Sony GY-8240UWD Maintenance Manual page 200

4-5. CTL/TC Head Height Adjustment
Confirmation
4. Turn the Power On
5. Set the unit into the line mode
6. Play Back the Alignment Tape
Play back the YR2-1A alignment tape (IDR: 0 to
200000). (FWD mode)
7. Check the CTL/TC Head Height
(1) Check that the level decreases when portion
A of the tape shown in the figure is pressed
down.
If the level increases, perform step 8.
(2) Check that the level decreases when portion
B of the tape is pushed up.
If the level increases, perform step 8.
4-20
* Alignment tape: YR2-1A
<CTL Output waveform>
Spec. : The level decreases when pressing down
and pushing up the alignment tape.
CTL/TC Head Height Check
A
B
CTL/TC head
A
A > 5 V p-p
GY-8240UWD
GY-8240FC