Onkyo PTS-707 User manual

Ref. No. 3546
ONKYO.: SERVICE MANUAL
Personal Theater System
U.S.A. Model Asian Model
PTS-707 PTS-707
PTS-505 PTS-507
PTS-303 PTS-307
Rix.
AUDIO COMPONENTS |

SPEAKER SYSTEM
SPECIFICATIONS
MPS-707
Speakers
Front:
Type: 3-Way, Bass reflex, Magnetism sealed
type
Speakers Woofer; 16cm cone type
Mod-range; 7cm cone type
Tweeter; 2cm ceramic type
Impedance: 8
Dimensions 195 X 370 X 295 mm
(W XD XH) (7-11/16 X 14-9/16 X 11-5/8in.)
Center:
Type: 1-Way, Full range, Magnetism sealed
type
Speakers 10cm cone type
Impedance: 82
Dimensions 270 X 115X147 mm
(W XD XH) (10-5/8 X 4-9/16 X 5-13/16in.)
Surround
Type: 1-Way, Full range type
Speakers 10cm cone type
Impedance: 16 9
Dimensions 174X115 133 mm
(W XD XH) (6-7/8 X 4-9/16 X5-1/4in.)
MPS-307
Speakers
Type: 2-Way, Bass reflex, Magnetism sealed
type
Speakers Woofer; 13cm cone type
Twectcr; 5 cm cone type
Impedance: 82
Dimensions 185X370 X 295 mm
(W XD XH) (7-5/16 X 14-9/16 X 11-5/8in.)
CONNECTION DIAGRAM
PS-707
PIEZO
MPS-507
Speakers
Front:
Type:
Speakers
Impedance:
Dimensions
(W XD XH)
Center:
Type:
Speakers
Impedance:
Dimensions
(W XD XH)
Surround
Type:
Speakers
Impedance:
Dimensions
(W XD XH)
2-Way, Bass reflex, Magnetism scaled
type
Woofer; 13cm cone type
Tweeter; 5 cm cone type
80
185 X370 X 295 mm
(7-5/16 X 14-9/16 X 11-5/8in.)
1-Way, Full range, Magnetism sealed
type
10cm cone type
82
270 X 115 * 147 mm
(10-5/8 X 4-9/16 X 5-13/16in.)
1-Way, Full range type
10cm cone type
16
174X115 X133 mm
(6-7/8 X 4-9/16 X5-1/4in.)
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SPEAKER SYSTEM-PARTS LIST
MPS-707
PS-707 x 2 + PS-CO7 + PS-RO7 x 2
PARTNO.
DESCRIPTION
(PS-707 Front Speaker )
401-PS-707-A
401-1PS-707
505-PS-707
430-PS-707
903-PS-707
190-PS-707
300-B2403500
300-B2401600
300-B2401200
W1695B
TW751A
Baffle plate with super tweeter
Spacer for woofer
Cabinet with Felt and Terminal
Gasket for woofer
Cloth frame with "ONKYO" logo
Network Ass'y
M4x35, Wood screw for woofer
M4x16,Wood screw for tweeter
M4x12,Wood screw for network
Woofer
Tweeter
(PS-CO7 Center Speaker)
903-PS-CO7
505-PS-C07
429-PS-C07
190-PS-C07
300-B2351200
436-PS-C07
PD10392A
Cloth Frame with "ONKYO" logo
Cabinet with Side Panel and Terminal
Gasket for Fullrange
Cord Ass'y
M3.5x12, Wood screw
Acoustic Sponge 200x80x25
Full-range Speaker
(PS-RO7 Rear Speaker)
903-PS-RO7
505-PS-RO7
429-PS-C07
190-PS-C07
350-S-X3
300-B 2351200
436-PS-CO7
PD10393A
MPS-307
PS-505 x 2
PARTNO.
Cloth Frame with "ONKYO" logo
Cabinet with Side Panel and Terminal
Gasket for Fullrange
Cord Ass'y
Hanger Plate
M3.5x12, Wood screw for speaker
Acoustic Sponge 200x80x25
Full-range Speaker
DESCRIPTION
(PS -505 Front Speaker)
401-PS-505-A
401-1PS-505
505-PS-505
430-PS-505
903-PS-505
190-PS-505
300-B2403500
300-B2401600
300-B2401200
W1321A
TW751A
Front Panel with gasket(duct)
Spacer for woofer
Cabinet with Felt and Terminal
Gasket for woofer
Cloth frame with "ONKYO" logo
Network Ass'y with Rubber Spacer
M4x35, Wood screw for woofer
M4x16,Wood screw for twecter
M4x12,Wood screw for network
Woofer
Tweeter
MPS-507
PS-505 x 2 + PS-C07 + PS-RO7 x 2
PART NO.
DESCRIPTION
(PS-505 Front Speaker)
401-PS-505-A
401-1PS-505
505-PS-505
430-PS-505
903-PS-505
190-PS-505
300-B2403500
300-B2401600
300-B2401200
W1321A
TW751A
Front Panel with gasket(duct)
Spacer for woofer
Cabinet with Felt and Terminal
Gasket for woofer
Cloth frame with "ONK YO" logo
Network Ass'y with Rubber Spacer
M4x35, Wood screw for woofer
M4x16,Wood screw for tweeter
M4x12,Wood screw for network
Woofer
Tweeter
(PS-C07 Center Speaker)
903-PS-C07
505-PS-C07
429-PS-C07
190-PS-C07
300-B2351200
436-PS-C07
PD10392A
Cloth Frame with "ONKYO" logo
Cabinet with Side Panel and Terminal
Gasket for Fullrange
Cord Ass'y
M3.5x12, Wood screw
Acoustic Sponge 200x80x25
Full-range Speaker
(PS-RO7 Rear Speaker)
903-PS-RO7
505-PS-RO7
429-PS-C07
190-PS-C0O7
350-S-X3
300-B 2351200
436-PS-C07
PD10393A
Cloth Frame with "ONKYO" logo
Cabinet with Side Panel and Terminal
Gasket for Fullrange
Cord Ass'y
Hanger Plate
M3.5x12,Wood screw for speaker
Acousuc Sponge 200x80x25
Full-range Speaker

