Akai GX-630D Operator's Manual

TROUBLE SHOOTING CHART
The conditions listed below do not indicate mechanical failure of your
any of these conditions, check for trouble as indicated
SYMPTOM
TROUBLE
unit. If your machine exhibits
REMEDY
Loss of sensitivity and tone
quality.
* Dirty Erase Head. *
* Wrong side of tape facing
the heads.
* A.C, power lower than the *
voltage to which your machine
is adjusted.
* Magnetized head. *
* Tape Selector Switch is set
incorrectly.
See HEAD BLOCK CLEANING.
See VOLTAGE & CYCLE
CONVERSION,
See HEAD DEMAGNETIZING.
Machine will not record or
playback.
* Check positions of controls
and input/output.
* Check position of the Recording
(Track Selector) Switches.
* Check position of the Automatic
Stop/Tape Tension lever.
* Output Level Control at minimum,
Irregularity in tape transport.
Oil or magnetic particles *
adhering to the Capstan or
Pinch Wheel.
* Sticky or dirty tape surface.
* Improperly loaded tape. x
* A.C. power lower than the :
voltage to which your machine
is adjusted.
See HEAD BLOCK CLEANING.
See TAPE LOADING.
See VOLTAGE & CYCLE
CONVERSION.
Tape will not run.
* Blown fuse.
* Power is not being supplied. — *
* Twisted or sticky tape.
Check power cord, Power Switch,
and Automatic Stop/Tape
Tension Lever.
Previously recorded program
will not erase.
* Erase head is dirty. *
See HEAD BLOCK CLEANING.
Distorted or noisy sound. * Recording level is too high. *
* Check external source controls
and connections.
Normal recording level is
zero VU.

Akai GX-630D Specifications

General

Track System	4-track, 2-channel, stereo/monaural system
Reel Size	up to 10.5 inch reel
Wow and Flutter	0.06% (7 1⁄2 ips)
Signal to Noise Ratio	58dB
Output	0.775V
Type	Reel-to-reel tape deck
Heads	3 (erase, record, playback)
Motor	2 x reel, 1 x capstan
Tape Speeds	3 3⁄4 ips, 7 1⁄2 ips