Akai 4000DS Mk-II Service Manual

SECTION 1
SERVICE MANUAL
TABLE OF CONTENTS
I. SPECIFICATIONS . 3
II. MEASURING METHOD . 4
III. DISMANTLING OF
TAPE TRANSPORT UNIT & AMPLIFIERS . 6
IV. MECHANISM ADJUSTMENTS . 8
V. HEAD ADJUSTMENTS .I I
VI. AMPLIFIER ADJUSTMENTS .1 2
VII. COMPOSITE VIEWS OF COMPONENTS.14

Akai 4000DS Mk-II Specifications

General

Type	Reel to Reel
Track System	4-track, 2-channel, stereo/monaural system
Signal to Noise Ratio	50dB
Reel Size	Up to 7 inch reel
Total Harmonic Distortion	1.5%
Output	0.775V (line)
Tape Speed	3.75 & 7.5 ips
Heads	1 x erase
Input Sensitivity	50mV (line)
Semiconductors	6 x Transistors
Inputs	Line
Outputs	Line