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FILE NO.
Service Manual |
Desktop Audio System |
DTA-100 (PA)
(XE)
SPECIFICATIONS
PRODUCT CODE No. 164 065 03 PA
164 065 04 XE
(CD PLAYER SECTION) |
(RADIO SECTION) |
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Channels ............................... |
2 channels stereo |
S/N ratio ................................ |
60 dB |
Wow & Flutter ........................ |
Below measurable limits |
Sampling frequency .............. |
44.1 kHz |
Quantization .......................... |
16 bits linear/ch |
Pickup light source ................ |
Semi-conductor laser |
Pickup wave length ............... |
790 nm |
Laser output .......................... |
Continuous wave max. 0.6 mW |
Tuning range ......................... |
FM : 87.5 - 108 MHz |
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AM : 522 - 1,611 kHz(9 kHz step) |
(GENERAL SECTION) |
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Power output ......................... |
AC : 1.5 W/ch (10% T.H.D) |
Speaker ................................. |
8 cm x 2, 4ohm |
Terminal impedance ............. |
PHONES : 32 ohms |
Power source ........................ |
DC : 9 V (AC adaptor) |
Dimensions ........................... |
430 (W) x 150 (H) x 50 (D) mm |
Weight (approx.).................... |
1.5 kg (Without including batteries) |
Specifications subject to change without notice.
REFERENCE No. SM5810228
LASER BEAM SAFETY PRECAUTION
• Pickup that emits a laser beam is used on this CD section.
CAUTION :
USE OF CONTROLS OR ADJUSTMENTS OR
PERFORMANCE OF PROCEDURES OTHER
THAN THOSE SPECIFIED HEREIN MAY RESULT
IN HAZARDOUS RADIATION EXPOSURE.
LASER OUTPUT ................ |
0.6 mW Max. (CW) |
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WAVE LENGTH ................. |
790 nm |
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CAUTION – INVISIBLE LASER RADIATION WHEN OPEN AND
INTERLOCKS DEFEATED. AVOID EXPOSURE TO BEAM.
ADVARSEL – USYNLIG LASER STRÅLING VED ÅBNING, NÅR
SIKKERHEDSAFBRYDERE ER UDE AF FUNKTION, UNDGÅ UDS ÆTTELSE
FOR STRÅLING.
VARNING – OSYNLIG LASER STRÅLNING NÄR DENNA DEL ÄR ÖPPNAD
OCH SPÄRR ÄR URKOPPLAD. STRÅLEN ÄR FARLIG.
VORSICHT – UNSICHTBARE LASERSTRAHLUNG TRITT AUS, WENN DECKEL GEÖFFNET UND WENN SICHERHEITSVERRIEGELUNG ÜBERBRÜCKT IST. NICHT, DEM STRAHL AUSSETZEN.
VARO – AVATTAESSA JA SUOJALUKITUS OHITETTAESSA OLET ALTTIINA
NÄKYMÄTTÖMÄLLE LASERSÄTEILYLLE. ÄLÄ KATSO SÄTEESEEN.
- 1 -
TUNER ADJUSTMENTS
•Use a plastic screw driver for adjustments.
•Adjust the intermediate frequency of AM and FM to the frequency of ceramic filter.
•Set of unit
Supply voltage |
: DC 12V |
Speaker |
: 8 ohms |
Standard output |
: 50 mW |
Function switch |
: RADIO |
a.PARTS LOCATION
b. AM ADJUSTMENT |
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Band switch : AM |
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Adjusting |
Equipment |
S t e p |
G e n . |
Set Radio |
To obtain MAX. output adjust. |
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Circuit |
Connection |
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f r e q . |
freq. To |
Measurement |
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IF |
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1 |
450kHz |
1611kHz |
T702 |
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AM |
Connect Digital Voltmeter to |
2 |
522kHz |
522kHz |
T701 (Adjust the voltage to 1.42 +/- 0.2V) |
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band |
Collector of Q404 |
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3 |
1611kHz |
1611kHz |
Confirm the voltage to 7.05 +/- 0.3V |
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Tracking |
Connect VTVM and 4 ohm |
4 |
603kHz |
603kHz |
L703 ant. Coil. |
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load across speaker terminals. |
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Signal Generator coupled by |
5 |
1404kHz |
1404kHz |
TC702 ANT-TRIMMER. |
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a loop antenna. |
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Output level must be below |
6 |
Repeat steps 4 and 5 obtain Maximum output. |
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reference output. |
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c. FM ADJUSTMENT |
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Band switch : FM |
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Adjusting |
Equipment |
S t e p |
G e n . |
Set Radio |
To obtain MAX. output adjust. |
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Circuit |
Connection |
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f r e q . |
freq. To |
Measurement |
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FM |
Connect Digital Voltmeter to |
1 |
87.5MHz |
87.5MHz |
T701 (Adjust the voltage to 4 +/-0.2V) |
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band |
