Panasonic sa ak 40 service manual

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Page 1

ORDER NO. MD970504301

Service Manual

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DIGITAL AUDIO

Remote Control
Transmitter

MASH

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SB-AK40

SA-AK40

TAPE SECTION : AR2 MECHANISM SERIES

CD SECTION : RAEO15OZ TRAVERSE DECK SERIES
I Specifications

I Amplifier Section

Hated minimum sine wave RMS/FTS power output
50 Hz - 12 kHz both channels drlven

0.9% total hamonic distortion

2 x 60W (6 o)

1 kHz continuous power output, both channels

driven 0.9% total hamonic distortion
Total harmonic distortion half power at 1 kHz

Frequency response
CD, AUX

lnputsensitivity
AUX

Input impedance
AUX

Tone Controls
6 E0 SPACE

Load impedence

I FM Tuner Section
Frequency range
Sensitivity
Total harmonic distortion
MONO
STEREO
SIN(MON0)
Image rejection at 98.1 MHz
Stereo separation at 1 kHz
Antenna terminal(s)

I AM Tuner Section
Frequency range
Sensitivity (For 500 mW)

I CD Section
Samplingfrequency
Decoding
Beam sourcdwave length
Number of channels
SIN ratio

CD UNIT OUT

SP OUT

2 x 70w (6 a)
0.10% (6 9)

so Hz - 20 kHz(-3 dB)
250 mV(57 mv, IHF '66)

57 k9

HEAVY, CLEAR, SOFT, DISCO. LIVE. HALL

87.5 - 108.0 MHz
23.3 dBf(4.0uV, IHF '53)

0.3 %
0.5 %
60 dB
35 dB
35 dB
75 Q (unbalanced)

520 - 1710 kHz
250 uV/m

44.1 kHz

16 bit linear

Semiconductor Iaser/ 780 nm
Stereo

95 dB (JIS A)
37 dB (JIS A)

Panasonic

DE]-

SB-AK40

CD Stereo System

SA-AK4O

Colour
(K) Black Type
Area
Suffix for
Model No. Area Colour
(PC) Canada (K)
System Music Center Speaker
SC-AK40 (PC) SA-AK40 (PC) SB-AK40 (P)

* MASH is a trademark of NIl.

Dolby noise reduction manufactured under license
from Dolby Laboratories Licensing Corporation.
"Dolby'I and the double-D symbol are trademarks of
Dolby Laboratories Licensing Corporation.

Wow and flutter
Digital filter
DIA converter

I Cassette Deck Section

Track system

Heads
Playback
Record/Playback
Erasure

Motor

Recording system

Erasing system

Tape speed

Frequency response
NORMAL
CrOz

SIN ratio (Cro2 type tape)
Dolby NR off
Dolby NR on

Wow and flutter

Fast forward and rewind times

I General
Powerconsumption
System
Power OFF
Power supply
Dimensions (VII x H x D)

Weight
Notes :

Unmeasurable
8 fs
MASH (1 bit DAC)

4 track, 2 channel

Solid permalloy head(Rotary)
Solid permalloy head(Rotary)
Double gap ferrite head

DC servo motor

AC bias 100 kHz

AC erase, 100 kHz

4.8 cm/s (17/e ips)

35 Hz- 14 kHz
35 HZ- 14 kHz

50 dB (A weighted)

60 dB (CCIR)

0.18 % (WRMS)
Approx. 1 20 seconds
with 060 cassette tape

110 W

9.1 W

AC 120 V, 60 Hz
270 x 330 x 339 mm
(105/3" x 13" x 133/5")
7.3kg (16.1Ib.)

1. Specifications are subject to change without notice.
Weight and dimensions are approximate.
2. Total harmonic distortion is measured by the digital spectrum

analyzer.