Technical Specifications; Problems And Solutions - Samsung SV-646L Instruction Manual

01371A SV-646I/XFA-GB4 8/27/56 1:33 PM Page 38

Technical Specifications

GB
Design and specifications are subject to change without notice.
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, Interband/Hyperband
Television system STANDARD I/I-B/G-D/K, A2 NICAM
Luminance FM azimuth recording
Colour system PAL/MESECAM/NTSC: Down converted subcarrier phase shifted
NTSC PB on PAL TV
Tape speed SP
LP
Recording/playback time SP
LP
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 (SP)
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 100-240V 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
38
direct recording
<PAL/MESECAM> <NTSC>
23.39 mm/sec SP 33.35 mm/sec
11.69 mm/sec SLP 11.12 mm/sec
3 hours (E-180 Tape)
6 hours (E-180 Tape)

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 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 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.
Noise bars or streaks on playback Press the PROG/TRK (
effect.
When the II button is pressed A still picture may have "noise bars", depending on the
during playback, the still picture condition of the tape. Press the PROG/TRK (
has severe "noise bars" streaks 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 12).
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 15), 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 12).
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 minimize this
or )
39