Panasonic SA-AK340EE User manual

nAMPLIFIER SECTION
RMS Output Power
THD 10%, both channels driven
1 kHz
(Low channel) 105 W per channel (3 Ω)
10 kHz
(High channel) 105 W per channel (3 Ω)
Total Bi-Amp power 420 W
nFM/AM TUNER, TERMINALS SECTION
Preset station FM 15 stations
AM 15 stations
Frequency Modulation (FM)
Frequency range 87.50 to 108.00 MHz (50 kHz
steps)
Sensitivity 4.0 µV (IHF)
S/N 26dB 2.2 µV
A
ntenna terminals 75 Ω(unbalanced)
A
mplitude Modulation (AM)
Frequency range 522 to 1629 kHz (9 kHz step)
Sensitivity
S/N 20dB (at 999 kHz) 560 µV/m
Music Port input jack
Terminal Stereo, 3.5 mm jack
Sensitivity 100 mV, 4.7 kΩ
©2006 Matsushita Electric Industrial Co. Ltd.. All
rights reserved. Unauthorized copying and
distribution is a violation of law.
SA-AK340EE
Colour
(S)... Silver Type
Phone jack
Terminal Stereo, 3.5 mm jack
nCASSETTE 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
Overall frequency response (+3, -6 dB) at DECK OUT
NORMAL 35 Hz to 14 kHz
S/N ratio 50 dB (A weighted)
Wow and flutter 0.18 % (WRMS)
Fast forward and rewind time Approx. 120 seconds with
C-60 cassette tape
nDISC SECTION
Disc played [8 cm or 12 cm]
(1) CD-Audio (CD-DA)
(2) CD-R/RW (CD-DA, MP3, WMA formatted disc)
(3) MP3/WMA
Bit rate
CD Stereo System
Notes: This model’s CD mechanism changer unit is CRS1. Please refer to the original Service Manual
(Order No. MD0509368C0) for this mechanism.
Specifications
ORDER NO. MD0512483C3

9 Self diagnosis and special mode setting
This unit is equipped with functions for checking and inspecting namely: Self-Diagnostic and Test Mode.
9.1. Special Mode Table
Item FL Display Key Operation
Mode Name Description Front Key
Self -Diagnostic
Mode
To enter into self
diagnostic checking for
main unit.
1. Select [
] for TAPE mode (Ensure no tape is
inserted).
2. Press and hold [ ]button for 3
seconds follow by [ ].
To exit, press button on
main unit or remote control.
CD Test Mode To enter into checking the
reliability of changer unit.
1. Select [ ] for CD mode.
2. Press and hold [ ] button for 3
seconds follow by [ ].
To exit, press button on
main unit or remote control.
CD Auto
Adjustment
To check the CD auto
adjustment result for
FLOCK, TLOCK and
CLVS.
In CD Test Mode:
1. Press [0] button on the remote control.
To exit, press button on
main unit or remote control.
CD Changer
Reliability Test
(CRS1)
To determine the
reliability of CD Changer
Unit.
(For more information,
refer to section 9.1.1)
In Self-Diagnostic Mode:
1. Select [ ] for CD mode.
2. Press [ ] button.
To exit, press button on
main unit or remote control.
(The tray will return to PLAY position and then
power off)
Doctor Mode To enter into Doctor
Mode for checking of
various items and
displaying EEPROM and
firmware version.
1.
2.
1. All segments will light up for 1 second.
2. The Check Sum of EEPROM and firmware
version will be display.
* ROM correction
** Firmware version No:
In any mode:
1. Press [ ] button on main unit
follow by [4] and [7] on remote control.
To exit, press [ENTER] button on remote
control or button on main
unit or remote control.
Cold Start To activate cold start
upon next AC power up.
In doctor mode:
1. Press [4] button on remote control.
To exit, press [ENTER] button on remote
control or button on main
unit or remote control.
Changer
Reliability Test
To check the function
operation of changer unit.
(For more information,
refer to 9.1.1)
In doctor mode:
1. Press [DISC] on remote control.
To exit, press [ENTER] button on remote
control or button on main
unit or remote control.
15
SA-AK340EE

