Kenwood DM-SG7 User Manual

DM-SG7(EN)
6
Before operation
Before operation
Unpacking
Unpack the unit carefully and make sure that all accessories are put aside so they will not be lost.
Examine the unit for any possibility of shipping damage. If your unit is damaged or fails to operate, notify your
dealer immediately. If your unit was shipped to you directly, notify the shipping company without delay. Only the
consignee (the person or company receiving the unit) can file a claim against the carrier for shipping damage.
We recommend that you retain the original carton and packing materials for use should you transport or ship the
unit in the future.
Audio cord (2)
System control cord (1)
Optical fiber cable (1)
Remote control unit (1) Batteries (2)
Check that the following accessories are present.
Keep this manual handy for future reference.
Accessories
For the U.S.A.
Use of controls or adjustments or performance of pro-
cedures other than those specified herein may result
in hazardous radiation exposure.
In compliance with Federal Regulations, following are
reproductions of lables on, or inside the product re-
lating to laser product safety.
KENWOOD CORPORATION
2967-3, ISHIKAWA-CHO,
HACHIOJI-SHI,
TOKYO, JAPAN
KENWOOD CORP. CERTIFIES THIS EQUIPMENT
CONFORMS TO DHHS REGULATIONS NO. 21 CFR
1040.10, CHAPTER 1, SUBCHAPTER J.
CAUTION:
Location: Back Panel

Kenwood DM-SG7 Specifications

System and Audio

system	Minidisc digital audio system
laser	Semiconductor laser
recording method	Field modulation overwrite method
audio compression	ATRAC (Adaptive TRansform Acoustic Coding)
playing rotation	Approx. 400 rpm ~ 900 rpm (CLV)
D/A conversion	1 Bit
oversampling	128 fs (5644.8 kHz)
A/D conversion method	Sigma-delta method
sampling frequency	44.1 kHz

Digital Audio Performance

frequency response (playback mode)	8 Hz ~ 20 kHz, ± 1 dB
signal to noise ratio (playback mode)	More than 92 dB
dynamic range (playback mode)	More than 90 dB
total harmonic distortion (1 kHz, playback mode)	Less than 0.007 %
channel separation (1 kHz, playback mode)	More than 85 dB
wow & flutter	Less than unmeasurable limit

Inputs and Outputs

analog input sensitivity / input impedance	300 mV / 70 kΩ
analog output level / load impedance	1.2 V / 3.2 kΩ
digital input, optical (wave length 660 nm)	- 15 dBm ~ - 21 dBm

General Specifications

power consumption	14 W
dimensions (width)	200 mm (7 - 7 / 8")
dimensions (height)	77 mm (3 - 1 / 16")
dimensions (depth)	247 mm (9 - 3 / 4")
weight (net)	2.1 kg (4.6 lb)