Samsung MM-18 Service Manual page 15

mm18(10) 3/23/98 2:59 PM
4-2 Cassette Deck
4-2-1 Additional Test Equipment : Testing Tape
1. MTT-111 (or equipment) : Test tape on which 3KHz signal is recorded (Tape speed adjustment)
2. MTT-113CN (or equivalent) : Test tape on which 8KHz signal is recorded (Azimuth adjustment)
Step
Item
Tape
1
speed
AZIMUTH
(DECK)
2
adjustment
Samsung Electronics
Page 1
Tape
Insert MTT-111 to
Figure 4-6
Deck.
Press PLAY button
Insert MTT-113CN
to Deck.
Figure 4-8
Press PLAY button
Cassette Deck
LINE OUT
AZIMUTH control knob
SET
Location no.
Adjustment Point
SVR Inside motor
Speaker
Terminal Frequency Counter
TP3
output
Figure 4-6
Recording /Play head
REVERSE PLAY
Figure 4-7
VTVM
Speaker
Terminal
(GND)
In Out
Figure 4-8
Alignment and Adjustments
Maximum output and
identical phase of L,R
channel.
Figure 4-7
Set the screw
after adjustment
Oscilloscope
V H
Remark
3KHz
4-3