Item FL Display Key Operation
Mode Name Description Front Key
FL Display Test To check the FL
segments display (All
segments will light up and
LED will blink at 0.5
second interval)
In doctor mode:
1. Press [DIMMER] button on remote control.
Tape Eject Test To check on the tape
eject function (For deck
1/2)
In doctor mode:
1. Press [PROGRAM] button on remote
control.
9.1.1. CD changer unit ageing test mode
Below is the process flow chart of ageing for the CD changer unit. (CRS1)
16
SA-AK340EE

9.2. Error code Table
Self-Diagnosis Function (refer Section 9.1) provides information on any problems occuring for the unit and its respective
components by displaying the error codes. These error code such as U**, H** and F** are stored in memory and held unless it is
cleared.
17
SA-AK340EE

The error code is automatically display after entering into self-diagnostic mode.
Error Code Diagnosis Contents Description of error Automatic FL Display Remarks
H01 Mode SW, plunger
and capstan motor
abnormal
For deck mechanism unit (For deck 1/2).
Press [ ] on main unit for
next error.
H02 Rec INH SW
abnormal
For deck mechanism unit (For deck 2).
Press [ ] on main unit for
next error.
H03 HALF SW abnormal For deck mechanism unit (For deck 1/2).
Press [ ] on main unit for
next error.
F01
F02
Reel pulse abnormal
TPS error
For deck mechanism unit (For deck 1/2).
Press [ ] on main unit for
next error.
F15 RESET SW
abnormal
REST SW: ON is not
detected within the
specified time.
For CD unit (For Traverse).
Press [ ] on main unit for
next error.
F26 Transmission error
between CD Servo
LSI IC and
microprocessor IC
When set to CD mode, the
sense signal does not turn
“Low”, a fail safe time after
system command
transmission is sent.
For CD unit (For Traverse).
Press [ ] on main unit for
next error.
F61 Power Amp IC output
abnormal
Upon power on,
PCONT=HIGH, DCDET=L
after checking LSI.
For power.
Press [ ] on main unit for
next error.
IHMS Cam gear
abnormality
Cam gear does not rotate
to “HOME” position.
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
ICSL Cam gear/gear units
abnormal
Cam gear does not rotate
to “PLAY” driving position
and hence does not drive
playing tray to “STOCK”
position.
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
ISTK Drive rack/gear
assembly abnormal
The tray drive rack does not
move to “STOCK” position.
(Tray does not move to
“STOCK” position)
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
IPLY Drive rack/gear
assembly abnormal
The tray drive rack does not
move to “PLAY” position.
(Tray does not move to
“PLAY” position)
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
18
SA-AK340EE

Error Code Diagnosis Contents Description of error Automatic FL Display Remarks
ITOP UD assembly UD Rack does not move to
front direction. This lead to
UD base not raise to top
position.
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
IUDS UD assembly After TOP SW is detected,
UD rack does not move into
tray 1 position.
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
HOME Cam gear/gear
assembly abnormal
Cam gear does not move to
“HOME” position under
following conditions
1. After tray is load to
“PLAY” position.
2. After tray is unload to
“STOCK” position.
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
LOAD Tray drive assembly
abnormal
Tray unit does not move
from “STOCK” to “PLAY”
position
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
PDRV Cam gear/gear
assembly abnormal
Cam gear does not move
from “HOME” to “PLAY”
drive position.
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
UDU UD base asssembly
abnormal
UD Base assembly does
not move upwards from tray
5 to tray 2
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
UDD UD base asssembly
abnormal
UD Base assembly does
not move downwards from
tray 1 to tray 5.
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
UD1 UD base asssembly
abnormal
UD Base assembly does
not move to tray 1.
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
F1NG Fail - safe mode. (For
open/close tray
unit(s))
When the tray open
operation is performed, it
fails to open. It will
automatically close all trays
after the time-out by the
microprocessor. During this
time when it fails, the error
code will appear.
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
19
SA-AK340EE

