File name Onkyo DSR-7.3.pdfDR-L50
Ref. No. 3745
SERVICE MANUAL
Aug, 2002
Se n d
DVD RECEIVER MODEL DSR-7.3
Op
e n/
e C lo s
On
St a n d b y
Lig h t
In p u t Se le c t o r
Mod e
2
Ta p e
Re c v r
DV
D
Dim m
TV
er
Disp la y
e Sle
p
C lo
Men
u
ck
To p
Men
u
Step/ Slow
CH
Tun
ENTER
VOL
T-D/ ST
Re tu
Surround
rn
p Se t u p u t TV In
Muting
A.Control
Repeat
A- B
Late Night
Timer
Audio
Angle
Subtitle
FM Mode
Last M
Prog ra m
Random
Clear
SP Setup
Test Tone
CH Sel
1
SW Mode
2
Distance
3
4
IPM
5
T D Setup
6
Up/ Down
7
8
9
+10
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RC-507M
RC-507M
Black model BMDD 120V AC, 60Hz
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. MAKE LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER.
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DSR-7.3 SPECIFICATIONS
AMPLIFIER SECTION
Power Output (FTC) All channels 25 watts per channel min. RMS. into 6 ohms two channel driven, 1,000 Hz with no more than 10% total harmonic distortion. Continuous power output (DIN) All channels 21 watts per channel min. RMS. into 6 ohms two channel driven, 1,000 Hz Continuous Power output (EIAJ) All channel 26 watts per channel min. RMS. into 6 ohms two channel driven, 1,000 Hz Total Harmonic Distortion 10 % at rated power 0.2 % at 1 watt output IM Distortion 10 % at rated power 0.2 % at 1 watt output Damping Factor 40 at 8 ohms Input Sensitivity and Impedance DIGITAL OPTICAL IN LINE (TV/LINE, MD/CDR/TAPE) 21 to 15 dBm 200 mV/50 kohms
Output Level and Impedance DIGITAL OPTICAL OUT 21 to 15 dBm REC OUT (MD/CDR/TAPE) 200 mV, 2.2 kohms PRE OUT (SUBWOOFER) 1 V, 470 ohms Frequency Response 20 to 30,000 Hz : +/ 0.8 dB Acoustic Control 1: +9 dB at 82 Hz 2: +9 dB at 82 Hz +6 dB at 10,000 Hz Signal-to-noise Ratio 100 dB (0.5 V INPUT LINE) Muting 50 dB
DVD SECTION
Optical non-contact 3.49 m/s (Single Layer) 3.84 m/s (Dual Layer) Error correction system Reed Solomon Product Code Signal system Standard NTSC Regional restriction code South American area: 4 Output Level and Impedance Composite 1.0Vp-p, 75 ohms S-Video Y: 1.0 Vp-p, 75 ohms C: 0.286 Vp-p, 75 ohms Component Y: 1.0 Vp-p, 75 ohms PB, PR: 0.7 p-p, 75 ohms Signal readout system Linear velocity Laser Semiconductor laser, wavelength 650 nm Frequency response 10 Hz to 44 kHz (96 kHz) Signal-to-noise ratio (digital audio) More than 100 dB Audio dynamic range (digital audio) More than 93 dB Harmonic distortion (digital audio) Less than 0.025% Wow and flutter Below threshold of measurability Operating conditions Temperature: 5 C to 35 C (41 F to 95 F), Operation status: Horizontal
TUNER SECTION
FM: 87.50 to 108.00 MHz (50 kHz steps) AM: 530 to 1710 kHz (10 kHz steps) Usable Sensitivity FM: Mono 11. |