CX5200 Field Service Manual
81
Snowy Screen Troubleshooting (cont.)
D2
Does Pin 11 of A26
toggle each time S2
is pressed?
Does Pin 11 of A26
go high when S2 is
pressed and low
when it is released?
Check condition of
S2, C47, R61.
Also verify
9V-15VDC at pin
14 of A26.
Is Pin 10 of
A26 at 0V?
Is there continuity
between pin 9 & 12
of A26?
Replace A26.
Replace Q10
Repair trace
Does unit
work?
Open trace or
defective resistor or
capacity in circuitry
Repair
or
Replace
Repair
as
required
F
Yes
Yes
Yes
No
No
No
No
Yes
Yes
Содержание CX 5200
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Страница 17: ...CX5200 Field Service Manual 17 Figure 2 1 4 Port 5200 CA018087 Motherboard Silkscreen ...
Страница 18: ...CX5200 Field Service Manual 18 Figure 2 2 4 Port 5200 CA018087 Motherboard Schematic Part 1 ...
Страница 19: ...CX5200 Field Service Manual 19 Figure 2 3 4 Port 5200 CA018087 Motherboard Schematic Part 3 ...
Страница 20: ...CX5200 Field Service Manual 20 Figure 2 4 4 Port 5200 CA018087 Motherboard Schematic Part 3 ...
Страница 21: ...CX5200 Field Service Manual 21 Figure 2 5 4 Port 5200 CA020108 Motherboard Silkscreen ...
Страница 22: ...CX5200 Field Service Manual 22 Figure 2 6 4 Port 5200 CA020108 Motherboard Schematic Part1 ...
Страница 23: ...CX5200 Field Service Manual 23 Figure 2 7 4 Port 5200 CA020108 Motherboard Schematic Part2 ...
Страница 24: ...CX5200 Field Service Manual 24 Figure 2 8 4 Port 5200 CA020108 Motherboard Schematic Part 3 ...
Страница 25: ...CX5200 Field Service Manual 25 Figure 2 9 2 Port 5200 CA021374 Motherboard Silkscreen ...
Страница 26: ...CX5200 Field Service Manual 26 Figure 2 10 2 Port 5200 CA021374 Motherboard Schematic Part 1 ...
Страница 27: ...CX5200 Field Service Manual 27 Figure 2 11 2 Port 5200 CA021374 Motherboard Schematic Part 2 ...
Страница 28: ...CX5200 Field Service Manual 28 Figure 2 12 2 Port 5200 CA021374 Motherboard Schematic Part 3 ...
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Страница 30: ...CX5200 Field Service Manual 30 Figure 2 14 Trakball Schematic Part1 ...
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