5-2. MECHANISM SECTION
ADJUSTMENT
Mechanism Section adjustments, checks, and replacement of
mechanism parts, refer to the separate volume O8mm Video
Mechanism Adjustment Manual B Mechanism �.
2-1. OPERATING WITHOUT CASSETTE2-2. TAPE PATH ADJUSTMENT
1) Refer to OSection 2. DISASSEMBLY� and supply the power
with the cabinet assembly removed. (So that the mechanical1. Preparations for Adjustment
deck can be operated.)1) Clean the tape path face (tape guide, capstan shaft, pinch roller).
2) Connect the adjustment remote commander to the LANC jack.2) Connect the adjustment remote commander to the LANC jack.
3) Turn on the HOLD switch of the adjustment remote3) Turn on the HOLD switch of the adjustment remote
commander.commander.
4) Close the cassette compartment without loading a cassette and4) Select page: 0, address: 01, and set data: 01.
complete loading.5) Select page: F, address: 22, set data: 88, and press the PAUSE
5) Select page: 0, address: 01, and set data: 01.button of the adjustment remote commander.
6) Select page: F, address: 22, set data: 81, and press the PAUSE(Be sure to perform OProcessing after operation� after
button of the adjustment remote commander.completing adjustments.)
7) Select page: D, address: 10, set data: 10, and press the PAUSE6) Connect the oscilloscope to VC-234 board CN982 via CPC-7
button of the adjustment remote commander.jig (J-6082-382-A).
8) Disconnect the power supply of the unit.Channel 1: VC-234 board, CN982 Pin 6
By carrying out the above procedure, the unit can be operatedExternal trigger: VC-234 board, CN982 Pin qa
without loading a cassette.7) Playback an alignment tape for tracking. (WR5-1CP)
Be sure to carry out OProcessing after Operations� after8) Check that the oscilloscope RF waveform is flat at the entrance
checking the operations.and exit.
Set the data of page: D, address: 10 to the following if theIf not flat, adjust according to the separate volume O8mm Video
sensor ineffective mode, forced VTR power supply On modeMechanical Adjustment Manual B Mechanism �.
or forced camera power supply ON mode are to be used9) Perform OProcessing after operations�, after completing
together.adjustment.
Forced VTR power ON mode ........................................ 12
Forced camera power ON mode .................................... 11CN982 of VC-234 board
[Procedure after checking operations]Pin No.Signal NamePin No.Signal Name
1LANC SIG9RF AGC OUT
1) Select page: 0, address: 01, and set data: 01.2XCPC IN10REC RF
2) Select page: F, address: 22, set data: 80, and press the PAUSE3IR VIDEO11RF SWP
button of the adjustment remote commander.
3) Select page: D, address: 10, set data: 00, and press the PAUSE4AFC F012CAP FG
button of the adjustment remote commander.5BPF MONI13EVF BL
4) Select page: 0, address: 01, and set data: 00.6PB RF14EVF BL 4.75V
5) Disconnect the power supply of the unit.7RF AGC IN15VCO
8REG GND16EVF VG
Table 5-2-1.
[Procedure after operations]
1) Connect the adjustment remote commander, and turn on the
HOLD switch.
2) Select page: 0, address: 01, and set data: 01.
3) Select page: F, address: 22, set data: 80, and press the PAUSE
button of the adjustment remote commander.
4) Select page: 0, address: 01, and set data: 00.
5) Remove the power supply from the unit.
Must be flat
Fig. 5-2-1.
5-34 |
ACEC
FUNAI