Error Code Diagnosis Contents Description of error Automatic FL Display Remarks
F2NG Fail - safe mode. (For
open/close tray
unit(s))
When the tray close
operation is performed, it
fails to close. It will
automatically open all trays
after the time-out by the
microprocessor. During this
time when it fails, the error
code will appear.
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
SRVC_TRV To unlock the
traverse unit for
service
1. All trays set to “STOCK”
position
2. Mechanism set to tray 5
3. Cam gear set to
“HOME” position
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit.
RSET Cam gear jam/close
sensor faulty
During tray re-open, the
cam gear will rotate in the
opposite direction to reset
the cam gearposition.
When it fails, the error code
will appear.
For CD changer unit (CRS1).
Press [SINGLE CHANGE] on main unit
for next error.
CRS1 Error Code display
1. The errors that occured in CRS1 Mechanism can be recalled and displayed, in the order of the occurence under self-diagnostic
(Refer to Section 9.1 for procedures to enter this mode.
· Only the first 5 errors will be memorized (in backup memory). The subsequence error shall be ignored and not memorize.
For system with EEPROM as memory backup,memory space in EEPROM is neccesary.
2. To display all error code memorized
In CRS1 Self-Diagnostic mode, press [SINGLE CHANGE] to display subsequence error code.
It shall repeat after reaching error no. 5.
e.g.:
[1____IHMS]→[SINGLE CHANGE]
[2____ITOP]→[SINGLE CHANGE]
[3____HOME]→[SINGLE CHANGE]
[4____LOAD]→[SINGLE CHANGE]
[5_____UDD]→[SINGLE CHANGE]
3. To clear the error code memory
In CRS1 Self-Diagnostic mode, long press [SINGLE CHANGE] key (2s or more)
20
SA-AK340EE

15 Wiring Connection Diagram
JK5950
230V, 50HZ
AC IN
H6555/
W6555
9. . . . . .1
FDECK P.C.B
GDECK MECHANISM P.C.B
. . . . . . . . . .
13
1
. . . . . . . . . .
14
2
M7302
SPINDLE MOTOR
OPTICAL PICKUP
CS1001
12345
1 . . . 9
2 . . . 10
15
CN1001
2
3
4
CS1002
MOTOR
CN971
CN7001
. . . . . . . . . . .
. . . . . . . . . . .
1
2
15
16
PbF
SOLDER SIDE
SOLDER SIDE
PbF
PbF
T5951
(SUB-TRANSFORMER)
T5950
(POWER TRANSFORMER)
PHONE
MUSIC
PORT
C
PANEL P.C.B
SOLDER SIDE
PbF
(DECK 2)
R/P HEAD (DECK 1)
PLAYBACK HEAD
TRAVERSE
MOTOR
M7301
A
CD SERVO P.C.B
M
M
CN7002
. . . . . . . . . . . .
. . . . . . . . .
1
2
16
17
PbF
SOLDER SIDE
SOLDER SIDE
B
MAIN P.C.B
FM ANT AM ANT
JK2601
Z2620
(TUNER PACK)
PbF
CN2809
1
12
. . . . . . . .
1
12
. . . . . . . .
CN2808
CN2803
14 . . . . . . .2
13 . . . . . . .1
CN2951
10 . . . 2
9 . . . 1
29 . . . . . . . . . . . . .1
30 . . . . . . . . . . . . 2
CN2806
CN2805
1
. . . . . . . . . .
15
2
. . . . . . .
14
1
2
17
16
. . . . . .
. . . . . . . .
CN2801
1 2
(To Fan)
CN2810
FAN
MOTOR
2
1
BLACK
RED
SENSOR
Z6481
JK6551
JK6751
VOLUME
VR6491
CN6601
. . . . . . . . . . . . . . . . . . . .
30
2
. . . . . . . . . . . . . . . . . . . .
29
1
JK5101
JK5102
E
POWER P.C.B
SOLDER SIDE
LEFT
SPEAKER RIGHT SPEAKER
H5104/
W5104
9
. . . . . . . .
1
CN5103
1
. . . . . . . . .
12
CN5102
1
. . . . . . . . .
12
CAUTION
RISK OF ELECTRIC SHOCK
AC VOLTAGE LINE.
PLEASE DO NOTTOUCH
THIS P.C.B
D
TRANSFORMER P.C.B
SOLDER SIDE
CN5951
. . . . . . .
1
9
9 . . . . . . . . .1
CN5950
PbF
To CRS1 (CN1)
W1002
1
2-+
51
SA-AK340EE

