Yamaha C 160 user manual

User manual for the device Yamaha C 160

Device: Yamaha C 160
Category: Stereo Amplifier
Manufacturer: Yamaha
Size: 0.15 MB
Added : 2/23/2014
Number of pages: 12
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Summaries

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Abstracts of contents
Summary of the content on the page No. 1

POWER AMPLIFIER
Owner’s Manual
Mode d’emploi
Bedienungsanleitung
Manual de instrucciónes
CLIP
AB
SIGNAL
TEMP
PROTECTION
POWER
ON OFF
M

Summary of the content on the page No. 2

Introduction Thank you for purchasing a Yamaha C450/320/160 series power amplifier. This series of audio amps was developed from Yamaha's wealth of experience in building PA equipment and its tradition of careful attention to every detail of circuit design. These amps feature high power and superb quality together with superior reliability and stability, guaran- teeing the highest possible audio performance. Main features of the C450/320/160 series • Two types of input (balanced XLR type connect

Summary of the content on the page No. 3

Precautions 1. Avoid excessive heat, humidity, dust and vibration. 5. Make sure power is off before making or removing connections. Keep the unit away from locations where it is likely to be exposed to high temperatures or humidity — such as Always turn the power OFF prior to connecting or near radiators, stoves, etc. Also avoid locations which disconnecting cables. This is important to prevent dam- are subject to excessive dust accumulation or vibration age to the unit itself as well as other c

Summary of the content on the page No. 4

Controls and Functions n Front Panel 23 4 CLIP AB SIGNAL TEMP PROTECTION POWER ON OFF 1 5 1 POWER switch and indicator 4 CLIP indicators This is the main POWER switch. Press to power ON These red LED indicators light up when the respective the amplifier. Press again to power OFF. The POWER channel’s output signal distortion exceeds 1% (i.e. indicator lights up when the amplifier is powered ON. clipping). Output signal clipping is usually due to excessive input signal levels. 2 TEMP indicat

Summary of the content on the page No. 5

n Rear Panel 2 3 4 5 INPUT SPEAKERS (BRIDGE) CHANNEL B CHANNEL A CHANNEL B CHANNEL A (PARALLEL) BRIDGE GG STEREO BRIDGE 20 15 20 15 STEREO 10 10 25 25 PARALLEL 30 30 6 6 40 3 40 3 ∞ 0 ∞ 0 –dB –dB CHANNEL B CHANNEL A 1 1 Volume controls 4 SPEAKERS terminals These volume controls allow you to adjust the volume For polarity in each mode, refer to the following level in 31 steps in the range between –¥ dB and diagram. 0 dB. • STEREO, PARALLEL mode 2 INPUTS (CHANNEL A, B) SPEAKERS Two types of bala

Summary of the content on the page No. 6

n Modes: STEREO/PARALLEL/BRIDGE STEREO mode BRIDGE mode In this mode, channels A and B operate independently In this mode, the CHANNEL A input signal will be (as a conventional stereo amp). output from the BRIDGE output terminals. In this The CHANNEL A input signal will be output from case, use the front panel (channel) A volume control the CHANNEL A output terminals, and the CHAN- to adjust the volume. NEL B input signal will be output from the CHAN- NEL B output terminals. PARALLEL mode In thi

Summary of the content on the page No. 7

Caution for Speaker Connection 1. Turn off the POWER switch. • Speaker fuse The output capacity of your amplifier is very high: 2. Remove the cover attachment screw(s) and remove 460 W+460 W (8W ) in stereo and 1240 W (8W ) in the protective cover from the speaker terminals. monaural on the C450; 340 W+340 W (8W ) in stereo and 880 W (8W ) in monaural on the C320; 160 W+160 W (8W ) in stereo and 400 W (8W ) in monau- ral on the C160. Be sure to use a speaker system that has sufficient input capa

Summary of the content on the page No. 8

Rack Mounting n Mounting in an EIA standard rack If multiple high-power amp units are mounted in a rack with poor ventilation, the heat from the amps will cause the interior of the amp to become very hot, causing the performance of the amps to be impaired. When mounting amps in a rack, you must make provision for ventilation so that the heat can escape. When mounting amps in a rack, please attach ventilation panels above and below the amp to allow air circulation. When doing so, it is necessary

Summary of the content on the page No. 9

n Portable Rack Mounting The amplifier intakes cool air through the front panel and exhausts warm air out the rear panel. When mounting amplifiers in a portable rack, make sure the rear panel is completely open for ventilation. (Side View) (Rear View) Completely open Front INPUT SPEAKERS CHANNEL B CHANNEL A (BRIDGE) CHANNEL B CHANNEL A (PARALLEL) STEREO GG BRIDGE BRIDGE Air intake Air exhaust 20 15 20 15 STEREO 25 10 25 10 30 6 30 6 PARALLEL 40 3 40 3 ∞–dB 0 ∞–dB 0 CHANNEL B CHANNEL A n Positi

Summary of the content on the page No. 10

Specifications n General Specifications C450 C320 C160 Power Output Level (Rated Power) 8W /STEREO 460 W + 460 W 340 W + 340 W 160 W + 160 W 20 Hz~20 kHz 4W /STEREO 620 W + 620 W 440 W + 440 W 200 W + 200 W 0.05% 8W /BRIDGE 1240 W 880 W 400 W 1 kHz 8W /STEREO 520 W + 520 W 370 W + 370 W 175 W + 175 W 0.05% 4W /STEREO 720 W + 720 W 520 W + 520 W 230 W + 230 W 8W /BRIDGE 1440 W 1040 W 460 W 1 kHz, 20 ms, no clip 2W /STEREO 1300 W + 1300 W 950 W + 950 W 350 W + 350 W Power Bandwidth Half Power, 0.1

Summary of the content on the page No. 11

n Block Diagram SIGNAL Ach Power Amp CHANNEL A CHANNEL A CHANNEL A PC Limiter (BRIDGE) (PARALLEL) G CLIP Temperature PROTECTION Protection INPUT Sensor SPEAKERS Circuit TEMP (Heat Sink) CLIP G SIGNAL CHANNEL B Bch Power Amp PARALLEL BRIDGE CHANNEL B STEREO CHANNEL B PC Limiter n Dimensions 424 W:480 308 Unit: mm 9 45 379.6 26 15.5 88 4.4 D:455 H:103.5 55.2 292 61.2

Summary of the content on the page No. 12

n Performance Graphs Mode:STEREO Mode:STEREO C450 C320 Both ch Driven Both ch Driven RL=4Ω, f=1kHz RL=4Ω, f=1kHz 5k 5k 1k 1k 100 100 20 20 1 10 100 1k 1 10 100 1k Output Power [W] Output Power [W] Mode:STEREO C160 Both ch Driven RL=4Ω, f=1kHz 5k 1k 100 20 1 10 100 1k Output Power [W] Troubleshooting The following table lists the main causes of abnormal operation and the corrective measures required, as well as the protective circuit operation in each case. Indicator Probable Cause Remedy Protect


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