CENTER SYSTEM-PACKING VIEW
sane

PARTS LIST
REF.NO. PART NO. DESCRIPTION
1 45-0111-1 Mirror mat
2 47-0026-1 Poly bag
3 45-0105-1 Pad F
4 45-0106-1 Pad R
5 See the below table
6 282301 Staple
7 29110071 P.P tape
Accessary bag ass'y—parts list
PTs-303 —sPTS-505 = |PTS-707__—S [Model
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4-—0182-1 nstruction manual
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PACKING VIEW
MPS-707
PARTS LIST
REF.NO. PART NO. DESCRIPTION
] 404-PSCRO7 Pad (Top and Bottom)
2 402-PS-C07 450x280, Poly bag
3 402-PS-RO7 360x280,Poly bag
4 404-PS-707 Pad (Top and Bottom)
5 402-PS-707 710x520,Poly bag
6 617-MPS-707 Speaker cord Ass'y
6 300-022095 Wood screw
7 600-MPS-707 Carton box
8 29110071 PP tape

PACKING VIEW
MPS-507
PARTS LIST
REF.NO. PART NO. DESCRIPTION
1 404-PSCRO7 Pad (Top and Bottom)
2 402-PS-C07 450x280, Poly bag
3 402-PS-RO7 360x280,Poly bag
4 404-PS-505 Pad (Top and Bottom)
5 402-PS-707 710x520,Poly bag
6 617-MPS-707 Speaker cord Ass'y
6 300-022095 Wood screw
7 600-MPS-505 Carton box
8 29110071 PP tape

PACKING VIEW
MPS-307
PARTS LIST
REF.NO. PART NO. DESCRIPTION
1 402-PS-707 710x520,Poly bag
2 404-PS-505 Pad (Top and Bottom)
3 617-SS-D555 Speaker cord Ass'y
4 600-MPS-303 Carton box
5 29110071 PP tape
SYSTEM
COMPONENTS
| _|Model_|Receiver [CD/Tape _|Front Speaker |Center Speaker [Rear Speaker|
scoot { won | ny-208 f xer-ta? |_es-s05_}_———_}_—__—__
UDN
UDN
pts-307 | um | ry-307 | key-707| ps-sos [| |
pts-507 | _um_| ry-s07 | Kcy-707| ps-50s__| ps-co7__| Pps-so7_|
Ipts-707 | UM | RY-707 PS-707 PS-CO7
PN. 0M3546 NS608 Printed in Japan

