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Digital Video Cassette Recorder
Operating Instructions
VQT6816-3
S0896H4037-300 @
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IMPORTANT “Unauthorized recording of copyrighted televi- sion programs, video tapes and other materials may infringe the right of copyright owners and be contrary to copyright laws.” WARNING: To reduce the risk of fire or shock hazard, do not expose this equipment to rain or moisture. CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. CAUTION: REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. I I TO REDUCE THE RISK OF FIRE OR SHOCK HAZAR
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Contents General and Features.....................................................4 Time code Controls and their functions Time code/user bit.......................................................38 Recording internal/external time codes...........................39 Controls and their functions...........................................6 • Front panel...................................................................7 Reproducing the time code/user bit.............................40 • Connector
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General and Features This unit is a digital video cassette recorder which uses 1/4-inch tapes. It incorporates digital compression technology so that the deterioration in picture quality and sound quality resulting from dubbing is significantly minimized compared with existing analog systems. Furthermore, since it has a compact 4U size and light weight, the unit can be carried around or mounted in a 19-inch rack with ease. The settings for the unit’s setup can be performed while viewing the scre
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Features (continued) Multi-function input/output interfaces • Analog input/output Component (Y, PB, PR) and composite and S-VIDEO signal input and output connectors are provided. • Digital audio input/output AES/EBU audio input/output is possible when the optional digital audio interface board (AJ- YA655P) is used. • Serial digital input/output Serial digital (SMPTE 259M-C, 272M) input/output is possible when the optional component serial interface board (AJ-YA750P) is used. The AJ-YA655P
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Controls and their functions Front panel Counter Display Section –6–
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POWER switch When the ON side is pressed, the power is switched on, and the counter display lights up Cassette insertion slot The M cassette, L cassette and consumer cassette (S cassette) with adaptor are inserted into this slot. Consumer cassettes can be played back only. EJECT button When this is pressed, the tape is unloaded and several seconds later the cassette is automatically ejected. When the counter display indicates “CTL”, the display is reset. EDIT/EDIT REC/REC/REC INH lamps EDIT: Thi
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Controls and their functions (continued) COUNTER/REMAIN button This switches between the tape counter tape time indicator and the remaining tape indicator. [r ***] is displayed in the case of the remaining tape indicator. After the cassette tape is inserted, [r ---] (--- flashes) is displayed until remaining tape is calculated, and [r EJ] (EJ flashes) when ejecting the tape. RESET button When this is pressed during CTL mode, the counter returns to the 00:00:00:00 display. During menu setup, init
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Headphones jack The sound being recorded, played back or edited can be monitored on stereo headphones when they are connected to this jack. Volume control This is used to adjust the headphones volume. Audio recording level controls These are used to adjust the recording levels of the analog audio signal CH1/CH2. CTL/TC/UB switch Use this switch when selecting the counter display. CTL: Tape timer (control signal) is displayed. TC: Time code is displayed. UB: User bit is displayed. MONITOR SELE
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Controls and their functions (continued) SET button When this is pressed, the data which has been set on the setup menu is entered. After data entry, the setup mode is exited and the original operating mode is restored. DIAG button When this is pressed, VTR information is displayed. When it is pressed again, the original display is restored. There are two types of VTR information: “HOURS METER” information and “WARNING” information. Swithching between these types is enabled by pressing the curs
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Connector area –11–
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Controls and their functions (continued) AC IN connector This is for connecting the unit to the power outlet using the power cord provided. SIGNAL GND terminal This terminal is connected to the signa unit which is connected to the unit in order to reduce noise. It is not connected to ground for safety purposes. Fuse holder This contains a fuse. Fan motor This is for cooling the unit. The error code is displayed on the counter when trouble has caused the fan motor to stop. If t
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S1/VIDE0 OUT connector This is the S-VIDEO output connector. ANALOG COMPONENT VIDEO OUT connector The analog component video signal is output from this connector. ANALOG COMPOSITE VIDEO OUT connectors The analog composite video signals are output from these connectors. The video signal with signals superimposed on it can be output from the VIDEO OUT3 connector. The superimpose function can be set ON or OFF on the setup menu No. 006 (SUPER). REMOTE connector The unit can be con
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Tapes Three types of tapes can be used with the unit. Description Type Tape designed exclusively for the camcorders used by consumers in Consumer general. Only playback is possible using the optional cassette adaptor. cassette Use of Panasonic consumer DV cassette tapes is recommended. (S cassette) Note that inserting a cassette tape without using the cassette adaptor can damage the unit. Recording/playback tape with a maximum capacity of 63 minutes. M cassette (AJ-P12MP, AJ-P23MP, AJ-P33MP, AJ-
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When recording/playback using 1 unit Set the CONTROL switch on the front panel to LOCAL. • “DIGITAL” for serial component digital video signal input. • “DIGITAL” for serial component • Set the VIDEO IN to ANALOG digital audio signal input. and select as following for the • “AES/EBU” for digital audio analog input: signal input. • “Y PB PR” for analog • “ANALOG” for analog audio component video signal input. signal input. • “CMPST” for analog compo- site video signal input. • “S-VIDEO” for S-VIDE
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When recording, playback & editing with 2 units (deck to deck) The CONTROL switch on the recorder must be set to the LOCAL position, and the CONTROL switch on the player must be set to the REMOTE position. Set the VIDEO IN switch to the Set the AUDIO IN switch to the following position: following position: • “SERIAL l/F” for serial compo- • “SERIAL I/F” for serial compo- nent digital video signal input.* nent digital audio signal input. • “Y PB PR” for analog compo- • “AES/EBU” for digital audio
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When using an editing controller For further details, refer to the Operating instructions of the AG-A850 editing controller (optional accessory). –17–
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Internal encoder adjustments In order to ensure error-free and accurate editing during AB roll editing (a method of editing using two source VTRs) using an editor, the ENCODER OUT controls must be adjusted after the system has been connected. (These controls must be re-adjusted each time the connecting cables are replaced or the connections are changed.) Connect the equipment as shown in the figure below. If a waveform monitor and vectorscope are not available, correct any color shifting while a
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Check the connections. (see previous page.) Select [OFF] on ENCODER SEL at the set up menu. (See page 27.) Select [ON] to operate the internal encoder externally. Adjust the SYSTEM PHASE. On the P1 VTR, play back a cassette tape on which standard color bar signals have been recorded. Adjust P1 VTR SYS PHASE. Adjust the controls to the following with the waveform monitor (WFM). 1) Expand WFM 0.1 μs on the INT mode. 2) Check the H SYNC position. 3) In this status, select EXT mode for the WFM. 4) I
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Printed circuit board Printed Abbr. Factory circuit Full name Function name setting board F8 board SW1 Audio Input This sets the CH1 audio input ADDA- Impedance SW impedance. HIGH CUE HlGH/600Ω SW61 Audio Input This sets the CH2 audio input Impedance SW HIGH impedance. Ω HlGH/600 F4 board SW400 Component PB/PR This sets the component PB/PR Output level output level when connecting with BETA selector the editor. MΙΙ : MΙΙ level BETA : β-CAM level Component PB/PR input levels are selected a