Collector of Q404 |
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2 |
107.9MHz |
107.9MHz |
Confirm the voltage to 8.1 +/- 0.2V |
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Tracking |
Connect VTVM and 4 ohm |
3 |
90.1MHz |
90.1MHz |
L702(FM RF coil) |
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load across speaker terminals. |
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Signal Generator to ANT. |
4 |
106.1MHz |
106.1MHz |
TC701 ANT-TRIMMER. |
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Output level must be below |
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reference output. |
5 |
Repeat steps 3 and 4 obtain Maximum output. |
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- 2 -
EXPLODED VIEW(CABINET & CHASSIS)
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21 |
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22 |
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20 |
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Y13 |
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21 |
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Y11 |
22 |
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55 |
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Y13 |
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Y10 |
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Y13 |
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20 |
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Y10 |
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27 |
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Y12 |
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Y12 |
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Y10 |
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19 |
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54 |
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Y09 |
73 |
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Y09 |
Y08 |
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25 |
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23 |
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Y08 |
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Y08 |
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72 |
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24 |
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Y07 |
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17 |
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Y02 |
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21 |
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18 |
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16 |
Y06 |
Y05 |
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Y02 |
Y02 |
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Y13 |
Y13 |
20 |
22 |
Y13 55 |
17 |
28 16 |
Y03 16 |
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15 |
Y06 Y05 |
14 |
8 |
71 |
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11 |
12 Y04 |
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26 |
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Y12 |
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10 |
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Y12 |
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29 |
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9 |
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30 |
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54 |
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3 |
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25 |
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Y14 |
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24 |
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1 |
Y14 |
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- 3 -
PARTS LIST
PRODUCT SAFETY NOTICE
EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE IEC SYMBOL ! IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATE COMPONENTS IN WHICH SAFETY CAN OF SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED , USE ONLY THE REPLACEMENT PARTS DESIGNATED, OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WATTAGE OR VOLTAGE THAT ARE DESIGNATED IN THE PARTS LIST IN THIS MANUAL. LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS MUST BE MADE TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE PRODUCT TO THE CUSTOMER.
CAUTION : Regular type resistors and capacitors are not listed. To know those values, refer to the schematic diagram. Regular type resistors are less than 1/4W carbon type and 0 ohm chip resistors.
Regular type capacitors are less than 50V and less than 1000µF of Ceramic type and Electrolytic type.
PACKING & ACCESSORIES
REF.NO. |
PART NO. |
DESCRIPTION |
|
645 031 1703 |
POLYBAG(XE) |
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645 045 5629 |
POLY BAG,MAIN UNIT |