KCY-70
Ref. No. 3546-
ONKYO SERVICE MANUAL
CASSETTE TAPE DECK
COMPACT DISC PLAYER
MODEL KCY-707
UD
120V AC, 60Hz
UM
220/230-240V AC, 50/60Hz
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK A ON
THE SCHEMATIC DIAGRAM AND IN THE PARTS
LIST ARE CRITICAL FOR RISK OF FIRE AND
ELECTRIC SHOCK. REPLACE THESE COM-
PONENTS WITH ONKYO PARTS WHOSE PARTS
NUMBERS APPEAR AS SHOWN IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT
EXPOSED PARTS ARE ACCEPTABLY _IN-
SULATED FROM THE SUPPLY CIRCUIT BEFORE
RETURNING THE APPLIANCE TO - THE
CUSTOMER.
AUDIO COMPONENTS
SPECIFICATIONS
CD Player Section
CD changer type:
Signal readout system:
Reading rotation:
Linear velocity:
Error correction system:
D/A converter:
Sampling frenquency:
Number of channels:
Cassette Deck Section
Deck mechanism type;
Track format:
Erasing system:
Tape speed:
Wow and Flutter:
Motors:
Heads:
General
Power supply rating:
Dimensions (W x H x D):
10 disc bank system
Optical non-contact
About 500-200 r.p.m.
(constant linear velocity)
1.2-1.4 m/s
Cross Interleave Reed Solomon code
1 Bit D/A converter
176.4 KHz
(four-times oversampling)
2 (stereo)
Double auto reverse
4-track, 2-channels
AC erase
4.8 cm/sec
9.6 cm/sec (high-speed dubbing }
0.12 % (WRMS)
DC servo motor x 2
REC/PB: 1 PB: 1 ERASE:
U.S.A. model:
AC 120V, 60Hz
Asian model:
AC 220/230-240V 50/60Hz
270 x 185 x 322mm
10-5/8" x 7-5/16" x12-11/16"
Spcifications and external appearance are subject to change
without notice because of product improvements,

KCY-707
TABLE OF CONTENS
Specification 1
Caution on replacement of optical pickup 2
Protenction of eyes from laser beam during servicing 3
Laser warning labels 3
Adjustment procedures 4
Microprocessor terminal description 6
IC block diagrams 7
Chassis-exploded view 13
Parts list (chassis) 14
Cassette tape dack mechanism-exploded view 15
Parts list (deck mechanism) 17
CD mechanism-exploded view 18
Parts list (CD mechanism) 19
Printed circuit board parts list 20
Block diagram 21
Printed circuit board view from bottom side 23
Schematic diagram 27
CAUTION ON REPLACEMENT OF OPTIONAL PICKUP
The laser diode in the optical pickup block is so During repair,carefulley take the following precautions.
sensitive to static électricity,surge current and etc, (The following precautions are included in the service
that the components are liable to be broken down parts.)
or its reliability remarkably deteriorated.
PRECAUTIONS
1.Ground for the work-desk. 3.Grounding for the human body.
Place a conductive sheet such as a sheet of copper Be sure to put on a wrist-strap for grounding whose
(with inpedance lower than 10M.) on the work- other end is grounded.
desk and place the set on the conductive sheet so Be particularly careful when the workers wear
that the chassis. synthetic fiber clothes, or air is dry.
2.Grounding for the test equipment and tools. 4 Select a soldering iron that permits no leakage and
Test equipments and toolings should be grounded have the tip of the iron well-grounded.
in order that their ground level is the same the 5.Do not check the laser diode terminals with the
ground of the power source. probe of a circuit tester or oscilloscope.

PROTECTION OF EYES FROM LASER BEAM DURING
SERVICING
This set employs a laser. Therefore, be sure to follow
carefully the instructions below when servicing.
WHEN SERVICING, DO NOT APPROACH THE LASER
WARNING!!
Laser
EXIT WITH THE EYE TOO CLOSELY. IN CASE IT IS *
NECESSARY TO CONFIRM LASER BEAM EMMISION,
BE SURE TO OBSERVE FROM A DISTANCE OF MORE
THAN 30cm FROM THE SURFACE OF THE OBJECTIVE
LENS ON THE OPTICAL PICK-UP BLOCK.
LASER WARNING LABELS
The label shown below are affixed.
1. Warning lable
2. Class | label
DANGER.Iwuisiate LASER RADIATION
EN OPEN AND INTERLOCK FAILED OR DEFEATED.
WHEN OP
AVOID DIRECT EXPOSURE TO BEAM.
CAUTION. Hazarpous Laser AND
ELECTROMAGNETIC RADIATION WHEN OPEN AND
INTERLOCK DEFEATED.
ATTENTION.navonnement LASER
ET ELECTROMAGNETIQUE DANGEREUX SI OUVERT
AVEC L'ECLENCHEMENT DE SECURITE ANNULE.
LUOKAN 1
“CLASS 1 LASER LASERLAITE
PRODUCT” KLASS 1
LASER APPARAT
ADVARSEL
Laser Diode Properties
e Material: GaAS/GaAlAs
@ Wavelength: 780nm
@ Emission Duration: continuous
e
output: max. 0.5mW*
This output is the value measured at a distance
about 1.8mm from the objective lens surface
on the Optical Pick-up Block.
Denna maekning er anbragt pa apparatets hojre side og indikerer,
at apparatet arbejder med laserstraler af klasse 1, hvilket betyder,
at der anvendes taserstraler af svageste klasse, og at man ikke
pa apparatets yderside kan blive udsat for utilladelig kraftig
straling.
APPARATET B@/R KUN ABNES AF FAGFOLK MED SE RLIGT
KENOSKAB TIL APPARATER MED LASERSTRALERI
Indvendigt i apparatet er anbragt den her gengivne
advarselsmérkning, som advarer imod at foretage sddnne indgreb
i apparatet, at man kan komme til at udsaette sig for laserstraling.
VAROITUS! LAITTEEN KAYTTAMINEN MUULLA KUIN
TASSA KAYTTOOHJEESSA MAINTULLA TAVALLA
SAATTAA ALTISTAA KAYTTAJAN TURVALLISUUSLUOKAN
1 YLITTAVALLE NAKYMATTOMALLE LASERSATEILYLLE

