
DT9904S MATERIAL LIST
1. Power board
MATERIAL
SPECIFICATIONS/PART NUMBER
QUANTITY
1
CARBON FILM RESISTOR
1/4W33
Ω
±5%SHAPED10
1
2
CARBON FILM RESISTOR
1/4W330
Ω
±5%SHAPED10
1
3
CARBON FILM RESISTOR
1/4W10K±5%SHAPED10
1
4
CARBON FILM RESISTOR
1/4W4.7K±5%SHAPED10
1
5
CARBON FILM RESISTOR
1/4W1M
Ω
±5%SHAPED10
1
6
METAL FILM RESISTOR
1/4W 3.9K ±1% SHAPED10
1
7
METAL FILM RESISTOR
1/4W12K±1% SHAPED10
1
8
METAL OXIDE FILM RESISTOR
1W330
Ω
±5%R-SHAPED15×8
1
9
METAL OXIDE FILM RESISTOR
2W39K±5% FLAT-SHAPED15×9
1
9.1 METAL OXIDE FILM RESISTOR
2W39K±5%FLAT-SHAPED15×7
1
10
METAL OXIDE FILM RESISTOR
2W120K±5%FLAT-SHAPED15×7
1
11
METAL OXIDE FILM RESISTOR
2W10
Ω
±5%FLAT-SHAPED15×7
1
12
HIGH VOLTAGE RESISTOR
1/2W680K±5%
1
13
PORCELAIN CAPACITOR
50V 100P ±10% 5mm
6
14
PORCELAIN CAPACITOR
50V 104 ±20% 5mm
4
15
PORCELAIN CAPACITOR
1000V 101 +80%-20% 7.5mm
1
15.1 PORCELAIN CAPACITOR
1000V 101 ±10% 7.5mm
1
16
PORCELAIN CAPACITOR
1000V 103 +80%-20% 7.5mm
1
17
CERAMIC CAPACITOR
CT81 250VAC221±20% 10mm
1
17.1 CERAMIC CAPACITOR
CT81 250VAC221±10% 10mm
1
18
TERYLENNE
100V 223 ±10% 5mm
1
19
TERYLENNE
275V 104 ±20% 15mm
1
19.1 TERYLENNE
275V 104 ±10% 15mm
1
20
ANTI-JAMMING CAPACITOR
MKP41 275VAC 103 ±20% 10
1
21
CD
CD11T 16V100u±20%6×12 2.5
3
22
CD
CD11T 25V470u±20%10×16 5
2
23
CD
CD11T 50V47u±20%6×12 2.5
2
24
CD
CD11T 10V1000u±20%8×16 3.5
4
25
CD
CD294 400V47U±20%22×25 10
1
26
MAGNETIC BEADS INDUCTOR
RH354708
1
27
CHOKE COIL
VERTICAL 10UH 1A 5mm
1
28
CHOKE COIL
VERTICAL 10UH 2A 5mm
2
29
SWITCHING POWER TRANSFORME BCK-28-0286
1
29.1 SWITCHING POWER TRANSFORME BCK2801-624
1
30
DIODE
HER105
4
31
DIODE
HER306
1
32
SCHOTTKEY DIODE
SR360
1
33
DIODE
HER107
1
34
VOTAGE REGULATOR DIODE
5.1V 1/2W
1
35
VOTAGE REGULATOR DIODE
9.1V 1W
1
36
DIODE
1N4007
4
37
IC
5L0380R YDTU
1
38
IC
LM431ACZ TO-92
1
38.1 IC
TL431C TO-226AA(LP)
1
38.2 IC
431L TO-92
1
38.3 IC
KA431AZ TO-92
1
39
POWER GRID FILTER
UT-20 40mH ±20% 10×13
2
40
PHOTOELECTRIC COUPLER
HS817
1
41
IC
LM7805 GOLDEN SEALED TO-220
1
42
SOCKET
4-CORE 2.0mm
1
NO
39
10. SPARE PARTS LIST
Summary of Contents for DT9904S
Page 1: ...SERVICE MANUAL DT9904S...
Page 4: ...3 7 9 2...
Page 12: ...7 MPEG BOARD CHECK WAVEFORM 7 1 27MHz WAVEFORM DIAGRAM 7 2 IC5L0380R PIN 2 WAVEFORM DIAGRAM 10...
Page 29: ...FRONT SCHEMATIC DIAGRAM 27...
Page 31: ...POWER BOARD SCHEMATIC DIAGRAM 29...
Page 33: ...OK SCHEMATIC DIAGRAM 31...
Page 35: ...OUTPUT BOARD SCHEMATIC DIAGRAM 33...
Page 40: ...MIAN SCHEMATIC DIAGRAM 38...
Page 47: ...11 APPENDIX AM FM Tuner Specificadtion 45...
Page 48: ...46...
Page 49: ...47...
Page 50: ...48...
Page 51: ...49...
Page 52: ...50...
Page 53: ...51...
Page 54: ...52...
Page 55: ...53...
Page 56: ...54...
Page 57: ...55...
Page 58: ...56...
Page 59: ...57...
Page 60: ...58...
Page 61: ...59...
Page 62: ...60...
Page 63: ...61...
Page 64: ...62...
Page 65: ...63...
Page 66: ...64...
Page 67: ...65...
Page 68: ...66...
Page 69: ...67...