Ctl/Tc Head Height Adjustment - Sony GY-2120WD Maintenance Manual

5-5. CTL/TC Head Height Adjustment

5-5. CTL/TC Head Height Adjustment
Note
The CTL/TC head height adjustment is closely related to the azimuth adjustment
and head position adjustment.
Be sure to perform adjustments (or checks) according to "In case the adjustment is
performed" in this section when the CTL/TC head height is adjusted.
Equipment
. Oscilloscope
. PC (IBM PC/AT compatible machine)
* For connection of a PC, refer to Section 5-1.
Tools
. Alignment tape YR2-1: 8-960-074-11
. GY-2120 control software (remo.exe)
Preparation
1. Turn the Power Off
2. Connect the Oscilloscope
CH-1: TP704/EQ-66 board (CTL ANA signal)
TRIG: TP602/EQ-66 board (1/2 VD signal)
3. Set the Alignment Tape
Set the YR2-1 and put a weight (about 1000 g)
on the cassette so that it does not rise up.
5-22
* Connection of the oscilloscope
CH-1 : TP704/EQ-66 board (CTL ANA signal)
TRIG : TP602/EQ-66 board (1/2 VD signal)
<EQ-66 board, side A>
Preparation
TP704
TP602
GY-2120WD/WS