Akai GXC-750D

П.
Ш.
УІ.
УП.
УШ.
ЗЕСТІОМ 1
SERVICE MANUAL
TABLE OF CONTENTS
TECHNICAL БАТА..................................... 4
DISMANTLING OF UNIT... хэхэхэхэ 5
CONTROLS AEN cae ag Geass + жске ежен ма ажалын 6
PRINCIPAL PARTS LOCATION ............................ 7
SYSTEM CONTROL OPERATING PRINCIPLES ................. 8
1. TAPE SLACK ELIMINATION CIRCUIT ..................... 11
2. PARKING BRAKE СІКСІЛТ............................. 11
3. PLAY PLUNGER OPERATING CIRCUIT .................... 12
4. OPERATION TIMING WHEN PLAY MODE IS EFFECTED
. FROM FAST FORWARD OR REWIND ....... 12
5. FAST FORWARD AND REWIND SPEED CONTROL CIRCUIT ..... 13
6. AUTOMATIC SHUT-OFF MECHANISM CIRCUIT .............. 13
MECHANISM ADJUSTMENTS ............................. 14
1.
FLYWHEEL
THRUST
LOOSE
PLAY
ADJUSTMENT
............
14
2.
REEL
TABLE
INSTALLATION
POSITION
ADJUSTMENT
........
14
3. PLAY PLUNGER INSTALLATION POSITION ADJUSTMENT ..... 15
4.
PAUSE
PLUNGER
INSTALLATION
POSITION
ADJUSTMENT
.....
15
5.
PINCH
ROLLER
PRESSURE
ADJUSTMENT
.................
16
6. TAKE-UP TORQUE AT VARIOUS MODES AND
TORQUE MEASURING METHOD ........... 16
7.
LID
PANEL
POSITION
ADJUSTMENT
.....................
16
8. TAPE SPEED ADJUSTMENT ............................ 16
HEAD ADJUSTMENTS .................................. 18
1. TAPE GUIDE HEIGHT ADJUSTMENT . эээ 18
2. HEIGHT ADJUSTMENT OF RECORDING/PLAYBACK
COMBINATION HEAD............... 18
3. AZIMUTH ALIGHMENT ADJUSTMENT OF RECORDING/
PLAYBACK COMBINATION НЕАр.......... 18
AMPLIFIER
ADJUSTMENTS
..............................
19
DC
RESISTANCE
OF
VARIOUS
СОП5.......................
24
CLASSIFICATION
OF
VARIOUS
P.C
BOARDS
.................
24
1. RELATION OF Р.С BOARD TITLE AND
IDENTIFICATION NUMBER .......... 24
2. COMPOSITION OF VARIOUS P.C ВОАКВР$.................. 25
For
basic
adjustments,
measuring
methods,
and
operating
principles,
refer
to
GENERAL
OPERAT-
ING
PRINCIPLES
AND
ADJUSTMENTS,