JVC MX-J170V - Cassette Deck Adjustments; Tape Speed Adjustment

MX-J170V
1-23
1. To adjust tape speed
Cassette deck
(GND)
VTVM
1) Measuring tape: i) MTT -111 (or equivalent)
(Tapes recorded with 3kHz)
ii) MTT-5512 (or equivalent)
2) Connect the cassette deck to the frequency counter
as in figure 1-5.
Notes
NOR
SPEED
Control
1
OUT
(connected
to the frequency
counter)
Turn UVR2 to
left and right
(FRONT PCB)
3KHz
Remark
Standard
To Adjust
Pre-Setup
Item
Step
Pre-Setup
Condition
1) Deck 1:MTT-111
2) Press PLAY
SW button
3) Deck 2:Same
as above
Cassette Deck
output
SPK OUT
Frequency Counter
Figure 1-5
Figure 1-6
SPK OUT
Recording /Play head
FWD PLAY
REVERSE PLAY
AZIMUTH control screw
Figure 1-7
In Out
Cassette Deck
Oscilloscope
±1%
range
Figure 1-8
Audio OSC.
SET
(MAIN PCB)
Oscilloscope
AUX IN
LINE OUT
VTVM
IN
DW2
IN OUT
TP