Akai 4000DS Mk-II Service Manual

FIG. 3 ILLUSTRATION OF MOTOR BLOCK
MOTOR BLOCK
Ref.
No.
Paris No.
Description
Schtmihc
No.
Q'ty
3- lx BM 271800
Molor Block Comp.
I.K-1. I.D 1
3-2
MZ39SI44
900 Motor Cover B, w/metal
900-709 1
3-3
UC254250
Motor Bottom Plate
900 721
1
3-4x
ZW384I3I
Screw, round head 3x5
2
3-5x
MZ2S7S91 Rotor Fan
3A-758 2
3-6x
M V26996S
Ball D4
1
3-7 MZ395166
900 Motor Cover A, w/metal
900-707 1
3-8x
ZW260245
Washer (Nylon)D7.9x 1 3x 11
1
3-9x
MZ253956 Motor Oil Cap D
900-72$
1
3-1 Ox
EZ335204
Felt D14x 19x4t
900-744 1
3-11
ZW427037 Screw, pan head 4x50,
w/washer 4
3-12
ZW2S462 1 Motor Hexagon Nut
900-737
4
3-13
MZ2543S1 Motor Mt. plate A*
900-738
1
3-14
MZ2S4160 Motor Prop A
24X-730
2
3-15
MZ254182 Motor Prop B
24X-731
1
3-16
ZW424056
Screw, pan head 4x10
5
3-17
MR254496 Motor Pulley
SRA-5
1
3-18
MR 300644
900 Type Knurled Pulley
900 735 1
3-19
ZW3006S5 900 Type Knurled Pulley
Set Screw
900-736
1
3-20
MZ292364
XR Motor Shield Plate B
X K *70$
1
3-21
MB254158 Motor Shield Setting Band
I.D-701 1
3-22
ZW424056
Screw, pan head 4x10
1
3-23x
ZW413188 M4 Nut
1
3-24
ZW272395
M7 Motor Prop Set Screw
24X-732
1
3-25
ZW200474
Screw, countersunk head 4x10
2
3-26 EC410016 MP/C. 2+0.5jiF 300VAC
(Lug type Uni/D.)
24-9-13
1
3-27x
EC273442
MP/C. 2/iF 2S0WVAC (Lug
type Op./D.) (AAL.CSA) 24-9-20
1
3-28
ER339805
Cement/R. H20B 4S0ft(K)
(Wire-wound type), w/belt
35-16-16 1
3-29
ZW413223
Screw, binding head 3x5
w/washer
1

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