JVC HRJ491MS
Manual de Servicio

SERVICE MANUAL
VIDEO CASSETTE RECORDER

HR-J491MS, HR-J491MS/S

Regarding service information other than these sections, refer to the service manual No. 82870 (HR-J481MS). Also, be sure to note important safety precautions provided in the service manual.

SPECIFICATIONS (The specifications shown pertain specifically to the model HR-J491MS.)
GENERAL
Power requirement Rating Operating Power consumption Temperature : AC 110 V � 240 Vd, 50 Hz/60 Hz : AC 90 V � 260 Vd, 50 Hz/60 Hz : 14 W 5°C to 40°C �20°C to 60°C Horizontal only 360 mm x 94 mm x 247 mm 3.0 kg VHS standard

TUNER/TIMER
TV channel storage capacity Tuning system Channel coverage VHF UHF Aerial output Memory backup time : 99 positions (+AUX position) : Frequency synthesized tuner : (Low) 42 MHz � 175 MHz (High)175 MHz � 470 MHz : 470 MHz � 870 MHz : UHF channels (Adjustable E28 � E60) : Approx. 6 months Estimated figure based on supplied fresh battery; actual performance may differ.

Operating : Storage : Operating position : Dimensions (W x H x D) : Weight : Format : Maximum recording time (SP) :

(LP) (EP)

240 min. with E-240 video cassette (PAL/MESECAM) : 160 min. with T-160 video cassette (NTSC) : 480 min. with E-240 video cassette (PAL/MESECAM) : 480 min. with T-160 video cassette (NTSC)

ACCESSORIES
Provided accessories : RF cable, Lithium battery CR2025, Infrared remote control unit, �R6/UM-3� battery x 2, Conversion plug*

*Not provided in certain areas. Specifications shown are for SP mode unless specified otherwise. E. & O.E. Design and specifications subject to change without notice.

VIDEO/AUDIO
Signal system : PAL-type colour signal and CCIR monochrome signal, 625 lines 50 fields : NTSC colour and EIA monochrome signals, 525 lines/60 fields : DA-4 (Double Azimuth) head helical scan system : 45 dB : 250 lines (PAL/MESECAM) : 220 lines (NTSC) : 70 Hz to 10,000 Hz : RCA connectors (IN x 2, OUT x 1)

Recording system Signal-to-noise ratio Horizontal resolution Frequency range Input/Output

HR-J491MS,HR-J491MS/S V15C1

This service manual is printed on 100% recycled paper. COPYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD

No.82935 August 2002