Panasonic sa ak87

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ORDER NO M0990711003

Service Manual

Efln§@[fil comm MA§H Dam CD Stereo System
DIGITALAUDID SA- AK87

Dam
PRO~LOGIC °°'°"
(S) Silver Type

Area Colour

Area

Suffix for
Model No.

Asia, Latin America, Africa
(60) (S)
and Middle Near East

Remote SB-AK57 SA-AK87 SB -AK57
Control
Transmitter

*1 Dolby noise reduction manufactured under license from *2 Manufactured under license from Dolby Laboratories
Dolby Laboratories Licensing Corporation. Licensing Corporation.
"Dolby" and the double-D symbol are trade marks of Dolby DOLBY, the double-D symbol and "PRO LOGlC" are
Laboratories Licensing Corporation. trademarks of Dolby Laboratories Licensing Corporation.
System Music Center Speaker Center Speaker Surround Speaker
SC-AK87 (GC) SA-AK87 (GC) SB-AK57 (GC) SB-PC70 (GC) SB-PS70 (GC)

TAPE SECTION : AR2 MECHANISM SERIES

CD SECTION : RAE01522-2 TRAVERSE DECK SERIES

I Specifications

I Amplifier Section
Front speaker
Power output
PMPO 2200W
RMS power output
THD (at 1kHz) 10%, both channels driven
105W per channel (69)
Power output in
Dolby Pro Logic mode
PMPO Total 3300W
HMS power output
THD (at 1kHz) 10% both channels driven Total 390W

Front 105W per channel (69)
Center 90W per channel (851)
Surround 45W per channel (89)

Input sensitiviw and impedance
AUX 250mV,10kfl
MIC 0.7mV, 6009

Panasonic®

I Cassette Deck Section

Track system 4 track, 2 channel

Heads
Record/playback Solid permalloy head
Erasure Double gap ferrite head
Motor DC servo motor

Recording system AC bias 100 kHz
Erasing system AC erase 100 kHz
Tape speed 4.8 cm/s
Frequency response (+3, -6 dB at DECK OUT)

NORMAL (TYPE I) 35 HZ - 14 kHz

HIGH (TYPE ll) 35 HZ - 14 kHz
SIN

Dolby NFI off 50dB (A weighted)

Dolby NR on GOdB (CCIR)

Wow and flutter
Fast forward and rewind time
Approx. 120 seconds with 0-60 cassette tape

0.18 % (WFlMS)

© 1999 Matsushita Electronics (5) Pte. Ltd.
All rights reserved. Unauthorized copying
and distribution is a violation of law.

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SA-AK87

A WARNING

This service information is designed for experience repair technicians only and is not designed for use by the general public. It does not contain
warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by electricity
should be serviced or repaired only by experienced protessional technicians. Any attempt to service or repair the product or products dealt with
in this service information by anyone else could result in serious injury or death.

I FM Tuner Section
Frequency range
Sensitivity

SIN 26dB
Antenna terminal(s)

I AM Tuner Section
Frequency range

Sensitivity
SIN 20 dB

I CD Section
Sampling frequency
Decoding
Frequency response
Wow and flutter
Digital filter

DIA converter

I Contents
ACCESSORIES
BEFORE USE ..

BEFORE REPAIR AND ADJUSTMENT .
PROTECTION ClRCUlTRY ..................
HANDLING PRECAUTIONS FOR TRAVERSE DECK
PRECAUTION OF LASER DIODE
CONNECTIONS ............
LOCATION OF CONTROLS

SETTING THE TIME

87.50 - 108.00 MHz (50 kHz steps)

18 pV(IHF)
1.5 IN
75 Q (unbalanced)

522 - 1629 kHz (9kHz steps)

520 -

1630 kHz (1 OkHz steps)

500 uV/m

44.1 kHz
16 bit linear

20Hz - 20kHZ (+1dB. ~2dB)

RECORDING FROM COMPACT DISCS

RECORDING FROM RADIO BROADCASTS

TAPE-TO-TAPE RECORDING

OPERATION CHECKS AND MAIN couPoNENT REPLACEMENT 13 ~ 20

Below measurable limit
8 ts
MASH (1 bit DAC)

'0
m
«a

wmwsmmwwmm

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I Video CD
Video data Based on MPEG 1
Audlo data Based on MPEG 1/Layer 2
Video output
Video format NTSC/PAL
Output volume 1 Vp-p, 75 n
I General
Power consumption 188W

Power supply
Dimensions (W x H x D)
Weight

AC 110V/127V/220V/230 - 240v, 50/60Hz
270 x 331 x 338 mm
8.6 kg

Notes :

1. Specifications are subject to change without notice.
Weight and dimensions are approximate.

2. Total harmonic distortion is measured by the digital spectrum
analyzer.

TROUBLESHOOTING GUIDE FOR VIDEO CIRCUIT
ILLUSTRATION OF ICs, TRANSISTORS & DIODES
TERMINAL FUNCTION OF ICS .
SCHEMATIC DIAGRAM .....
PRINTED CIRCUIT BOARD
BLOCK DIAGRAM .............
WIRING CONNECTION DIAGRAM .
TROUBLESHOOTING GUIDE ........
MECHANISM PARTS LOCATION (FIAA3406) .
MECHANISM PARTS LIST ...............
LOADING MECHANISM PARTS LIST . 80
CD LOADING UNIT PARTS LOCATION (RD-DACOZG-S) 89 & 90
CABINET PARTS LOCATION 91 81 92

SELF-DIAGNOSTIC DISPLAY FUNCTION 21 REPLACEMENT PARTS LIST .93 ~ 97
DESCRIPTION OF ERROR CODE 22 RESISTORS & CAPACITORS .. 98 ~ 105
CD TEST MODE FUNCTION ....... 23 PACKING MATERIALS & ACCESSORIES 106
MEASUREMENTS AND ADJUSTMENTS . 24&25 PACKAGING . 106
I Accessories

EUR646491 RSAOOOG-J RSAOO22-L SJP5213-2 RJA0019-2K RJ L1 P016315A

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