DCR-TRV38/TRV38E/TRV39
COVERCOVER
6-2. MECHANISM SECTION2-3. TAPE PATH ADJUSTMENT
1. Preparation for Adjustment
ADJUSTMENT
1) Clean the tape running side (tape guide, drum, capstan shaft,
pinch roller, etc.).
On the mechanism section adjustment
2) Connect the adjustment remote commander to the LANC jack.
For detail of mechanism section adjustments, checks, and
3) Turn the HOLD switch of the adjustment remote commander
replacement of mechanism parts, refer to the separate volume ODV
to the ON position.
MECHANICAL ADJUSTMENT MANUAL Z Mechanism �.
4) Connect an oscilloscope to VC-315 board CN1004 via the CPC-
Note: Before performing the adjustments, check the data of page: 0,
7 jig (J-6082-382-A).
address: 10 is O00�. If not, set data: 00 to this address.
Channel 1: VC-315 board, CN1004 Pin 2 (Note)
External trigger: VC-315 board,4 CN1004 Pin
2-1. HOW TO ENTER RECORD MODE WITHOUT
Note: Connect a 75& resistor between Pins 2 of CN1004 and 6
CASSETTE
(GND).
1) Connect the adjustment remote commander to the LANC jack.5) Playback the alignment tape for tracking. (XH2-1)
2) Turn the HOLD switch of the adjustment remote commander
6) Select page: 3, address: 33, and set data: 08.
to the ON position.7) Select page: 3, address: 26, set data: 31, and press PAUSE
3) Close the cassette compartment without the cassette.
button.
4) Select page: 3, address: 01, and set data: 0C, and press the8) Check that the oscilloscope RF waveform is normal at the
PAUSE button of the adjustment remote commander.
entrance and exit.If not normal, adjust according to the separate
(The mechanism enters the record mode automatically.)volume ODV MECHANICAL ADJUSTMENT MANUAL
Note: The function buttons becomes inoperable.
Z Mechanism �.
5) To quit the record mode, select page: 3, address: 01, set data:
00, and press the PAUSE button of the adjustment remote
CN1004 of VC-315 board
commander. (Whenever you want to quit the record mode, be
Pin No.Signal NamePin No.Signal Name
sure to quit following this procedure.)
1FRRV9PANEL VG
2-2. HOW TO ENTER PLAYBACK MODE2RF MON10GND
WITHOUT CASSETTERF IN/LANC
311EVF VCO
1) Connect the adjustment remote commander to the LANC jack.JACK IN
2) Turn the HOLD switch of the adjustment remote commander4SWP12GND
to the ON position.
5PANEL COM13EVF VG
3) Close the cassette compartment without the cassette.
6GND14EXT DA
4) Select page: 3, address: 01, and set data: 0B, and press the
7H START15N.C.
PAUSE button of the adjustment remote commander.
(The mechanism enters the playback mode automatically8.GND)16N.C.
Note: The function buttons becomes inoperable.
Table 6-2-1.
5) To quit the playback mode, select page: 3, address: 01, set data:
00, and press the PAUSE button of the adjustment remote
2. Processing after Completing Operations:
commander. (Whenever you want to quit the playback mode,
1) Connect the adjustment remote commander to the LANC jack
be sure to quit following this procedure.)
and set the HOLD switch to the ON position.
2) Select page: 3, address: 26, and set data: 00, and press PAUSE
button.
3) Select page: 3, address: 33, and set data: 00.
Check this section.
EntranceExit side
(Normal waveform)
side
CH1
CH2
(Trigger)
3.3 msec
Fig. 6-2-1.
6-42 |