Akai GX-636

VI.
VIL.
Vill.
SECTION 1
SERVICE MANUAL
TABLE OF CONTENTS
TECHNICAL. DATA}. o.45 e685 ee ee a a sh eke ee tee ee 4
DISMANTLING
OF
UNIT...
2.0...
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es
5
CONTROLS
53-23.
bh
ore
iid
BES
RS
DS
lara
er
tte
ea
ER
ee
SSS
7
PRINCIPAL
PARTS
LOCATION
..........
0
cece
e
eee
eee
eee
8
CIRCUIT
OPERATING
PRINCIPLES
.......
0.0...
eee
eee
eens
10
1.
SYSTEM
CONTROL
OPERATION
..
0.0...
eee
ees
10
2.
THE
SAMPLE
AND
HOLD
SYSTEM
SERVO
MOTOR
(SCM-200) OPERATION ....... 20
MECHANISM
ADJUSTMENT...
1...
0...
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eee
ee
tte
23
1,
GUIDE
ROLLER
LOOSE
PLAY
ADJUSTMENT..........---2+--,
23
2.
TENSION
MICRO
SWITCH
POSITION
ADJUSTMENT
.............
23
3.
ROLLER
BLOCK
HEIGHT
ADJUSTMENT
...........-.-.204
5
ee,
23
4.
REEL
TABLE
HEIGHT
ADJUSTMENT...
.........--0
02s
ee
ee
eee
24
5. CAPSTAN SHAFT LOOSE PLAY ADJUSTMENT......-.---..005- 24
6. BRAKE BAND POSITION ADJUSTMENT AND
BRAKE TENSION ADJUSTMENT ...... 25
7.
PINCH
ROLLER
POSITION
ADJUSTMENT
..........2--5-55005
26
8.
PAUSE
PLUNGER
POSITION
ADJUSTMENT
..........---5---5-
26
9. PINCH ROLLER PRESSURE ADJUSTMENT... ........--005 00055 26
10.
TAPE
SPEED
ADJUSTMENT.
...
2.0.2.
eee
ees
27
HEAD
ADJUSTMENT
..........
0002
ee
eet
28
AMPLIFIER
ADJUSTMENT
.......
2.0.2
ee
ees
30
DC
RESISTANCE
OF
VARIOUS
COILS
...
1...
2.0...
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ee
ees
32
CLASSIFICATION
OF
VARIOUS
P.C
BOARDS..........-..-.+--55:
32
1.
P.C
BOARD
TITLES
AND
IDENTIFICATION
NUMBERS
...........
32
2.
COMPOSITION
OF
VARIOUS
P.C
BOARDS
.........-----20506-
33
For
basic
adjustments,
measuring
methods,
and
operating
principles,
refer
to
GENERAL
TECHNICAL
MANUAL.