Akai CSM 01 A Service Manual

Page 1

AKA] SEBUIEE mnnunl

V LOWSD

STEREO CASSETTE DECK . f

MODEL CS-M01 A

THIS MANUAL MUST BE USED AS A SET TOGETHER WITH SEPARATELY
PUBLISHED CS-MOI SERVICE MANUAL AND PARTS LIST

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I. TECHNICAL

DATA

TRACK SYSTEM

4 Track 2 Channel Stereo System

TAPE Philips Type Cassette
TAPE SPEED 4.76 cm/s i 2.0% (1-7/8 ips. : 2.0%)
HEADS Erase head x 1

Sendust head for recording/playback x 1
MOTOR Electronically speed controlled DC motor

WOW & FLUTTER

Less than 0.05% WRMS, 0.15% (DIN 45500)

TAPE WINDING TIME

90 sec. using a C-60 cassette tape

FREQUENCY RESPONSE Normal: 30 to 15.000 HZ t 3 dB (-20 VU)
00;: 30 to 16,000 HZ t 3 dB (-20 VU)
30 to 8,000 Hz 1 3 dB (0 VU)
Metal: 30 to 18,000 Hz i 3 dB (-20 VU)
30 to 12,000 HZ t 3 dB (0 VU)
SIGNAL TO NOISE RATIO Normal: Better than 57 dB
00;: Better than 59 dB
Metal: Better than 59 dB

(measured via tape with peak recording level)
Dolby NR switch 0N: Improves up to 10 dB above 5 kHz

HARMONIC DISTORTION Normal: Less than 0.8%
00;: Less than 0.7%
Metal: Less than 0.7%
INPUT MIC 0.25 mV (Input impedance 5.0 kohms)
Required microphone impedance: 600 ohms
Line: 70 mV (input impedance 47 kohms)
OUTPUT Line: 410 mV at 0 VU
Required load impedance: more than 20 kohms
Phone: 45 mV/S ohms at 0 VU
DIN Input: 0.25 mV (input impedance 2.2 kohms)
Output: 410 mV
Required load impedance: more than 20 kohms
DIMENSIONS 440 (W) x 143 (H) x 250 (D) mm (17.3 x 5.6 x 9.2")
WEIGHT 5.0 kg (11.0 lbs)

POWER REQUIREMENTS

100V, 50/60 Hz for Japan

120V, 60 Hz for USA and Canada

220V, 50 Hz for European countries except U.K.

240V, 50 Hz for U.K. and Australia

110/120/220/240V, switchable 50/60 Hz for other coumries

POWER CONSUMPTION

U/T,CSA,AAL 10W
JPN 11 W

For improvement purposes, specifications and design are subject to change without notice.
Dolby" and the Double D symbol are trademarlc of Dolby Laboratories.
(Manufactured under license from Dolby Laboratories).

Page 11

I. TECHNICAL

TRACK SYSTEM 4 track 2 channel stereo system
TAPE Philips type cassette
TAPE SPEED 4.76 cm/s i 2.0% (1-7/8 ips. :- 2.0%)
HEADS Erase head x 1

Permalloy head for record/playback x 1
MOTOR Electronically speed controlled DC motor x 1

WOW & FLUTTER

Less than 0.05% WRMS, 0.15% (DIN 45500)

TAPE WINDING TIME

90 sec. using a C-60 cassette tape

FREQUENCY RESPONSE

Normal: 30 to 14,000 Hz t 3 dB (-20 VU)
00,: 30 to 16,000 Hz t 3 dB (-20 VU)
FeCr: 30 to 17000 Hz t 3 dB (-20 VU)

SIGNAL TO NOISE RATIO

Normal: Better than 55 dB

Cr02: Better than 57 dB

FeCr: Better than 57 dB

(measured via tape with peak recording level)

Dolby NR switch ON: Improves up to 10 dB above 5 kHz

HARMONIC DISTORTION

Normal: Less than 0.8%
00;: Less than 0.7%
FeCr: Less than 0.7%

INPUT MIC: 0.25 mV (input impedance 5 kohms)
Required microphone impedance: 600 ohms
Line: 70 mV (input impedance 47 kohms)
OUTPUT Line: 410 mV at 0 VU
Required load impedance: more than 20 kohms
Phone: 45 mV/S ohms at 0 VU
DIN Input: 0.25 mV (input impedance 2.2 kohms)
Output: 410 mV
(Required load impedance: more than 20 kohms)
DIMENSIONS 440 (W) x 143 (H) x 250 (D) mm (17.3 x 5.6 x 9.8")
WEIGHT 5.0 kg (11.0 lbs)
POWER CONSUMPTION U/T, CSA, AAL 10 W

POWER REQUIREMENTS

120V 60 Hz for U.S.A. & Canada

220V 50 Hz for European countries except U.K.

240V 50 Hz for UK. & Australia

110/ 120/220/240V switchable 50/60 Hz for other countries

For improvement purpose, specifications and design are subject to change without notice.

Dolby" and the Double D symbol are trademarks of Dolby Laboratories.
(Manufactured under license from Dolby Laboratories).