ENGLISH USER MANUAL OPERATION MANUAL Thank you for buying this JB Systems ® product. To take full advantage of all possibilities, please read these operating instructions very carefully. FEATURES • Professional 4-channel power amplifier in an extremely compact 19" 1U-housing (H: 44mm) •...
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This amplifier has 2 totally independent stereo amplifiers inside: amplifier 1 serves channels 1+2, amplifier 2 serves channels 3+4. Both amplifiers can be used in a different working mode (stereo, parallel or bridge) which gives you more flexibility. Refer to the chapter “HOW TO USE” for more information. JB SYSTEMS AMP 200.4 ®...
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• MONO mode: used to control the level of channel C and D 10. GAIN CONTROL CHD: • BRIDGE mode: NOT used. • STEREO mode: used to control the level of channel D. • MONO mode: NOT used JB SYSTEMS AMP 200.4 ®...
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• STEREO: The most common operation mode, INC (15) & IND (16) are routed to their corresponding outputs OUT.C & OUT.D. • PARALLEL: only the mono signal on input IN.C (15) is used to drive both outputs OUT.C+OUT.D. JB SYSTEMS AMP 200.4 ®...
• Adjust the gain knobs (7/8/9/10) to the desired level 4 CHANNEL MONO MODE: Use only 2 inputs to drive the 4 outputs : 4x 100Wrms @ 8Ω ~ 4x 200Wrms @ 4ohm. IN.A → OUT.A + OUT.B IN.C → OUT.C + OUT.D JB SYSTEMS AMP 200.4 ®...
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• Set input gain knobs (7/8/9/10) to zero • Make sure there’s a music signal at the input • Turn the amplifier on (1) • Adjust the gain knobs (7&9) to the desired level (knobs 8&10 are not used) JB SYSTEMS AMP 200.4 ®...
AC220V~240V / 50Hz~60Hz Dimensions (mm): 483 x 44 x 240 (19"/1U) Weight: 4,7 kg Every information is subject to change without prior notice You can download the latest version of this user manual on our website: www.jb-systems.eu JB SYSTEMS AMP 200.4 ®...
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