Panasonic SA-AK15 User Manual

Servlce
Manual
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ncomPAGT
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orcmAL
AUOTO
6
MASH-
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n,,r\, \h¿r,,nt
0.1%
(6f))
20
Hz
-
20
kHz
(-3
dB)
250
mV,
14 ko
87.9
-
107.9
MHz
(200
kHz
steps)
87.5
-
108.0
MHz
(100
kHz
steps)
23.3
dBf
(a.0¡rV,
IHF'58)
0.3 %
0.5 %
60
dB
60 dB
40
dB
30
dB
75
Q
(unbalanced)
52O
-
1710
kHz
280
pVim
630
pV/m
40 dB
44.1
kHz
.16
bit tinear
Semiconductor
laser
/ 780
nm
2
channels,
Stereo
20
Hz
-
20
kHz
(+1
dB,
-2
dB)
Area
isrtti"
ror
I
Model
No.
[!, I
U.S.A
Music
Center
SA-AK15
(P)
a.-.
i , il
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DE
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CD
Stereo
System
Speaker
SB-AK15
(P)
l¡mi1
8fs
MASH
(1
b¡t DAC)
4 |rack,
2 channel
Solid
permalloy
head
Double gap
ferrite head
DC
servo motor
AC
bias 100
kHz
AC
erase 100
kHz
4.8
cm/s
(1-A
ips)
35 Hz
-
14
kHz(+1
dB,
-3
dB)
35 Hz
-
14
kHz(+1
dB,
-3
dB)
50 dB
(A
weighted)
0.14 %
(WRMS)
Approx.
120
seconds
with
C-60 cassette
tape
95W
AC
120 V,60
Hz
270
x 330 x 290
mm
(105/u
x13"x11'./.r")
7.0
kg(15.a lb)
SA-AK15
Colour
|
:: -.
i
(K)
. et".f
fyp"
Area
I
Colour
L
(K)
tk
MASH is
a trademark
of NTT
Remote
Control
Transmitler
SA-AK15
TAPE
SECTION
:
AR2
MECHANTSM
SERTES
CD
SECTION
:
RAE0152Z-M
TRAVERSE
DECK
I Specifications
I
Amplifier
Section
1
kHz
continuous power
output,
both channels
driven
RMS
power
output
2
x
30 W
(THD
1.5%,
6
(2)
t 80 Hz
-
20
kHz
both
channels
driven
2 x 25
W
(THD
1%,
6 O)
Total
harmonic
d¡stortion
Half
power
at 1 kHz
Frequency
response
AUX
Input
sensitivity
and impedence
AUX
I
FM
Tuner
Section
Frequency
range
Sensitivity (For
500
mW)
Total
harmonic
distortion
MONO
STEREO
S/N
MONO
STEREO
lmage
reject¡on
at
98.1 MHz
Stereo
separation
at
1
kHz
Antenna
terminal(s)
I
AM
Tuner
Section
Frequency
range
Sensitivity
(s00
mw)
(s/N
20
dB)
lmage
rejection
at 1000
kHz
I
CD
Section
Sampling
frequency
Decoding
Beam
source/wave
length
Number
of
channels
Frequency
response
f"
rNoREso
r)
|
-
o@'
,íi.¿dB
rJrs A)
SB-AK15
SERIES
S/N
CD
UNIT
Wow
and
Digital
filter
D/A
converter
I
Cassette
Deck
Section
Track
system
Heads
Record/playback
Erasure
Motor
Record¡ng
system
Erasing
system
Tape
speed
Frequency
response
at DECK
OUT
NORMAL
HIGH
POSITION
S/N ratio
(NORMAL
type
tape)
Wow
and flutter
Fast
forward
and rewind
times
I
General
Power
consumption
Power
supply
Dimensions(WxHxD)
Weight
Notes
:
1.
Specifications
are
subject
to change
without notice
Weight
and dimensions
are approximate.
2. Total
harmonic
distort¡on
is measured
by the
dig¡tal
spectrum
analyzer.
.cr
1998
Matsush¡ta
Electronics (S)
pte.
Ltd.
All rights
reserved.
Unauthorized
copying
and
distribution is
a violation
of law.
SB-4K15
Panasonic'

Panasonic SA-AK15 Specifications

General

Type	Mini Hi-Fi System
CD Player	Yes
Bluetooth	No
USB Port	No
Number of Discs	1
Remote Control	Yes
Speaker Configuration	2-way speakers
Radio Tuner	AM/FM
Playable Media	CD, CD-R, CD-RW
Speakers	2 speakers
Tape Deck	Dual Tape Deck

Summary

Specifications

Amplifier Section

Technical details of the amplifier output and distortion.

FM Tuner Section

Technical details of FM reception sensitivity and performance.

AM Tuner Section

Technical details of AM reception sensitivity and performance.

CD Section

Technical details of CD playback, sampling frequency, and decoding.

Cassette Deck Section

Technical details of tape playback, recording, and frequency response.

General

Power consumption, supply, dimensions, and weight of the unit.

