May 11th, 2018, 9:33
May 11th, 2018, 15:19
May 11th, 2018, 15:21
May 11th, 2018, 18:30
May 12th, 2018, 4:33
+12V
+
|
.---+---.
| |
.-. |
R6/R11 | | |
| | |
'-' |
| |
| G | S
+----||-+ Q5/Q10
| ||-> IRFR5305
Q6/Q11 | ||-+
SATA/IDE ___ |/ | D F2/F4
power o---|___|---| | _
on/off |> '----o \_/o---o +12V
from R7/R12 | output
logic | poly- o
PCB | switch |
=== ===
GND GND
+5V +12V +5V
+ + +
| | |
.-. .-. |
R1/R?? | | | | R2/R9 |
| | | | |
'-' '-' |
| | |
| | | D
+----. +-----------||-+ Q1/Q7
| | | G ||<-
Q2/Q9 | | | Q6/Q8 ||-+
SATA/IDE ___ |/ | |/ | S F1/F3
power o---|___|---| '---| | _
on/off |> |> '----o_/ \o---o +5V output
from R5/R10 | |
logic | | poly- o
PCB | | switch |
=== === ===
GND GND GND
May 12th, 2018, 4:45
May 12th, 2018, 10:01
May 13th, 2018, 14:22
Abdul Rauf wrote:when i opened the box first time i saw 3 capacitor damage. i replace three capacitors , original value was 10v 2200uf,and a replace with 10v 1000uf .but result is same .can it be cause of capacitors .
May 13th, 2018, 14:56
sourcerer wrote:Did you make sure that you mounted them in the right direction?
May 13th, 2018, 15:14
sourcerer wrote:Hmm, 1000uf is less than half the capacity of 2200uf, which could be the cause for problems, yes.
May 14th, 2018, 4:42
May 14th, 2018, 6:46
May 14th, 2018, 6:50
May 14th, 2018, 6:54
May 14th, 2018, 7:02
May 14th, 2018, 16:10
May 14th, 2018, 16:28
May 14th, 2018, 19:01
May 14th, 2018, 20:11
mad4hdd wrote:Its good idea ..... . he can also add a resistor (limiter) +5 to Gate.
May 15th, 2018, 2:50
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