[Fusioninventory-user] feedback wanted: monitor serial numbers

Óscar Beiro obeiro at construccionescrespo.es
Fri Aug 10 14:28:48 UTC 2012


Hi,
I've found this old but useful freeware utility that the lazy ones 
should appreciate :-)
http://www.nirsoft.net/utils/dump_edid.html

So, my EDID dumps for two DELL monitors. They seem to use a funny EDID 
Mixed serial.

DELL P190S
Printed S/N: CN-0G448N-74261-08G0RYS
EDID:G448N08G0RYS

DELL E190S
Printed S/N:CN-0CHRYK-74445-07U-AGUS
EDID:: CHRYK07UAGUS

DumpEDID v1.01
Copyright (c) 2006 Nir Sofer
Web site: http://www.nirsoft.net

*****************************************************************
Registry Key             : DISPLAY\DEL405B\5&1e985786&0&UID256
Monitor Name             : DELL P190S
Serial Number            : CHRYK07UAGUS
Manufacture Week         : 30 / 2010
ManufacturerID           : 44048 (0xAC10)
ProductID                : 16475 (0x405B)
Serial Number (Numeric)  : 1095193939 (0x41475553)
EDID Version             : 1.3
Display Gamma            : 2.20
Vertical Frequency       : 56 - 76 Hz
Horizontal Frequency     : 30 - 81 KHz
Image Size               : 37.6 X 30.1 cm (19.0 Inch)
Maximum Image Size       : 38 X 30 cm (19.1 Inch)
Maximum Resolution       : 1280 X 1024
Support Standby Mode     : Yes
Support Suspend Mode     : Yes
Support Low-Power Mode   : Yes
Support Default GTF      : No
Digital                  : Yes

Supported Display Modes  :
      720 X  400  70 Hz
      640 X  480  60 Hz
      640 X  480  75 Hz
      800 X  600  60 Hz
      800 X  600  75 Hz
     1024 X  768  60 Hz
     1024 X  768  75 Hz
     1280 X 1024  75 Hz
     1152 X  864  75 Hz
     1280 X 1024  60 Hz

*****************************************************************

*****************************************************************
Registry Key             : DISPLAY\DEL405B\5&1e985786&0&UID257
Monitor Name             : DELL P190S
Serial Number            : CHRYK07UAGUS
Manufacture Week         : 30 / 2010
ManufacturerID           : 44048 (0xAC10)
ProductID                : 16475 (0x405B)
Serial Number (Numeric)  : 1095193939 (0x41475553)
EDID Version             : 1.3
Display Gamma            : 2.20
Vertical Frequency       : 56 - 76 Hz
Horizontal Frequency     : 30 - 81 KHz
Image Size               : 37.6 X 30.1 cm (19.0 Inch)
Maximum Image Size       : 38 X 30 cm (19.1 Inch)
Maximum Resolution       : 1280 X 1024
Support Standby Mode     : Yes
Support Suspend Mode     : Yes
Support Low-Power Mode   : Yes
Support Default GTF      : No
Digital                  : Yes

Supported Display Modes  :
      720 X  400  70 Hz
      640 X  480  60 Hz
      640 X  480  75 Hz
      800 X  600  60 Hz
      800 X  600  75 Hz
     1024 X  768  60 Hz
     1024 X  768  75 Hz
     1280 X 1024  75 Hz
     1152 X  864  75 Hz
     1280 X 1024  60 Hz

*****************************************************************

*****************************************************************
Registry Key             : DISPLAY\DELA04B\5&1e985786&0&UID256
Monitor Name             : DELL E190S
Serial Number            : G448N08G0RYS
Manufacture Week         : 34 / 2010
ManufacturerID           : 44048 (0xAC10)
ProductID                : 41035 (0xA04B)
Serial Number (Numeric)  : 810703187 (0x30525953)
EDID Version             : 1.3
Display Gamma            : 2.20
Vertical Frequency       : 56 - 76 Hz
Horizontal Frequency     : 30 - 81 KHz
Image Size               : 37.6 X 30.1 cm (19.0 Inch)
Maximum Image Size       : 38 X 30 cm (19.1 Inch)
Maximum Resolution       : 1280 X 1024
Support Standby Mode     : Yes
Support Suspend Mode     : Yes
Support Low-Power Mode   : Yes
Support Default GTF      : No
Digital                  : No