16 Block Diagram
CD SIGNAL
RCH
B
B
B
B
B
B
B BBB B
B
B
B
B
B
B B
M7302
SPINDLE
MOTOR
M7301
TRAVERSE
MOTOR
M
M
T-
T+
F+
F-
PHOTO DETECTOR
OPTICAL PICKUP
SEMICONDUCTOR
LASER
Q7601
LASER
POWER DRIVE
FOCUS COIL
TRACKING
COIL
B
B
B
B
E
F
B
A
LPD
LD
C
D
B
A
B
F
E
MN6627954MA
SERVO PROCESSOR/
DIGITAL SIGNAL 
PROCESSOR/
DIGITAL FILTER
D/A CONVERTER
IC7001
A, B, C, D, E, F
TO MAIN BLOCK
A
X7201
IC7002
BA5948FPE2
IN4 27 TRP
IN3 28 FOP
IN2 1 TRVP
IN1 3SPOUT
PC2 2
VREF 26
D4-
18
D4+
17
D3-
16
D3+
15
D2+14
D2-
13
D1+
12
D1-
11
PC1 4PC
MUTE
[CH1]
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
[CH3]
[CH4]
[CH2]
[CH1]
MUTE
[CH2]
4 CH DRIVE
TRV+
TRV-
SP-
SP+
79
81 80 70 69 67 68 51 53 52 54 55
82
61
72
47
35~40
31
42
41
49
48
45
43
33
32
34
44
22
21
24
25
23
29
30
66 57
AVSS1 TX
SRVMON1
SRVMON0
NTEST
NRST
AVDD2
AVSS2
ARFFBARFF
LD
/RST
LPD
ARFF
PC
SPOUT
TRVP
TRP
FOP
ARFOUT
ARFDC
RFOUT
RFIN
CENV
CTRCRS
OSCIN
VREF
RFENV
PC
SPOUT
TRVP
TRP
FOP
LD
PD
A,B,C,D,E,F
NSRVMONON
NTEST2
MDATA
ARFIN ARFF
BLKCK
IREF
DSLF
PLLF
PLLFO
TXTCK
(SBCK)
PRAMVDD33
PRAMVSS33
D0~D15
A0~A11
BA0,BA1
TXTD
DQSY
(SUBC)
(TXNCLDCK)
BLKCK
FLAG 65
71
20
18
83~92,94~99
1~7,11~15
16,17
NWE,NCAS 8,9
63
64
62
NRAS,SDRCK
(LRCK)
(BCLK)
(SRDATA)
EXT0
EXT2
EXT1
10,100
(DVDD2) 76
MCLK
MLD
STAT
(PMCK) (SMCK)
X2 X1
AVDD1 OUTR OUTL
58
IOVDD1
77
IOVDD2
27
DRVDD
93
DVDD1
28
DVDD2
76
DVSS1
26
DVSS2
78
DVSS3
6059 56
46
50
CMOS
RF
AMPLIFIER
TIMING
GENERATOR
[GEN]
SUBCODE
INTERFACE
[DEMECC]
1Mbit
DRAM
REGULATOR
EFM DEMODUALTION
SYNC INTERPOLATION
CIRC ECC
CDROM ECC
[DEMECC]
MICRO COMPUTER
INTERFACE
[MCIF]
DSL/PLL/VCO
[DSLPLL]
SPINDLE
CPU
[DSV]
SERVO
CPU
[DSV]
CIRC RAM
BUS CONTROL UNIT
[BCU]
MP3/WMA
DECORDER
FS
CONVERTER
[FSC]
SERIAL OUTPUT
INTERFACE
[DAO]
DIGITAL FILTER
1bitDAC
PWM LOGIC
[DF, MASH]
ANALOG
LOWPASS
FILTER
DIGITAL
OUT
OUTPUT
PORT
A/D
CONVERTER
MLD
MCLK
MDATA
STAT
SA-AK340EE
53

