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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: CAUTION To reduce the risk of fire or shock hazard, RISK OF ELECTRIC SHOCK do not expose this equipment to rain or DO NOT OPEN 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
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Contents . . . . . . . . . . . . . . . . . . . . . . . . General and Features 4 Time code . . . . . . . . . . . . . . . . . . . . . . . . . . Controls and their functions Time code/user bit 44 . . . . . . . . . Recording internal/external time codes 45 . . . . . . . . . . . . . . . . . . . • Controls and their functions 6 . . . . . . . . . . . . Reproducing the time code/user bit 46 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . • Front panel 7 • . . . . . . . . . . . . . . . . .
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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 s
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Features (continued) Multi-function input/output interfaces (AJ-D450 only for input) 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) i
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Controls and their functions Front panel Counter Display Section r t y u i o!0 !1 !2 !3 q w e EJECT ON POWER OFF CH CONDITION COUNTER/ REMAIN REW STOP FF PLAY REC RESET LEVEL HEADPHONES @1 @2 !4!5 !6 !7 !8 !9 @0* @7@8 @9 #0#1 MENU SET CTL TC TC CH 1 INT UB EXT TC DIAG PRESET AUDIO FILE REC LEVEL AUDIO PAGE MONITOR CH 1 Y PB PR DIGITAL CH 2 DIGITAL REMOTE MIX CMPST AES/EBU ANALOG CH 2 S-VIDEO ANALOG LOCAL VIDEO IN AUDIO IN @3*@4@5@6* #2* #3* #4 * Applicable only to AJ-D450. – 6 –
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q POWER switch When the ON side is pressed, the power is switched on, and the counter display lights up. w 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. e 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. r EDIT/EDIT REC/REC/REC INH lam
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@1 Headphones jack The sound being recorded, played back or edited can be monitored on stereo headphones when they are connected to this jack. @2 Volume control This is used to adjust the headphones volume. @3 Audio recording level controls (AJ-D450 only) These are used to adjust the recording levels of the analog audio signal CH1/CH2. @4 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 i
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Controls and their functions (continued) #0
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 #1
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. Swithcing between these types is enable
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Connector area * Applicable only to AJ-D450. – 11 –
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Controls and their functions (continued) q AC IN connector This is for connecting the unit to the power outlet using the power cord provided. w 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. e Fuse holder This contains a fuse. r Fan motor This is for cooling the unit. The error code is displayed on the counter when trouble has caused the fan motor to
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!4
S1-VIDEO OUT connector
This is the S-VIDEO output connector.
!5
ANALOG COMPONENT VIDEO OUT connector
The analog component video signal is output from this connector.
!6
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).
!7
REM
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Tapes Type Description Tape designed exclusively for the camcorders used by consumers in general. Only playback is possible using the optional cassette adaptor Consumer (AJ-CS750P). However, please note that long-play cassette tapes (80- cassette minute standard/120-minute LP mode) cannot be used. (S cassette) Use of Panasonic consumer DV cassette tapes is recommended. Note that inserting a cassette tape without using the cassette adaptor can damage the unit. Recording/playback tape with a ma
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When recording/playback using 1 unit – 15 –
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When recording, playback & editing with 2 units (deck to deck) – 16 –
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When using an editing controller Basic system Camera/external input editing Camera Video/audio signals Video signals Remote Remote Microphone Audio signals AJ-D450 AJ-D450 AJ-D440 AG-A850 AG-A850 AJ-D750 AJ-D750 Player Recorder Recorder Sync signal generator System using two players (AB roll editing) Video/audio signals Video/audio signals Switcher Reference signal Video/audio signals Remote Remote Remote Remote AJ-D450 AJ-D440 AJ-D440 AG-A850 AJ-D750 Player 1 Player 2 Recorder Sync signal gener
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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. P1 (AJ-D440) P2 (AJ-D440) Recorder (AJ-D750/AJ-D450) REF REF REF EJECT ON POWER OFF (BB)
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1 Check the connections. (see previous page.) 2 Select [OFF] on ENCODER SEL at the set up menu. (See page 30.) Select [ON] to operate the internal encoder externally. 3 Adjust the SYSTEM PHASE. 3-1 On the P1 VTR, play back a cassette tape on which standard color bar signals have been recorded. Adjust P1 VTR SYS PHASE. 3-2 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 mod
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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* HIGH/600Ω SW61 Audio Input This sets the CH2 audio input HIGH Impedance SW impedance. HIGH/600Ω F4 board SW400 Component PB/PR This sets the component PB/PR Output level output level when connecting with BETA selector the editor. MII : MII level BETA : ß-CAM level Component PB/PR input levels are selec