,JSTMENT
PROCEDURES
FOR
CASSETTE
TAPE
DECK
PRECAUTION TEST EQUIPMENT / TOOL REQUIRED
1.
Before
adjustment,
clean
the
following
parts
Audio
osccilator
a
with an alchol moistend swab. Digiyal frequency counter
*record/playback head *erase head Oscilloscope
*pinch roller *capstan Attenuater
AC voltmeter ;
2.
Do
not
use
magnetized
screwdriver
for
adjustment.
Non-magnetic
screwdriver
Test tapes
3 . Demagnetized record/plaiback head with TCC-153 : 10kHz, -10dB
a liead demagnetizer. MTT-111N — : 3kHz, -10dB
MTT-150 : Dolby level calibration
400Hz, tone 200nWb/m
Connection
of
ae
Output
Adjustment
:
fal
tea
|
ene
Line
input
Test
tape
|
Mode
a
dicatise
point
Adjust
Remarks
requency
Tape
counter
to
iy
Frequency
|Nomal
Speed
]3,000
to
1\speed
|
TP1,2
output
MTT-111N
counter
|VR809,811
|3030Hz
terminal
High Speed 6,000 to
VR810,812 6060Hz
AC voltmeter
Head and oscilloscope AC
2 |azimuth [to TP1,2 output TCC-153 voltmeter
terminal
A DECK
AC voltmeter VR803 (L ch)
to terminals AC VR804 (R ch)
TPI (L) MTT-150 | PB lvoluneter |B DECK
TP2 (R) VR806 (L ch)
VR805 (R ch)
Frequency
METAL Frequency
TAPE REC [counter L803 85KHz
counter to
erase head lead
loose coupling
NORMAL | REC/ |AC VR802 (L ch)
kHz & 12kH2z bra pe VR801 (R ch)
NORMAL REC AC Attenutor or 245mV TP3 (L ch)
TAPE voltmeter |AF OSC output |(-10dBm) TP4 (R ch)
REC/ {AC VR807 (Lch) |Same level at |TP1 (L ch)
PB {voltmeter |VR808(R ch) |REC/PB TP2 (R ch)
Maximum level
& same phase
at channels
Head azimuth
screw
AC voltmeter
to TP1,2 output
terminal
at REC/PB
Blank tapes
NORMAL: : :UD-1 C-90 PLAY torque::**'* 30~70g/em
HIGH: ++: XL-II C-90 FF.REW torque: + + :80~170g/cm
METAL: :: : XS C-90 Back tension’: +++" 2~6g/em
Oscilloscope
0° (IN PHASE) 45° 90° 180°
1)
Fig.1 Confirming phase relationship Fig. 2

KCY-70
ADJUSTMENT PROCEDURES FOR COMPACT DISC PLAYER
E-F BALANCE ADJUSTMENT
PROCEDURE:
802 D0 SV ON Be ot
Connect oscilloscope to the test points TE and Vref.
Press and hold down the SUPER DUBBING button,then press the POWER button.
Press FUNCTION CD button for 4 seconds or more. (CD section is TEST MODE.)
Put the disc (YEDS-18) in and press PLAY button.
Press the MEMORY button. (Tracking servo is OFF.)
Adjust VR701 so that the traverse waveform becomes symmetrical above and below.
Press the MEMORY button. (Tracking servo is ON.)
Press the STOP button.
Turn POWER switch off.
li) f
Hl NAAN & Ht A=B
Wi | | | Ii WY)
H
ae
|__4
VOLT/DIV: 0.5V
TIME/DIV: 1ImSEC
FOCUS BIAS ADJUSTMENT
PROCEDURE:
1.
2. Turn POWER switch on.
3.
4, Adjust VR702 for an optimum waveform eye pattern or so that the peak is maximum.
Connect osilloscope to test points RF anf GND.
Put disc (YEDS-18) in and press PLAY button.
Optimum eye pattern means that shape "<>" can be clearly distinguished at the center
of the waveform.
RF signal waveform
Remarks: When adjusting, set the oscilloscope AC rang and raise its vertical sensitivity
so that the eye pattern can easily be seen.

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