JVC KENWOOD Corporation 701349 用户手册

Chapter Four : Warnings and Specifications

CD1 ........................................... 5 Hz ~ 80 kHz, +0.5 dB, -3 dB

Phono (MM) ...................................................................  77 dB
CD1 ................................................................................... 90 dB

Phono (MM) .................................................... 2.5 mV / 47 k

Ω

CD1 .................................................................. 200 mV / 47 k

Ω

Tape Rec ........................................................... 200 mV / 220 

Ω

Pre Out (Front, Center, Surround, Subwoofer) ....... 1 V / 1 k

Ω

Bass .............................................................  + 7 dB (at 100 Hz)
Treble ..........................................................  + 7 dB (at 10 kHz)

Volume at -40 dB level ......... +7 dB (100 Hz), +4 dB (10 kHz)

Digital Audio Section

Sampling Frequency ............................ 32 kHz, 44.1 kHz, 48 kHz
Input Level / Impedance / Wavelength

Optical .........................  -15 dBm ~ -21 dBm, 660 nm +30 nm
Coaxial .............................................................. 0.5 Vp-p / 75 

Ω

Audio Section

100 watts per channel minimum RMS, both channels driven,
at 6 

Ω 

from 20 Hz to 20 kHz with no more than 0.03% total

harmonic distortion (FTC).

Front
1 kHz,

 

0.06 % T.H.D. at 6 

Ω

, one channel driven

.......................................................................... 130 W + 130 W

Center
1 kHz, 0.06 % T.H.D. at 6 

Ω

, one channel driven ........ 130 W

Surround
1 kHz, 0.06 % T.H.D. at 6 

Ω

, one channel driven

.......................................................................... 130 W + 130 W

Total Harmonic Distortion ............... 0.004 % (1 kHz, 50 W, 6 

Ω

)

This equipment may generate or use radio frequency
energy. Changes or modifications to this equipment
may cause harmful interference unless the modifica-
tions are expressly approved in the instruction manual.
The user could lose the authority to operate this equip-
ment if an unauthorized change or modification is
made.

NOTE: This equipment has been tested and found to
comply with the limits for a Class B digital device, pur-
suant to Part 15 of the FCC Rules. These limits are de-
signed to provide reasonable protection against harmful
interference in a residential installation. This equipment
may cause harmful interference to radio communica-
tions if it is not installed and used in accordance with
the instructions. However, there is no guarantee that in-
terference will not occur in a particular installation. If
this equipment does cause harmful interference to ra-
dio or television reception, which can be determined by
turning the equipment off and on, the user is encour-
aged to try to correct the interference by one or more of
the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and

the receiver.

• Connect the equipment into an outlet on a cir-

cuit different from the one that the receiver is
connected to.

• Consult the dealer or an experienced radio/TV tech-

nician for help.

Audio-video Receiver, VR-4900 and VR-4700
These devices comply with Part 15 of FCC Rules.
Operation is subject to the following two conditions:
(1) This device may not cause harmful interference,
and (2) this device must accept any interference
received, including interference that may cause un-
desired operation.

KENWOOD U.S.A. CORPORATION
2201 East Dominguez St., Long Beach, CA 90801-5745
Telephone: 310-639-9000

IC(Industry Canada) Notice
Operation is subject to the following two conditions:
(1) This device may not cause interference, and (2)
this device must accept any interference, including
interference that may cause undesired operation of the
device.

Note to CATV System Installer:
This reminder is provided to call the CATV system
installer’s attention to Article 820-40 of the NEC that
provides guidelines for proper grounding and, in par-
ticular, specifies that the cable ground shall be con-
nected to the grounding system of the building, as
close to the point of cable entry as practical.

NOTE: Do not use contact cleaning agents because
they could cause a malfunction. Be especially careful
not to use contact cleaning agents containing oil, since
they may deform the plastic components.