JVC HR-J691U free download

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SERVICE MANUAL VIDEO CASSETTE RECORDER HR-J691U/J694U/J695U/J698U SPECIFICATIONS (The specifications shown pertain specifically to the model HR-J698U.) GENERAL Power requirement Power consumption Power on Power off Temperature Operating Storage Operating position Dimensions (W x H x D) : AC 120 Vd, 60 Hz : 13 W : 1.5 W 5°C to 40°C (41°F to 104°F) ­20°C to 60°C (­4°F to 140°F) Horizontal only 435 mm x 94 mm x 247 mm (17-1/4" x 3-3/4" x 9-3/4") : 2.7 kg (6.6 lbs) : VHS NTSC standard : : : : TUNER Tuning system Channel coverage VHF UHF CATV RF output : Frequency-synthesized tuner : : : : Channels 2­13 Channels 14­69 113 Channels Channel 3, 4 or ­ (off) (preset to Channel 3 when shipped) 75 ohms, unbalanced TIMER Clock reference Program capacity : Quartz : 1-year programmable timer/ 8 programs Weight Format Maximum recording time SP : 210 min. with ST-210 video cassette EP : 630 min. with ST-210 video cassette ACCESSORIES Provided accessories : RF cable (F-type), Infrared remote control unit, "AA" battery x 2 VIDEO/AUDIO Signal system : NTSC-type color signal and EIA monochrome signal, 525 lines/ 60 fields : DA-4 (Double Azimuth) head helical scan system : 45 dB : 230 lines : 70 Hz to 10,000 Hz : 20 Hz to 20,000 Hz : RCA connectors (IN x 1, OUT x 1) Recording/Playback system Signal-to-noise ratio Horizontal resolution Frequency range Normal audio Hi-Fi audio Input/Output Specifications shown are for SP mode unless specified otherwise. E. & O.E. Design and specifications subject to change without notice. HR-J691U/J691U(C)/J694U/J695U(C)/J698U(C) V15D1 This service manual is printed on 100% recycled paper. COPYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD No.82904 January 2002 TABLE OF CONTENTS Section Title Page Section Title Page Important Safety Precautions INSTRUCTIONS 1. DISASSEMBLY 1.1 Manually removing the cassette tape ... 1-1 1.2 Removing the major parts ... 1-2 1.2.1 How to read the procedure table ... 1-2 1.2.2 Disassembly/assembly method ... 1-2 1.3 Emergency display function ... 1-4 1.3.1 Displaying the EMG information ... 1-4 1.3.2 Clearing the EMG history ... 1-4 1.3.3 Details of the OSD display in the EMG display mode ... 1-5 1.3.4 EMG content description ... 1-6 1.3.5 EMG detail information<1> ... 1-7 1.3.6 EMG detail information<2> ... 1-8 1.3.7 EMG detail information<3> ... 1-8 1.4 Service position ... 1-9 1.4.1 How to set the "Service position" ... 1-9 1.5 Jig RCU mode ... 1-9 1.5.1 Setting the Jig RCU mode ...