Technische Daten - Grundig GV 470 S VPT Serviceanleitung

Allgemeiner Teil / General
Meßgeräte / Meßmittel
Regeltrenntrafo
Zweikanaloszilloskop
Digitalmultimeter
Millivoltmeter
Beachten Sie bitte das Grundig Meßtechnik-Programm, das Sie unter
folgender Adresse erhalten:
Grundig electronics GmbH
Würzburger Str. 150
D-90766 Fürth/Bay.
Tel. 0911/7330-0
Telefax 0911/7330-479
Testcassette ................................................................ 9.27540 - 1011
Testcassette (HiFi) ...................................................... 9.27540 - 1016
Drehmomentmesser 600gf-cm ................................... 75987 - 262.72
Adapter ....................................................................... 75987 - 262.73
Einstellschraubendreher ............................................. 75987 - 262.80
Bandzug-Einstellgriff und stift ..................................... 75988 - 002.27
Kopfscheibenabzieher ................................................ 75988 - 002.37
Nylonhandschuhe ......................................................... handelsüblich
Tentelometer ................................................................. handelsüblich
Diese Meßmittel können Sie über die Serviceorganisation beziehen.
Wir weisen jedoch darauf hin, daß es sich hierbei z.T. um Meßmittel
handelt, die am Markt bereits eingeführt sind.
Testcassette Sach-Nr. 9.27540-1011
• Farbtestbild mit Dropout-Einblendung
• 6,3kHz-Senkrecht-Vollspuraufzeichnung und Bezugspegel 333Hz
in dreiminütigem Wechsel.
Testcassette (HiFi) Sach-Nr. 9.27540-1016
• Farbtestbild mit Dropout-Einblendung
• Längsspur-Ton: 6,3kHz und 333Hz
• FM-Ton: 1kHz Vollpegel (± 50kHz Hub)
Video-Lehrfilm Sach-Nr. 72007-744.81
• Laufwerk "High Speed Drive"

Technische Daten

VHS-System
1/2" Video - Cassettenrecorder
Bandgeschwindigkeit ................................ 2,339cm/s (Standard play)
Aufzeichnungsgeschwindigkeit .................... 4,84m/s (Standard play)
Umspulzeit bei Vor-/Rücklauf mit E180-Cassette: ............ typisch 95s
FS-Norm
CCIR, B/G/H - PAL ............................ GV 470 S VPT, GV 470 S NIC
CCIR, B/G - SECAM .................................................... GV 470 S NIC
Video
Signal / Rauschabstand ............................... 46dB ±3dB (unbewertet)
Auflösung (VHS) .................................................................. ca. 3MHz
Auflösung (S-VHS) ............................................................... ca. 5MHz
Ton
Frequenzgang
Standard play: ..................................................... 40Hz...10kHz ≤5dB
Longplay: .............................................................. 40Hz...5kHz ≤5dB
HiFi-Betrieb: ........................................................ 20Hz...20kHz ≤2dB
Störabstand
Standard play: ........................................................ ≥ 46dB (bewertet)
Longplay: ............................................................... ≥ 43dB (bewertet)
HiFi-Betrieb: ........................................................... ≥ 80dB (bewertet)
Gleichlaufschwankung
Standard play: ................................................... ≤ 0,35% (DIN 45507)
Longplay: ............................................................ ≤ 0,5% (DIN 45507)
Netzspannung .......................................................... 180V~...240V~
Netzfrequenz ..................................................................... 47...63Hz
Leistungsaufnahme
– Aufnahme ............................................................................ ca. 24W
– EE-Betrieb ........................................................................... ca. 18W
– Stand by (Modulator aus) .................................................... ca. 12W
Umgebungstemperatur ............................................ +10°C...+35°C
Relative Luftfeuchte ................................................................ ≤ 80%
Betriebslage ...................................................................... horizontal
1 - 4
Farbgenerator
Tongenerator
Stabilisiertes Netzgerät
Frequenzzähler
Sach-Nr.
Test Equipment / Aids
Variable isolating transformer
Dual channel oscilloscope
Digital multimeter
Millivoltmeter
Please note the Grundig Catalog "Test and Measuring Equipment"
obtainable from:
Grundig electronics GmbH
Würzburger Str. 150
D-90766 Fürth/Bay.
Tel. 0911/7330-0
Telefax 0911/7330-479
Test cassette ............................................................... 9.27540 - 1011
Test cassette (HiFi) ..................................................... 9.27540 - 1016
Torquemeter ............................................................... 75987 - 262.72
Adapter ....................................................................... 75987 - 262.73
Adjustment screw driver .............................................. 75987 - 262.80
Tape tension adjustment tool - handle and - pin ......... 75988 - 002.27
Headwheel extractor ................................................... 75988 - 002.37
Nylon gloves ....................................................... commonly available
Tentelometer ....................................................... commonly available
You can order these test equipments from the Service organization.We
refer to you that these test equipments are already obtainable on the
market.
Test cassette Part no. 9.27540-1011
• Colour test pattern with dropout recording
• 6.3kHz vertical full-track recording alternating with 333Hz reference
level every 3 minutes.
Test cassette (HiFi) Part no. 9.27540-1016
• Colour test pattern with dropout recording
• Longitudinal track sound: 6.3kHz and 333Hz
• FM sound: 1kHz full level (± 50kHz deviation)
Video Training Film Part no. 72007-744.81
• Drive mechanism "High Speed Drive"
Specification
VHS-System
1/2" video cassette recorder
Tape speed ............................................... 2.339cm/s (Standard play)
Head to tape speed ...................................... 4.84m/s (Standard play)
Winding time of forward wind/rewind of a E180 Cassette: typically 95s
TV standard
CCIR, B/G/H - PAL ............................ GV 470 S VPT, GV 470 S NIC
CCIR, B/G - SECAM .................................................... GV 470 S NIC
Video
Signal / noise ratio ...................................... 46dB ±3dB (unweighted)
Video resolution (VHS) ................................................ approx. 3MHz
Video resolution (S-VHS) ............................................. approx. 5MHz
Sound
Frequency response
Standard play: ..................................................... 40Hz...10kHz ≤5dB
Longplay: .............................................................. 40Hz...5kHz ≤5dB
HiFi mode: ........................................................... 20Hz...20kHz ≤2dB
Signal / noise ratio
Standard play: ........................................................ ≥ 46dB (weighted)
Longplay: ............................................................... ≥ 43dB (weighted)
HiFi-Betrieb: ........................................................... ≥ 80dB (weighted)
Wow and flutter
Standard play: ................................................... ≤ 0.35% (DIN 45507)
Longplay: ............................................................ ≤ 0.5% (DIN 45507)
Mains voltage ........................................................... 180V~...240V~
Mains frequency ................................................................ 47...63Hz
Power consumption
– Record ........................................................................ approx. 24W
– EE mode ..................................................................... approx. 18W
– Stand by mode (Modulator off) ................................... approx. 12W
Ambient temperature .............................................. +10°C ... +35°C
Relative humidity .................................................................... ≤ 80%
Operating position ............................................................ horizontal
GV470S...
Colour generator
AF Generator
Stabilized power supply
Frequency counter
Part no.
GRUNDIG Servicetechnik