88
AVX-P7300DVD
Check 2: Are all clocks operating normally?
Reproduce DVD-REF-A1 Title 1.
Verify the circuit described in Figure
2
.
This check is the same for all DVD-V compatible modules.
Checks are to be conducted with a GND reference.
If locations listed under "verification location 2", can be verified, there will be no need to perform verifications for the
locations listed under "verification location 1."
If the result is not satisfactory, check to see if there are any problems with the resin flux cored solder, parts and
components, in the vicinity of IC1506 (the section marked
2
in the circuit diagram).
Verification Verification
NO.
location 1
location 2
Media
Rated value 1
Rated value 2
Rated value 3
(contact
measurements)
1
CLK27
IC1502 99pin
ALL
2.65V~VCC33
GND~0.65V
27MHz
±
50ppm
2
EXTCK
IC1502 110pin
DVD
2.65V~VCC33
GND~0.65V
36.8640MHz
±
IC1601 1pin
100ppm
3
EXTCK
IC1502 110pin
CD
2.65V~VCC33
GND~0.65V
33.8688MHz
±
IC1601 1pin
100ppm
4
MCK33
IC1400 100pin
ALL
2.33~VCC33
GND~0.99V
33.8688MHz
±
100ppm
Rated value 1
Rated value 3
Rated value 2
GND
Figure 3: Clock rated values
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 ...