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1. TECHNICAL SPECIFICATIONS
4. TEST EQUIPMENT REQURED FOR SERVICING
3. BLOCK DIAGRAM
Rated power output
(20 Hz to 20 kHz, 8 Ω load) ................................... 125 W
Total harmonic distortion
(20 Hz to 20 kHz, 8 Ω load) .................................. 0.02 %
Output bandwidth (8 Ω load, 0.04 %) ........... 10 Hz to 50 kHz
Frequency response ................... 10 Hz to 70 kHz, +0 / -1 dB
Damping factor (8 Ω load, 1 kHz) ....................................... 60
S/N (IHF A network, input shorted) .............................110 dB
Supply voltage [/N] ...................................... 230 V AC, 50 Hz
[/U] ...................................... 120 V AC, 60 Hz
Power consumption [/N] ................................................ 200 W
(Stand-by) 1 W
[/U] ............................................... 230 W
(Stand-by) 2.5 W
Dimensions
Width ...................................................................... 88 mm
Height ................................................................... 146 mm
Depth .................................................................... 470 mm
Weight ........................................................................... 5.7 kg
Design and specifications are subject to change without notice.
Port Pins Name In/Out Active Description
R80 4 Input Not used
R81 5 DOUT Output Data output from RC5.
R82 15 DIN Input L Data input to RC5.
R40 6 PLED Output L Power LED.
R41 7 SLED Output L Stand-by LED.
R42 9 ON Output L/H Power amplifier OFF/ON
R43 10 AVSS Output L/H Power amp supply voltage control. Low/High voltage.
R50 11 RSEN Input H/L Power amp output muting status detection input. OFF/ON.
R51 12 LEVEL Input L/H Power amp output level detection input. High/Low power.
R52 13 HEAT Input L/H Heat sink overheating detection input. Overheat/Normal.
R53 14 VIN Input L/H Video and DC signal detection input. Detected/Not detected.
161
VDDXOUT
152
DIN (INT 1)XIN
143
VINRESET
134
HEATNOT USED
125
LEVELDOUT
116
RSENPLED
107
R80
R81
R40
R41
AVSSSLED
9
R53
R52
R51
R50
R43
R428
ONVSS
Sink open-drain outputs
Sink open-drain outputs
2.IC DATA
QY01 : TMP47C201P
Item Use
項 目 使 用 方 法
Distortion Analyzer Distortion measurements
歪率計 歪の測定
Audio Oscillator Sinewave and squarewave signal source
低周波発振器 正弦波及び矩形波の信号源
AC VTVM Voltage measurements (AC)
AC VTVM
交流電圧の測定
Oscilloscope Waveform analysis and trouble shooting and ASO alignment
オシロスコープ 波計分析、トラブルシューティング及び ASO の調整
DC VTVM Voltage measurements (DC)
DC VTVM
直流電圧の測定
AC Wattmeter Monitors primary power to amplifier
交流ワットメーター アンプの一次側消費電力のモニター
Line Voltmeter Monitors poterntial of primary power to amplifier
電源電圧計 アンプの一次側消費電圧のモニター
Vanable Autotransformer Adjust level of primary power to amplifier
スライダック アンプの一次側電圧の調節
Circuit Tester Trouble shooting
テスター トラブルシューティング
Shorting Plug Shorts amplifier input to eliminate noise pickup
ショート用プラグ 雑音を拾わないようにアンプ入力を短絡する