Supported Display Modes  :
      720 X  400  70 Hz
      640 X  480  60 Hz
      640 X  480  75 Hz
      800 X  600  60 Hz
      800 X  600  75 Hz
     1024 X  768  60 Hz
     1024 X  768  75 Hz
     1280 X 1024  75 Hz
     1280 X 1024  60 Hz
     1152 X  864  75 Hz

*****************************************************************

*****************************************************************
Registry Key             : DISPLAY\DELA04B\5&1e985786&0&UID257
Monitor Name             : DELL E190S
Serial Number            : G448N08G0RYS
Manufacture Week         : 34 / 2010
ManufacturerID           : 44048 (0xAC10)
ProductID                : 41035 (0xA04B)
Serial Number (Numeric)  : 810703187 (0x30525953)
EDID Version             : 1.3
Display Gamma            : 2.20
Vertical Frequency       : 56 - 76 Hz
Horizontal Frequency     : 30 - 81 KHz
Image Size               : 37.6 X 30.1 cm (19.0 Inch)
Maximum Image Size       : 38 X 30 cm (19.1 Inch)
Maximum Resolution       : 1280 X 1024
Support Standby Mode     : Yes
Support Suspend Mode     : Yes
Support Low-Power Mode   : Yes
Support Default GTF      : No
Digital                  : No

Supported Display Modes  :
      720 X  400  70 Hz
      640 X  480  60 Hz
      640 X  480  75 Hz
      800 X  600  60 Hz
      800 X  600  75 Hz
     1024 X  768  60 Hz
     1024 X  768  75 Hz
     1280 X 1024  75 Hz
     1280 X 1024  60 Hz
     1152 X  864  75 Hz

*****************************************************************

Finally Registry dump:
Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY]

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DEL405B]

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DEL405B\5&1e985786&0&UID256]
"DeviceDesc"="@monitor.inf,%pnpmonitor.devicedesc%;Monitor PnP genérico"
"Capabilities"=dword:000000e4
"ConfigFlags"=dword:00000000
"HardwareID"=hex(7):4d,00,4f,00,4e,00,49,00,54,00,4f,00,52,00,5c,00,44,00,45,\
   00,4c,00,34,00,30,00,35,00,42,00,00,00,00,00
"CompatibleIDs"=hex(7):2a,00,50,00,4e,00,50,00,30,00,39,00,46,00,46,00,00,00,\
   00,00
"ContainerID"="{d5d6ed4c-2316-11e0-9cac-806e6f6e6963}"
"ClassGUID"="{4d36e96e-e325-11ce-bfc1-08002be10318}"
"Driver"="{4d36e96e-e325-11ce-bfc1-08002be10318}\\0001"
"Security"=hex:01,00,04,90,00,00,00,00,00,00,00,00,00,00,00,00,14,00,00,00,02,\
00,60,00,04,00,00,00,00,00,14,00,00,00,00,10,01,01,00,00,00,00,00,05,12,00,\
00,00,00,00,18,00,00,00,00,10,01,02,00,00,00,00,00,05,20,00,00,00,20,02,00,\
00,01,00,18,00,00,00,00,10,01,02,00,00,00,00,00,05,20,00,00,00,2b,02,00,00,\
   00,00,14,00,00,00,00,10,01,01,00,00,00,00,00,05,04,00,00,00
"Class"="Monitor"
"Mfg"="@monitor.inf,%generic%;(Tipo de monitor estándar)"
"Service"="monitor"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DEL405B\5&1e985786&0&UID256\Device 
Parameters]
"EDID"=hex:00,ff,ff,ff,ff,ff,ff,00,10,ac,5b,40,53,55,47,41,1e,14,01,03,80,26,\
1e,78,ee,ee,95,a3,54,4c,99,26,0f,50,54,a5,4b,00,71,4f,81,80,01,01,01,01,01,\
01,01,01,01,01,01,01,30,2a,00,98,51,00,2a,40,30,70,13,00,78,2d,11,00,00,1e,\
00,00,00,ff,00,43,48,52,59,4b,30,37,55,41,47,55,53,0a,00,00,00,fc,00,44,45,\
4c,4c,20,50,31,39,30,53,0a,20,20,00,00,00,fd,00,38,4c,1e,51,0e,00,0a,20,20,\
   20,20,20,20,00,f4

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DEL405B\5&1e985786&0&UID256\LogConf]

