GmbH.UROPEELECTRONICS DAEWOO
Service Manual
TR-951AUB
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AUX |
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MP3/CD |
...RADIO |
FM |
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AM ...FM·ST |
TR-951AUB
CONTENTS
1.PRODUCT SPECIFICATION |
.................................1~3 |
2.SCHEMATIC DIAGRAM..................................... |
4 |
3.PCB DRAWING............................................ |
5~6 |
4.MPEG DRAWING........................................... |
7~11 |
5.EXPLODED VIEW........................................... |
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12 |
6.BOM LIST........................................... |
1 3 ~ 20 |
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13~20 |
SPECIFICATIONS
MODEL NUMBER |
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CD27USBTR-951AUB |
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DATE |
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2007/12/28 |
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TEST CONDITION: |
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1.POWER SUPPLY VOLTAGE:AC220 V, 50 HZ |
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2.STANDARD MODULATION:1000HZ,30%MOD |
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3.REFERENCE OUTPUT:50mw |
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4.RESISTIVE LOAD:4 OHM |
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AM FM MAX OUTPUT POWER |
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NO. |
TEST ITEMS |
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FREQ/TAPE |
UNIT |
NORMAL |
LIMIT |
DATA |
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FRERQUENCY RANGE |
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KHZ |
520 |
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KHZ |
1630 |
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INTERMEDIATE FREQUENCY |
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KHZ |
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600KHZ |
KHZ |
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DIAL DEVIATION |
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1000KHZ |
KHZ |
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1400KHZ |
KHZ |
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600KHZ |
dB/M |
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MAX SENSITIVITY |
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1000KHZ |
dB/M |
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1400KHZ |
dB/M |
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600KHZ |
dB/M |
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5 |
USEADLE SENSITIVITY 20dB S/N |
1000KHZ |
dB/M |
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68 |
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1400KHZ |
dB/M |
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68 |
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6 |
S/N RATIO @5mV |
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1000KHZ |
dB |
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8 |
ACA 10KHZ |
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1000KHZ |
dB |
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10 |
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600KHZ |
dB |
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IF REJECTION |
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1000KHZ |
dB |
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1400KHZ |
dB |
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IMAGE REJECTION |
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1400KHZ |
dB |
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A .G .C figur of merit @ 100mV |
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1000KHZ |
dB |
38 |
30 |
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OVERLOAD DISTORTION@100mV 80% MOD |
1000KHZ |
% |
4 |
8 |
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DISTORTION 30% MOD 74dB INPUT |
1000KHZ |
% |
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HUM/NOISE OUTPUT @VOL.MIN |
1000KHZ |
mV |
4 |
8 |
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FEDELITY-6dB @5AMV |
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HZ |
80-3000 |
150-2200 |
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WHISTLE(5mV/M) |
@2ND |
KHZ |
% |
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@3RD |
KHZ |
% |
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VR.MAX.DISTORTION |
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% |
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25 |
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POWER OUTPUT@10% T.H.D |
1000KHZ |
W |
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MAX OUTPUT POWER |
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1000KHZ |
W |
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1
SPECIFICATIONS
MODEL NUMBER |
CD27USBTR-951AUB |
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DATE |
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2007/12/28 |
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TEST CONDITION: |
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1.POWER SUPPLY VOLTAGE:AC220 V, 50 HZ |
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2.STANDARD MODULATION:1000HZ,22.5KHZ Deviation(MPX75KHZ DEV) |
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3.REFERENCE OUTPUT:50mw |
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4.RESISTIVE LOAD:4 OHM |
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5.L+R=45%, L-R=45%, PILOT=10% |
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FM |
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NO. |
TEST ITEMS |
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FREQ |
UNIT |
NORMAL |
LIMIT |
DATA |
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TUNING RANGE |
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MHZ |
87.5 |
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MHZ |
108.5 |
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INTERMEDIATE FREQUENCY |
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MHZ |
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DIAL CALIBRATION |
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88MHZ |
KHZ |
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100MHZ |
KHZ |
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106MHZ |
KHZ |
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MAX SENSITIVITY |
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90MHZ |
dB |
15 |
24 |
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98MHZ |
dB |
15 |
24 |
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106MHZ |
dB |
15 |
24 |
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USEADLE SENSITIVITY 30dB S/N |
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90MHZ |
