANCED There are five unbalanced RCA input connectors on the Reference 125 5 S2 and seven unbalanced RCA input connectors on the Reference 125 7 S2 These connectors accept an unbalanced RCA output from the preamplifier s RCA volume level outputs CHANNEL 2 INPUT CHANNEL 3 IN...

Page 8: ...or shown right terminal posts or bare wire They are color coded for easy identification The positive RED post should always be connect ed to the speakers RED jack The negative BLACK post should always be connected to the speakers BLACK jack Shown right is the ampli fier to speaker connec tions 4 gauge AWG wire maximum Spade Connector Banana Jack F US E F US E F U S E F U S E F U S E F U S E F US E...

Page 9: ...panel is in the off position and AC power is disconnected before making any connections Connect the wires from your speakers to the appropriate output channels on the amplifier It is essential that correct polarity is observed in all connections Connect the audio cables from the preamplifier s audio outputs to the amplifier input channels using either balanced XLR or unbalanced RCA interconnects E...

Page 10: ...POWER MOTORS WITH THE CONTROL OUT CIRCUIT If the control function is desired each unit in the system must remain connected The control is enabled when the 3 5mm jack is inserted into the CTRL IN For more information on the amplifier s output status under vari ous control conditions refer to the table below Note The control input voltage is intended for standby on off control only For best amplifie...

Page 11: ...horts or overloading 4 Supply Control IN with a 5 24 Volt DC supply Page 8 5 Push in power switch No sound on some or all selected channels power on LED illuminat ed 1 Speaker leads loose or faulty 2 Preamp to amp cables loose or faulty 3 Source to line stage cables loose or faulty 4 Line stage or source not cor rectly selected 5 Speaker fuse blown 6 Balanced button in when using RCA s 1 Tighten r...

Page 12: ...ivity RCA Unbalanced 1 0 Volt Input Sensitivity XLR Balanced 2 0 Volts Pin 1 Gnd Pin 2 In Pin 3 In Gain 28 3AV or 28dB AC Line Voltage 120 220 240 VAC optional switchable Level Controls No Binding Post Maximum Wire Gauge 4 AWG Balanced Inputs Yes Control Input 5 24 VDC Control Output 10 12VDC 200mA Dimensions in Inches Width Cutout Dimensions Height Depth 17 00 17 12 5 78 5 90 15 63 16 75 Shipping...

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