Technical Specifications - Samsung SV-640X Instruction Manual

Table of Contents

Advertisement

Technical Specifications

Design and specifications are subject to change without notice.
MODEL
SV-640X
Format
VHS PAL standard
Heads
Video: 4 rotary heads
Hi-Fi audio: 2 rotary heads
Audio/Control: 1 stationary head
Erase: 1 full track erase head
Receiving channel
VHF-I, VHF-III, UHF, lnterband/
Hyperband
Television system
STANDARD B/G A2/NICAM
Luminance
FM azimuth recording
Colour system
PAL/MESECAM/NT4.43: Down
converted subcarrier phase shifted
direct recording
NTSC PB on PAL TV
Tape speed
SP
23.39 mm/sec
LP
11.69 mm/sec
Recording/playback time
SP
3 hours (E-180 Tape)
LP
6 hours (E-180 Tape)
REW time
About 60 sec in REW with E-180
VIDEO
Input
0.5 to 2.0 Vp-p; 75 ohm unbalanced
Output
1.0 ± 0.2 Vp-p; 75 ohm unbalanced
Signal-to-noise ratio
Better than 43 dB (SP)
Horizontal resolution
More than 240 lines
AUDIO
Input
-8 dBm, 47 Kohm unbalanced
Output
-8 ± 3 dBm, 1 Kohm unbalanced
Wow and flutter (WTD)
0.4% max (SP)
Signal-to-noise ratio
68 dB min (IHF A filter)
Frequency response
20Hz - 20kHz
Power requirement
AC 240V 50/60 Hz
Power consumption
Approx. 17 watts
Operation temperature
41°F-104°F (5°C-40°C)
Operation humidity
10%-75%
Weight
2.8 Kg (net)
Dimensions (WxHxD)
360 x 94 x 240 mm
42
SV-445X/SV-245X/SV-240X
VHS PAL standard
Video: 4 rotary heads
(SV-445X)
Video: 2 rotary heads
(SV-245X/SV-240X)
Audio/Control: 1 stationary head
Erase: 1 full track erase head
VHF-I, VHF-III, UHF, lnterband/
Hyperband
STANDARD B/G
FM azimuth recording
PAL/MESECAM/NT4.43: Down
converted subcarrier phase shifted
direct recording
NTSC PB on PAL TV
SP
23.39 mm/sec
LP
11.69 mm/sec
(SV-445X only)
SP
3 hours (E-180 Tape)
LP
6 hours (E-180 Tape)
(SV-445X only)
About 60 sec in REW with E-180
0.5 to 2.0 Vp-p; 75 ohm unbalanced
1.0 ± 0.2 Vp-p; 75 ohm unbalanced
Better than 43 dB (SP)
More than 240 lines
-8 dBm, 47 Kohm unbalanced
-8 ± 3 dBm, 1 Kohm unbalanced
0.4% max (SP)
42 dB min (IHF A filter)
100Hz - 8kHz
AC 240V 50/60 Hz
Approx. 15 watts
41°F-104°F (5°C-40°C)
10%-75%
2.8 Kg (net)
360 x 94 x 240 mm
Problems and Solutions
Before contacting the Samsung after-sales service, perform the following simple checks.
Problem
No power
Check that the power plug is connected to a wall outlet.
Have you pressed the VCR STANDBY/ON (STANDBY/ON)
button?
You cannot insert a video cassette
A video cassette can only be inserted with the window
side up and the safety tab facing you.
The television programme was not recorded
Check the VCR aerial connections.
Is the VCR tuner properly set?
Check if the safety tab is intact on the cassette.
Timer recording was unsuccessful
Was the VCR STANDBY/ON (STANDBY/ON) button pressed
to activate the timer?
Re-check the recording start/stop time settings.
If there was a power failure or interruption during timer
recording, the recording will have been cancelled.
No playback picture or the picture
Check to see if you are using a prerecorded tape.
is distorted
You cannot see normal broadcasts
Check the TUNER/EXTERNAL setting. It should be on
TUNER.
Check the TV/VCR aerial connections.
Press the PROG/TRK (" or ❷) / TRK (
Noise bars or streaks on playback
minimize this effect.
❿ II
When the
button is pressed
A still picture may have "noise bars", depending on the
condition of the tape. Press the PROG/TRK (" or ❷) / TRK (
during playback, the still picture
has severe "noise bars" streaks
or
) buttons during SLOW motion to minimize this effect.
Video Head Cleaning
If poor pictures appear on a variety of cassettes, the video
heads may need cleaning. This is not a common problem
and unless it appears, the heads should not be cleaned.
When cleaning the video heads, read all instructions
provided with the head cleaning cassette. Incorrect head
cleaning can permanently damage the video heads.
If when tuning in your TV to the VCR test
1. Remove the aerial input plug from the socket marked (aerial
pattern your TV does not find the test pattern
symbol) on the rear of the VCR.
or the pattern when found suffers from
2. Carry out the instructions "Tuning Your Television for the VCR"
interference, it may be due to the VCR output
(see page 13).
channel clashing with the normal TV
3. Carry out the instructions "Setting the VCR output Channel"
transmissions in your area. To prevent this
(see page 16), move the channel number several channels
you will need to change the VCR output
down from the original setting. (example: from 36 to 33).
channel in the following way
4. Replace the aerial plug into the socket marked (aerial symbol)
on the rear of the VCR.
5. Re-tune your TV to the VCR again by following instructions
"Tuning Your Television for the VCR" (page 13).
6. If the problem still exists repeat steps 1 to 5 moving several
more channels away from the original setting.
If you are unable to solve the problem after reading the above instructions, note:
The model and serial number on the rear of your VCR
The warranty information
A clear description of the problem
Then contact your nearest SAMSUNG after-sales service.
GB
Explanation/Solution
or
) buttons to
43

Advertisement

Table of Contents
loading

This manual is also suitable for:

Sv-240xSv-445xSv-245x

Table of Contents