dB |
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98MHZ |
dB |
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26 |
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106MHZ |
dB |
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26 |
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S/N RATIO @1mV |
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98MHZ |
dB |
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HUM MODULATION 100dB INPUT |
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98MHZ |
dB |
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(-3dB)LIMITING SENSITIVITV |
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98MHZ |
dB |
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30 |
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AFC HOLDING RANGE -3dB |
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98MHZ |
KHZ |
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IF REJECTION |
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90MHZ |
dB |
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IMAGE REJECTION |
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106MHZ |
dB |
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AM SUPPRESSION AT 60dB INPIT |
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98MHZ |
dB |
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OVERLOAD CAPACITY 75KHZ DEV |
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98MHZ |
dB |
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T.H.D.22.5KHZ |
AT 60dB INPUT |
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98MHZ |
% |
1 |
3 |
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HUM/NOISE OUTPUT @VOL.MIN. |
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mV |
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FREQ.RESPONSE -6dB 50us PRE-AMP |
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HZ |
80-5.5K |
150-3K |
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SEPARATION |
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100HZ |
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dB |
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1KHZ |
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dB |
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10KHZ |
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dB |
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POW OUTPUT @ 10% T.H.D |
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98MHZ |
W |
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MAX OUTPUT POWER |
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98MHZ |
W |
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STEREO INDICATOR SENSTIVITY |
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dB |
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2
SPECIFICATIONS
MODEL NUMBER
DATE
TEST CONDITION:
1.POWER SUPPLY VOLTAGE:AC 220 V, 50 HZ 2.STANDARD MODULATION:
3.REFERENCE OUTPUT:50mw 4.RESISTIVE LOAD:4 OHM CD/MP3
NO. |
TEST ITEMS |
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TAPE |
UNIT |
NORMAL |
LIMIT |
DATA |
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S/N RATIO(WITH JIS-A) |
TCD-784 |
1KHZ |
dB |
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CHANNEL SEPARATION |
TCD-784 |
1KHZ |
dB |
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CHANNEL BALANCE |
TCD-784 |
1KHZ |
dB |
/-1 |
/-3 |
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DISTORTION |
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TCD-784 |
1KHZ |
% |
1 |
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VR.MAX.DISTORTION(2 ) TCD-784 |
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% |
20 |
25 |
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10% THD OUTPUT POWER |
TCD-784 |
W |
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2.5 |
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MAXIMUM OUTPUT POWER |
TCD-784 |
W |
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DYNAMIC RANGE |
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1KHZ |
dB |
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1KHZ |
dB |
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20HZ |
dB |
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9 |
CD IN FREQUENCY RESPONSE 1K=0dB |
100HZ |
dB |
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/-6 |
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10K |
dB |
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/-6 |
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20K |
dB |
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10 |
FF/FB MUTE LEVEL |
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1KHZ |
dB |
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10 |
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HUN & NOISE |
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VOL.MIN |
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mV |
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VOL.MAX |
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mV |
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INTERRUPTION |
WITHOUT NOISE |
SBC-444A |
um |
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700 |
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BLACK DOT |
WITHOUT NOISE |
SBC-444A |
um |
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600 |
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FINGERPRINT |
WITHOUT NOISE |
SBC-444A |
um |
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65 |
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ECCENTERICITY |
WITHOUT NOISE |
TCD-712 |
um |
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140 ( /-15) |
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ACCESSS OPERATION TIME |
PHILIPS NR5A |
SEC |
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PHILIPS NR5A |
SEC |
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AUDIO BALANCE |
FM 60dB/M INPUT |
75KHZ DEV |
dB |
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/-5 |
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AM 74dB/M INPUT |
80% MOD |
dB |
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/-5 |
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TAPE PLAY(MTT-112BN 0dB) |
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dB |
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CD.PLAY(TCD 784 1KHZ 0dB) |
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dB |
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/-5 |
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RECOR/PLAY BACK(FM 1KHZ I/P) |
75KHZ DEV |
dB |
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/-5 |
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BASS BOOST EFFECT<BASS BOOST FROM OFF TO NO> |
100Hz |
dB |
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4
TR-951AUB |
5
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