STR-K751P 반도체 회로 부품 판매점
FM STEREO FM-AM RECEIVER SERVICE MANUAL
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 Sony |
SERVICE MANUAL
Ver 1.0 2003. 04
STR-K751P
US Model
• STR-K751P is the tuner and the amplifier
section in HT-1800DP.
Dolby Laboratories Licensing Corporation.
“DOLBY” the double-D symbol ; “AC-3” and “PRO LOGIC”
are trademarks of Dolby Laboratories Licensing Corporation.
SPECIFICATIONS
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION:
With 8 ohm loads, both channels driven, from
40 – 20,000 Hz; rated 90 watts per channel
minimum RMS power, with no more than
0.7 % total harmonic distortion from 250
milliwatts to rated output (Models of area code
U only).
Amplifier section
POWER OUTPUT
Rated Power Output at Stereo Mode
(8 ohms 40 Hz – 20 kHz, THD 0.7 %)
90 W + 90 W
Reference Power Output
(8 ohms 1 kHz, THD 0.7 %)
FRONT1):100 W/ch
CENTER1): 100 W
SURR1): 100 W/ch
1) Depending on the sound field settings and the
source, there may be no sound output.
Frequency response
CD, MD/TAPE, DVD,
VIDEO 1, 2
10 Hz – 50 kHz
+0.5/–2 dB (with sound
field and tone bypassed)
Inputs (Analog)
CD, MD/TAPE, DVD,
VIDEO 1, 2
Sensitivity: 500 mV
Impedance: 50 kilohms
S/N2): 96 dB
(A, 500 mV3))
2) INPUT SHORT (with sound field and tone
bypassed).
3) Weighted network, input level.
Inputs (Digital)
DVD (Coaxial)
VIDEO 2 (Optical)
Sensitivity: –
Impedance: 75 ohms
S/N: 100 dB
(A, 20 kHz LPF)
Sensitivity: –
Impedance: –
S/N: 100 dB
(A, 20 kHz LPF)
Outputs
MD/TAPE (OUT),
VIDEO 1
(AUDIO OUT)
SUB WOOFER
Voltage: 500 mV
Impedance: 10 kilohms
Voltage: 2 V
Impedance: 1 kilohms
Tone
Gain levels:
±6 dB, 1 dB step
— Continued on next page —
FM STEREO FM-AM RECEIVER
9-877-325-01
2003D167800-1
© 2003.04
Sony Corporation
Home Audio Company
Published by Sony Engineering Corporation
Free Datasheet http://www.Datasheet4U.com
STR-K751P
FM tuner section
Tuning range
87.5 - 108.0 MHz
Antenna terminals 75 ohms, unbalanced
Intermediate Frequency
10.7 MHz
Sensitivity
Mono:
Stereo:
Usable sensitivity
S/N
Mono:
Stereo:
18.3 dBf, 2.2 µV/75 ohms
38.3 dBf, 22.5 µV/75 ohms
11.2 dBf, 1 µV/75 ohms
76 dB
70 dB
Harmonic distortion at 1 kHz
Mono:
0.3%
Stereo:
0.5%
Separation
45 dB at 1 kHz
Frequency response 30 Hz – 15 kHz,
+0.5/–2 dB
Selectivity
60 dB at 400 kHz
AM tuner section
Tuning range
With 10-kHz tuning scale: 530 – 1710 kHz4)
With 9-kHz tuning scale: 531 – 1710 kHz4)
Antenna
Loop antenna
Intermediate Frequency
450 kHz
Usable sensitivity
50 dB/m (at 1,000 kHz or
999 kHz)
S/N 54 dB (at 50 mV/m)
Harmonic distortion 0.5 % (50 mV/m, 400 Hz)
Selectivity
At 9 kHz:
At 10 kHz:
35 dB
40 dB
4) You can change the AM tuning scale to 9 kHz or
10 kHz. After tuning in any AM station, turn off
the receiver. Hold down PRESET TUNING + and
press ?/1. All preset stations will be erased when
you change the tuning scale. To reset the scale to
10 kHz (or 9 kHz), repeat the procedure.
Video section
Inputs
Video:
Outputs
Video:
1 Vp-p, 75 ohms
1 Vp-p, 75 ohms
General
Power requirements 120 V AC, 60 Hz
Power consumption 185 W
Power consumption (during standby mode)
0.3 W
Dimensions
430 × 145 × 298 mm
(16 7/8 × 5 6/8 × 11 6/8
inches) including
projecting parts and
controls
Mass (Approx.)
7.2 kg (15 lb 14 oz)
Design and specifications are subject to change without notice.
2
Free Datasheet http://www.Datasheet4U.com
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( sony )
STR-K751P receiver
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