JVC MX-G65V, Service Manual

Page: 22 / 89

MX-G68V/MX-G65V
1-22
1) Before the actual adjustment, clean the play/recording
head.
2) Measuring tape :
i) VT-703 (10kHz AZIMUTH control)
3) The cassette deck is connections as shown in figure 1-7.
Notes
AZIMUTH
1
SPK OUT
(VTVM is
connected to
the scope)
- Turn the control
screw to as shown
in Figure 1-6.
Max output
and same phase
(both channels)
After
adjustment
secure it with
REGION
LOCK.
Remark
Standard
To Adjust
Pre-Setup
Item Step
Pre-Setup
Condition
After putting VT -
703 into Deck A
- Press FWD PLAY
button.
AZIMUTH
1
2
SPK OUT
(VTVM is
connected to
the scope)
- Turn the control
screw to as shown
in Figure 1-6.
Max output
and same phase
(both channels)
After
adjustment
secure it with
REGION
LOCK.
7mV(
mV)
Turn JSR2L,JSR2R
to the right and left
Remark
Standard
To Adjust
Pre-Setup
Item Step
Pre-Setup
Condition
Fig 1-8
After putting VT-703
into Deck B
1)Press FWD PLAY
button.
After putting AC-225
into Deck B
1)Press REC PLAY
button.
2)MAIN PCB JCW3,
connectted to VTVM
Recording
Bias
Voltage
To adjust plabyback level/REC
2. Adjust Deck B Play Level/REC BIAS
1. Adjust Deck A Play Level
0.5
ii) AC-225