DCR-TRV75/TRV75E/TRV80/TRV80E
COVERCOVER
6-2.MECHANISM SECTION2-3. APE PTATH ADJUSTMENT
ADJUSTMENT1. Preparation for Adjustment
1) Clean the tape running side (tape guide, drum, capstan shaft,
pinch roller, etc.).
On the mechanism section adjustment2) Connect the adjustment remote commander to the LANC jack.
For detail of mechanism section adjustments, checks, and
replacement of mechanism parts, refer to the seODVparate volume 3) Turn the HOLD switch of the adjustment remote commander
to the ON position.
MECHANICAL ADJUSTMENT MANUAL Z Mechanism �.4) Connect an oscilloscope to VC-316 board CN1004 via the CPC-
Note1: The lens block (CD-437 board) must be connected when7 jig (J-6082-382-A).
performing the adjustments.
Note2: Before performing the adjustments, check the data of page: 0,Channel 1: VC-316 board, CN1004 Pin 2 (Note)
address: 10 is O00�. If not, set data: 00 to this address.External trigger: VC-316 board,4 CN1004 Pin
Note:Connect a 75& resistor between Pins 2 of CN1004 and 6
(GND).
5) Playback the alignment tape for tracking. (XH2-1)
2-1. HOW TO ENTER RECORD MODE WITHOUT
CASSETTE6) Select page: 3, address: 33, and set data: 08.
1) Connect the adjustment remote commander to the LANC jack.7) Select page: 3, address: 26, set data: 31, and press PAUSE
button.
2) Turn the HOLD switch of the adjustment remote commander8) Check that the oscilloscope RF waveform is normal at the
to the ON position.
3) Close the cassette compartment without the cassette.entrance and exit.If not normal, adjust according to the separate
4) Select page: 3, address: 01, and set data: 0C, and press thevolume ODV MECHANICAL ADJUSTMENT MANUAL
Z Mechanism �.
PAUSE button of the adjustment remote commander.
(The mechanism enters the record mode automatically.)
Note:The function buttons becomes inoperable.CN1004 of VC-316 board
5) To quit the record mode, select page: 3, address:Pin No. 01, set Signal Namedata:Pin No.Signal Name
00, and press the PAUSE button of the adjustment r1emoteFRRV9PANEL VG
commander. (Whenever you want to quit the record mode, be2RF MON10REG_GND
sure to quit following this procedure.)
3RF IN/LANC11EVF VCO
JACK IN
2-2. HOW TO ENTER PLAYBACK MODE4SWP12REG_GND
WITHOUT CASSETTE
1) Connect the adjustment remote commander to the LANC jack.5PANEL COM13EVF VG
2) Turn the HOLD switch of the adjustment remote commander6REG_GND14EXT DA
to the ON position.7H START15N.C.
3) Close the cassette compartment without the cassette.8REG_GND16N.C.
4) Select page: 3, address: 01, and set data: 0B, and press the
Table 6-2-1.
PAUSE button of the adjustment remote commander.
(The mechanism enters the playback mode automatically.)
Note:The function buttons becomes inoperable.2. Processing after Completing Operations:
5) To quit the playback mode, select page: 3, address: 01, set data:1) Connect the adjustment remote commander to the LANC jack
00, and press the PAUSE button of the adjustment rand set the HOLD switch to the ON position.emote
commander. (Whenever you want to quit the playbac2) Select pak mode,ge: 3, address: 26, and set data: 00, and press PAUSE
be sure to quit following this procedure.)button.
3) Select page: 3, address: 33, and set data: 00.
Envelope must be flat
CH1
CH2
(Trigger)
3.3 msec
Fig. 6-2-1.
6-45 |
ACEC
