5-2. MECHANISM SECTION
ADJUSTMENT
On the mechanism section adjustment2-3. TAPE PATH ADJUSTMENT
For details of mechanism section adjustments, checks,
and replacement of mechanism parts, refer to the separate1. Preparation for Adjustment
volume ODV MECHANICAL ADJUSTMENT MANUAL 1) Clean the tape running side (tape guide, drum, capstan shaft,
J Mechanism �.pinch roller, etc.).
2) Connect the adjustment remote commander to the LANC jack.
2-1. HOW TO ENTER RECORD MODE WITHOUT3) Turn the HOLD switch of the adjustment remote commander
CASSETTEto the ON position.
4) Connect an oscilloscope to VC-265 board CN004 via the CPC-
1) Connect the adjustment remote commander to the LANC jack.6 flexible jig (J-6082-370-B) and CPC-6 terminal board jig (J-
2) Turn the HOLD switch of the adjustment remote commander6082-371-A).
to the ON position.Channel 1: VC-265 board, CN004 Pin w; (Note)
3) Close the cassette compartment without the cassette.External trigger: VC-265 boardqj, CN004 Pin
4) Select page: 3, address: 01, set data: 0C, and prNote:ess the PConnect a 75 AUSEW resistor between pins w; of CN004 and ql
(GND).
button of the adjustment remote commander.
75 W resistor (Parts code: 1-247-804-11)
(The mechanism enters the record mode automatically.)
5) Playback the alignment tape for tracking. (XH2-1)
Note:The function buttons become inoperable.
6) Select page: 3, address: 33, and set data: 08.
5) To quit the record mode, select page: 3, address: 01, set data:
7) Select page: 3, address: 26, and set data: 31.
00, and press the PAUSE button of the adjustment remote
8) Check that the oscilloscope RF waveform is normal at the
commander. (Whenever you want to quit the record mode, be
entrance and exit.
sure to quit following this procedure.)
If not normal, adjust according to the separate volume
ODV MECHANICAL ADJUSTMENT MANUAL
2-2. HOW TO ENTER PLAYBACK MODE
J Mechanism � .
WITHOUT CASSETTE
CN004 of VC-265 board
1) Connect the adjustment remote commander to the LANC jack.
Pin No.Signal NamePin No.Signal Name
2) Turn the HOLD switch of the adjustment remote commander
to the ON position.1LANC SIG2
3) Close the cassette compartment without the cassette.3EVF LED DA4EVF VG
4) Select page: 3, address: 01, set data: 0B, and pr5ess the PEVF VCOAUSE6GND
button of the adjustment remote commander.
7TW PWE8HI XRESET
(The mechanism enters the playback mode automatically.)
9HI RXD10HI TXD
Note:The function buttons become inoperable.
5) To quit the playback mode, select page: 3, address: 01, set data:11HI TEST A12TMS
00, and press the PAUSE button of the adjustment r13emoteTCK14JIG TDI
commander. (Whenever you want to quit the playbac15k mode,JIG TDO16GND
be sure to quit following this procedure.)
17SWP18RF IN/LANC JACK IN
19GND20RF MON
2. Procedure after operations
1) Connect the adjustment remote commander to the LANC jack
and set the HOLD switch to the ON position.
2) Select page: 3, address: 26, and set data: 00.
3) Select page: 3, address: 33, and set data: 00.
Check this section
Entrance sideExit side
(Normal waveform)
CH1
CH2
(Trigger)
3.3msec
Fig. 5-2-1.
5-35 |
ACEC