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645 045 5636 |
POLY BAG,I/B |
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645 045 5803 |
CARTON OUTER,1 FOR 4 SETS(PA) |
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645 051 1677 |
CARTON OUTER, 1 FOR 4 SE(XE) |
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645 045 6114 |
GIFT BOX HANDLE |
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645 045 6770 |
POLYFOAM,SPEAKER PORTECT |
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645 045 7821 |
REMOTE CTL,SANYO |
! |
645 051 1530 |
AC ADAPTOR(PA) |
! |
645 051 1547 |
AC ADAPTOR(XE) |
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645 051 1561 |
INSTRUCTION MANUAL (PA) |
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645 051 1578 |
INSTRUCTION MANUAL (XE) |
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645 051 1608 |
CARTON INNER (PA) |
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645 051 1615 |
CARTON INNER (XE) |
CABINET & CHASSIS
REF.NO. |
PART NO. |
DESCRIPTION |
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645 045 7562 |
FELT PAPER |
1 |
645 045 5346 |
CD DOOR LENS |
3 |
645 045 4714 |
ASSY CD LID |
8645 045 6015 METAL COVER,DISPLAY PCB
9645 045 5544 CD LID OPEN SPRING
10645 045 4691 ASSY CABINET FRONT
11645 045 6008 GEAR MOUNTING BKT
12645 045 6053 GEAR DAMPER,29TO-E
13645 045 5964 CD DOOR OPEN KNOB
14645 045 7548 DOOR OPEN HOOK
15645 045 5537 OPEN KNOB SPRING
16645 042 1532 CUSHION RUBBER,CD MECHA
17645 045 6039 MECH MTG PLATE A
19645 045 4707 ASSY CABINET REAR
20645 045 5353 STAND ADAPTOR,SPK L/R, UNIT
21645 045 5261 STAND REAR CAB,UNIT/SPK
22645 045 5698 STAND RUBBER FOOT,
NATURE RUBB
23645 051 1455 ASSY MOUNTING BAR,SCREW
24645 045 4639 ASSY SPK NET A
25645 045 4653 ASSY SPK FRONT
26645 045 4677 ASSY SPK REAR L
27645 045 4660 ASSY SPK REAR R
28645 045 5926 CD MECHA TPP33B,KIT
29645 045 5971 TOP FUNCTION KNOB
30645 045 5438 SENSOR LENS,W/TAPE
FIXING PARTS
REF.NO. |
PART NO. |
DESCRIPTION |
Y02 |
645 036 5911 |
TAPPING SCR 1.7X4,DISPLAY BD |
Y03 |
645 045 5513 |
MACHINE SCR 2X3, |
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GEAR TO GEAR MTG BKT |
Y04 |
645 042 1563 |
TPP SCR 2X4, |
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GEAR MTG BKT TO F CAB |
Y05 |
645 045 5520 |
FBIRE WASHER,DOOR OPEN HOOK |
REF.NO. |
PART NO. |
DESCRIPTION |
Y06 |
645 042 1563 |
TPP SCR 2X4, |
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DOOR OPEN HOOK TO F CAB |
Y07 |
645 045 5469 |
TAPPING SCR 2X6, |
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MECH MTG PLATE TO F CAB |
Y08 |
645 045 5469 |
TAPPING SCR 2X6, |
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MAIN PCB TO F CAB |
Y09 |
645 045 5469 |
TAPPING SCR 2X6, |
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JACK PCB TO REAR CAB |
Y10 |
645 031 3684 |
TAPPING SCR2X10,REAR CAB |
Y11 |
645 045 5483 |
TAPPING SCR 2X23,REAR CAB |
Y12 |
645 045 5490 |
TAPPING SCR 3X6,SPK TO SPK F CAB |
Y13 |
645 045 5506 |
TAPPING SCR 3X20, |
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SPK REAR CAB TO SPK CAB |
Y14 |
645 045 6749 |
PHOTO LENS SCR,W/NI-PLATED |
ELECTRIC-PARTS
REF.NO. PART NO. DESCRIPTION
645 045 5766 SHIELD WIRE AWG28,
UL2547 MAIN TO H/P BD
54645 045 5209 SPEAKER 3",W/BLACK CAP
55645 045 5902 SPEAKER WIRE,
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W/MONO PLUG SPK L/R |
DISPLAY P.W.BOARD ASSY |
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REF.NO. |
PART NO. |
DESCRIPTION |
71 |
614 316 3459 |
ASSY,PWB,DISPLAY(Only initial) |
C0901 |
403 167 7002 |
ELECT 4.7U M 50V,4X7MM |
D0901 |
645 031 3653 |
DIODE 1N4148 |
D0902 |
645 031 3653 |
DIODE 1N4148 |
D0903 |
645 031 3653 |
DIODE 1N4148 |
D0904 |
645 031 3653 |
DIODE 1N4148 |
D0905 |
645 031 3653 |
DIODE 1N4148 |
D0906 |
645 031 3653 |
DIODE 1N4148 |
D0907 |
645 031 3653 |
DIODE 1N4148 |
D0908 |
645 031 3653 |
DIODE 1N4148 |
D0909 |
645 045 5797 |
LED |
D0910 |
645 045 5797 |
LED |
D0911 |
645 045 5797 |
LED |
D0912 |
645 045 5797 |
LED |
IC901 |
645 045 4905 |
RPM6938-V4 |
S0901 |
645 045 5155 |
SW TACT,PLAY |
S0902 |
645 045 5155 |
SW TACT,STOP |
S0903 |
645 045 5155 |
SW TACT,TU-DN |
S0904 |
645 045 5155 |
SW TACT,TU-UP |
S0905 |
645 045 5155 |
SW TACT,MODE |
S0906 |
645 045 5155 |
SW TACT,PROG |
S0907 |
645 045 5155 |
SW TACT,PRESET-DN |
S0908 |
645 045 5155 |
SW TACT,PRESET-UP |
S0909 |
645 045 5155 |
SW TACT,BAND |
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645 045 5278 |
DISPLAY BRACKET |
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645 045 5322 |
BACK LIGHT LENS |
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645 045 5919 |
LCD DISPLAY,SDT-A232-TP-O TN POS |
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645 045 6022 |
LCD BRACKET |
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645 045 6060 |
PVC SPL SHEET |
- 4 -
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