Preparation for Repair and Adjustment

Traverse Deck Handling Precautions

Guidelines for safely handling the optical pickup and traverse deck.

Electrostatic Discharge Prevention

Methods to prevent damage from static electricity during repair.

General Safety Precautions

Protection Circuitry

Laser Diode Safety Precautions

Accessories

System Connections

Front Panel Overview

Clock Setting Procedure

CD Program Playback

CD Manager Playback Functions

Cassette Recording Preparation

CD to Cassette Recording

Remote Control Operation

Shipping and Moving Precautions

Operational Checks and Component Replacement

Major PCB Checking Procedures

Steps for inspecting and checking the main printed circuit boards.

CD Changer Unit Disassembly

Detailed instructions for taking apart the CD changer mechanism.

CD Changer Unit Assembly

Detailed instructions for reassembling the CD changer mechanism.

Traverse Deck Replacement

Step-by-step guide for replacing the traverse deck unit.

Power IC and Transistor Replacement

Guide for replacing power amplifier IC and specific transistors.

Self-Diagnostic Functionality

Entering Self-Diagnostic Mode

Procedure to activate the diagnostic mode.

Cassette Mechanism Testing

Steps to test the cassette deck mechanism and identify errors.

CD Mechanism Testing

Steps to test the CD mechanism and identify errors.

Clearing Error Codes

How to reset or clear any displayed error codes.

Exiting Self-Diagnostic Mode

Procedure to exit the diagnostic mode.

Power Amplifier Failure Indicator

Specific error indication for power amplifier failure.

System Error Code Descriptions

CD Test Mode Operation

Setting CD Test Mode

Steps to enter the CD test mode for alignment.

CD Auto-Alignment Result Interpretation

How to interpret results from CD automatic alignment tests.

CD Alignment Error Codes

Explanation of specific error codes related to CD alignment results.

Performance Measurements and Adjustments

Cassette Head Azimuth Adjustment

Procedure for adjusting the head azimuth on cassette decks.

Cassette Tape Speed Adjustment

Procedure for adjusting the tape speed on cassette decks.

Cassette Bias and Erase Voltage Check

How to check bias and erase voltage for cassette decks.

Cassette Bias Frequency Adjustment

AM Intermediate Frequency Alignment

AM Radio Frequency Alignment

Integrated Circuit Terminal Functions

IC701 Servo Amplifier Pin Functions

Pin functions for the AN8837SBE1 servo amplifier IC.

IC703 Servo Amplifier Driver Pin Functions

Pin functions for the AN8780SBE2 servo driver IC.

IC702 Servo Processor Pin Functions

Pin functions for the MN662746RPK1 servo processor IC.

IC801 System Microprocessor Pin Functions

Pin functions for the M38197MAA611 system microprocessor IC.

System Wiring Diagram

System Block Diagram

Component Terminal Guide

Circuit Schematic Diagrams

Cassette Deck Circuit Details

Loading Motor & Detecting Switch Circuits

Signal Line Representation

Component Safety Notices

Fuse Replacement Guidelines

CD Servo Control Circuit

Cassette Deck Circuit Schematics

Tuner Pack Circuit Schematic

Main System Circuit Schematic

Front Panel Circuit Board

Operation Controls Circuit

Servo Circuit Board Layout

Loading Motor Circuit Board Layout

Main Circuit Board Layout

Front Panel Circuit Board Layout

Transformer Circuit Board Layout

Operation Circuit Board Layout

Cassette Deck Circuit Board Layout

Detecting Switch 2 PCB Layout

Detecting Switch 1 PCB Layout

Mechanism Deck 1 PCB Layout

Mechanism Deck 2 PCB Layout

Tuner Pack PCB Layout

System Troubleshooting Procedures

Mechanism Parts Location Diagrams

Deck 2 Mechanism Parts

Diagram showing the location of parts for deck 2 mechanism.

Deck 1 Mechanism Parts

Diagram showing the location of parts for deck 1 mechanism.

Mechanism Component Lists

Cassette Deck Components

List of part numbers for the cassette deck mechanism.

CD Loading Mechanism Components

List of part numbers for the CD loading mechanism.

CD Loading Unit Parts Diagram

External Cabinet Parts Diagram

System Replacement Parts List

Cabinet and Chassis Replacement Parts

List of replacement parts for the unit's exterior and chassis.

Replacement Integrated Circuits

List of replacement integrated circuits with part numbers.

Replacement Transistors

List of replacement transistors with part numbers.

Replacement Diodes

List of replacement diodes with part numbers.

Replacement Variable Resistors

List of replacement variable resistors with part numbers.

Replacement Switches

List of replacement switches with part numbers.

Replacement Connectors

List of replacement connectors with part numbers.

Replacement Relays, Fuses, and Holders

List of replacement relays, fuses, and fuse holders.

Replacement Assemblies and Jacks

List of replacement component assemblies and input/output jacks.

Resistor and Capacitor Values

Replacement Capacitors

Replacement Chip Jumpers

Packing Materials and Included Accessories

System Packaging Instructions