RCH
B
B
B
B
B
B
B
IC2601
C1BB00000962
FM/AM IF AMP,
DET/AM OSC,
MIX/FM MPX
SD ST
SHIFT REGISTER LATCH
1
2
SWALLOW COUNTER
1/6,1/17,4 BITS
12 BITS PROGRAMMABLE
DIVIDER
REFERENCE
DIVIDER
C2B
I/F
PLLCLK
PLLDA
ST/DO
CE
X2603
ST/DO
SD
S-CURVE
REG
FM
IF FM
DET
AM
OSC
LEVEL
DET
BUFFER
ALC DECODER
STEREO
SWITCH
AM
DET
AM
IF
TUNING
DRIVE
AM/FM
IF
BUFFER COMP
REG
VCO
AM
MIX AM
RMAMP
AGC
PHASE
DET
PILOT
DET
FF FF FF
PILOT
CANCEL
(FM)
TUNER
15V
SUPPLY
SWITCH
Q2606
POWER ON
RESET
UNIVERSAL
COUNTER
UNLOCK
DETECTOR
PHASE DETECTOR
CHARGE PUMP
TO
CD DRIVE
BLOCK
PLL FREQUENCY
SYNTHESIZER
C1CB00001937
IC2602
X2602
11
15
18
17
16
19 10 7698
4CL
3
DI
2CE
5
DO
13
12
14
20
1
L2602
D2602
L2601
2324 22 21 20 19 18 17 16 14
15 13
12346
5789
10 11 12
FM
IF AMP
Q2601
A
CF2601 CF2602
FMANT
Z2620
8
(FM)
MIXER
OSC BUFFER
6
5
17
AM
IFT
Z2602
AMANT
AN734
8
P.B E
Q
ALC/
T
IC100
1
C1AA00000612
R/P SELECT
IC1004
Q1003
SWITCHING
(BEAT PROOF/
RECH)
L1002
IC951
PHOTO
INTERRUPTER
CNB13030R2AU
97
PHOT0_1
6
19
15
12
21(4)
22(3)
17(8)
1(2)
24(23)
3
5
2
4
Q2980
DECK

MOTOR
SWITC
H
M1002
S951 MODE
52
HALF_1
53
MODE_1
S952 HALF
Z971
INTERFACE
91
DECK2
S972 HALF
S975 RECINH_F
S971 MODE
(DECK 2)
R/P HEAD
LCH
Q1017
MOTOR
SWITCH
M
(DECK 2)
ERASE HEAD
(DECK 1)
P.B. HEAD
LCH
MLD
MCLK
CE
MDATA
SD
BLKCK
PLLCLK
ST/DO
/RST
STAT
B
CD_RST
JOG VOL
VR6491
IC2801
C2CBYY000053
MICROPROCESSOR
S7201
RESET
SWITCH
QR6457
LED
DRIVE
VOL_LED
66
70
FL_CS
71
FL_DOUT
74 72
FL_CLK
D6462
MLD
76
77
78
3
MDATA
MCLK
22
SD
21
ST/DO
78
STATUS
PLLCE
5
PLLCK
X_OUT
13
X_IN
15
V_JOG_A
67
V_JOG_B
68
/RESTSW
82
X2802X2801
XC_IN
10
XC_OUT
11
19
BLKCK
25~405~16,24
FL10
C0HBB0000057
FL DRIVER
IC6601
STB DIN CLK
978
FL40 FL25
FL24
FROM POWER
TRANSFORMER
GR1 GR12
31~42 14~22,
23~29
SG1 SG16
FL6602
FL DISPLAY
B
CD STATUS
INTERFACE
BLKCK
INTERFACE
SWITCH
Q2907
Q2906
TO
CD LOADING CIRCUIT
84
CHG_CW
85
CHG_CCW
80
HOME_SW
86
ST_SW
83
OPEN_SW
82
CLOSE_SW
87
PLAY_SW
90
UP_SENSOR
89
BOTTOM_SW
81
SPEED
RF AMP
SA-AK340EE
54