July 5th, 2018, 18:27
July 6th, 2018, 18:14
July 7th, 2018, 13:39
fzabkar wrote:I would confirm that +5V is present at the input and output of U21 (MP5001DQ).
Also measure the voltages at inductors L1 - L5.
July 7th, 2018, 15:59
July 7th, 2018, 16:14
fzabkar wrote:I meant L1 to L5, ie L1, L2, L3, L4 and L5.
July 7th, 2018, 16:42
CLI> PINRST
*** ROM 106 Mar 12 2009 20:29:35 ***
FW_SRC 0 SHA PASS!
*** EEPROM 207 Jan 3 2011 18:36:47 BuildServer:FW_Common_Critical_Fixes:P1_EEPROM_2_0_7_drop-290232 ***
IMFT25 Timing EPch
*** Patch 1.4.1 Aug 22 2011 18:55:20 BuildServer:FW_Common_Build_Release:P1_3_6_4_MP4_Patch4_RC1_Drop-333796 ***
IMFT25 Timing EPch
RCPch SAK0
July 7th, 2018, 18:18
July 7th, 2018, 18:43
ddrecovery wrote:There is no terminal port on this drive. I did experiment and found the short points to get the drive into safe mode.
At least something is alive - by shorting J3 (as mentioned in https://geektimes.ru/post/263876/) I can activate the "developer mode" which appears in Device manager as "mass storage device". Also hooked my USB-UART dongle to J4 TX pin and found out that the firmware doesn't load properly.
July 7th, 2018, 19:12
July 7th, 2018, 19:20
July 7th, 2018, 19:39
fzabkar wrote:Maybe I'm too cynical, but ISTM that, instead of admitting that they can't do it, Ace are saying that it's not worth doing:
http://forum.acelaboratory.com/viewtopic.php?t=9443
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