86
AVX-P7300DVD
Check 1: Are all power supply voltages normal?
Reproduce DVD-REF-A1 Title 1.
Verify the voltage of the sensing pin.
If results are not satisfactory, check to see if there are any problems with the resin flux cored solder,
parts and components, in the vicinity of IC1801 through 1804 (the section marked
1
in the circuit
diagram).
NO.
Verification location
Rated value
Unit
1
VD8-PGND
8
±
0.3
V
3
VD63-GND
5
±
0.25
V
4
VDD33-GND
3.3
±
0.3
V
5
SRVDD-GND
3.3
±
0.3
V
6
VCC5-GND
5
±
0.25
V
7
VCC33-GND
3.3
±
0.17
V
8
VCC27-GND
2.73
±
0.07
V
9
VCC18-GND
1.8
±
0.04
V
Summary of Contents for AVX-P7300DVD
Page 6: ...C F 6 AVX P7300DVD 2 2 EXTERIOR 1 3 55 56 A ...
Page 8: ...8 AVX P7300DVD G D H 2 3 EXTERIOR 2 3 ...
Page 10: ...10 AVX P7300DVD B E 2 4 EXTERIOR 3 3 ...
Page 12: ...12 AVX P7300DVD 2 6 DVD MECHANISM MODULE I ...
Page 25: ...25 AVX P7300DVD 5 6 7 8 A B C D 5 6 7 8 D RELAY UNIT A CN101 D ...
Page 29: ...29 AVX P7300DVD 1 2 3 4 A B C D 1 2 3 4 3 9 PU UNIT REFERENCE ...
Page 44: ...44 AVX P7300DVD A 1 2 3 4 B C D 1 2 3 4 J D CN1101 3 12 VIDEO SCHEMATIC ...
Page 45: ...45 AVX P7300DVD 5 6 7 8 A B C D 5 6 7 8 J J VIDEO SCHEMATIC ...
Page 47: ...47 AVX P7300DVD 5 6 7 8 A B C D 5 6 7 8 E F CN1901 SIDE A A ...
Page 48: ...48 AVX P7300DVD A 1 2 3 4 B C D 1 2 3 4 AV BUS IP OUT IP IN OPT OUT SPEAKER A CONTROL PCB A ...
Page 49: ...49 AVX P7300DVD 5 6 7 8 A B C D 5 6 7 8 IC Q FRONT RGB CORD SIDE B A ...
Page 53: ...53 AVX P7300DVD 1 2 3 4 A B C D 1 2 3 4 IC Q RELAY UNIT D SIDE B D ...
Page 59: ...59 AVX P7300DVD 5 6 7 8 A B C D 5 6 7 8 ADJ M2 M3 A CN251 A CN252 C CN261 I SIDE A ...
Page 61: ...61 AVX P7300DVD 5 6 7 8 A B C D 5 6 7 8 12cmDETECT 8cmDETECT IC Q CLAMP I SIDE B ...
Page 62: ...62 AVX P7300DVD A 1 2 3 4 B C D 1 2 3 4 J D CN1101 J 4 10 VIDEO SCHEMATIC VIDEO SCHEMATIC ...
Page 63: ...63 AVX P7300DVD 5 6 7 8 A B C D 5 6 7 8 J ...
Page 89: ...89 AVX P7300DVD POWER SUPPLY 3 3V 2 7V POWER SUPPLY 3 3V Schematic diagram 2 ...
Page 93: ...93 AVX P7300DVD AUDIO 2ch ANALOG OUT POWER SUPPLY 3 3V Schematic diagram 4 ...
Page 95: ...95 AVX P7300DVD AV CHIP BLOCK POWER SUPPLY 3 3V Schematic diagram 5 ...
Page 97: ...97 AVX P7300DVD POWER SUPPLY 3 3V Schematic diagram 6 ...
Page 99: ...99 AVX P7300DVD POWER SUPPLY 3 3V CLOCK FREQUENCY 5MHz POWER SUPPLY 3 3V Schematic diagram 7 ...