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DEL405B\5&1e985786&0&UID257]
"DeviceDesc"="@monitor.inf,%pnpmonitor.devicedesc%;Monitor PnP genérico"
"Capabilities"=dword:000000e4
"ConfigFlags"=dword:00000000
"HardwareID"=hex(7):4d,00,4f,00,4e,00,49,00,54,00,4f,00,52,00,5c,00,44,00,45,\
   00,4c,00,34,00,30,00,35,00,42,00,00,00,00,00
"CompatibleIDs"=hex(7):2a,00,50,00,4e,00,50,00,30,00,39,00,46,00,46,00,00,00,\
   00,00
"ContainerID"="{af3e98e2-0de2-11e0-9ac4-a4badbfede5c}"
"ClassGUID"="{4d36e96e-e325-11ce-bfc1-08002be10318}"
"Driver"="{4d36e96e-e325-11ce-bfc1-08002be10318}\\0000"
"Security"=hex:01,00,04,90,00,00,00,00,00,00,00,00,00,00,00,00,14,00,00,00,02,\
00,60,00,04,00,00,00,00,00,14,00,00,00,00,10,01,01,00,00,00,00,00,05,12,00,\
00,00,00,00,18,00,00,00,00,10,01,02,00,00,00,00,00,05,20,00,00,00,20,02,00,\
00,01,00,18,00,00,00,00,10,01,02,00,00,00,00,00,05,20,00,00,00,2b,02,00,00,\
   00,00,14,00,00,00,00,10,01,01,00,00,00,00,00,05,04,00,00,00
"Class"="Monitor"
"Mfg"="@monitor.inf,%generic%;(Tipo de monitor estándar)"
"Service"="monitor"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DEL405B\5&1e985786&0&UID257\Device 
Parameters]
"EDID"=hex:00,ff,ff,ff,ff,ff,ff,00,10,ac,5b,40,53,55,47,41,1e,14,01,03,80,26,\
1e,78,ee,ee,95,a3,54,4c,99,26,0f,50,54,a5,4b,00,71,4f,81,80,01,01,01,01,01,\
01,01,01,01,01,01,01,30,2a,00,98,51,00,2a,40,30,70,13,00,78,2d,11,00,00,1e,\
00,00,00,ff,00,43,48,52,59,4b,30,37,55,41,47,55,53,0a,00,00,00,fc,00,44,45,\
4c,4c,20,50,31,39,30,53,0a,20,20,00,00,00,fd,00,38,4c,1e,51,0e,00,0a,20,20,\
   20,20,20,20,00,f4

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DEL405B\5&1e985786&0&UID257\LogConf]

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DEL405B\5&1e985786&0&UID257\Control]

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DELA04B]

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DELA04B\5&1e985786&0&UID256]
"DeviceDesc"="@monitor.inf,%pnpmonitor.devicedesc%;Monitor PnP genérico"
"Capabilities"=dword:000000e4
"ConfigFlags"=dword:00000000
"HardwareID"=hex(7):4d,00,4f,00,4e,00,49,00,54,00,4f,00,52,00,5c,00,44,00,45,\
   00,4c,00,41,00,30,00,34,00,42,00,00,00,00,00
"CompatibleIDs"=hex(7):2a,00,50,00,4e,00,50,00,30,00,39,00,46,00,46,00,00,00,\
   00,00
"ContainerID"="{efa2b64c-3424-11e0-802b-806e6f6e6963}"
"ClassGUID"="{4d36e96e-e325-11ce-bfc1-08002be10318}"
"Driver"="{4d36e96e-e325-11ce-bfc1-08002be10318}\\0004"
"Security"=hex:01,00,04,90,00,00,00,00,00,00,00,00,00,00,00,00,14,00,00,00,02,\
00,60,00,04,00,00,00,00,00,14,00,00,00,00,10,01,01,00,00,00,00,00,05,12,00,\
00,00,00,00,18,00,00,00,00,10,01,02,00,00,00,00,00,05,20,00,00,00,20,02,00,\
00,01,00,18,00,00,00,00,10,01,02,00,00,00,00,00,05,20,00,00,00,2b,02,00,00,\
   00,00,14,00,00,00,00,10,01,01,00,00,00,00,00,05,04,00,00,00
"Class"="Monitor"
"Mfg"="@monitor.inf,%generic%;(Tipo de monitor estándar)"
"Service"="monitor"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DELA04B\5&1e985786&0&UID256\Device 
Parameters]
"EDID"=hex:00,ff,ff,ff,ff,ff,ff,00,10,ac,4b,a0,53,59,52,30,22,14,01,03,0e,26,\
1e,78,ee,ee,95,a3,54,4c,99,26,0f,50,54,a5,4b,00,81,80,71,4f,01,01,01,01,01,\
01,01,01,01,01,01,01,30,2a,00,98,51,00,2a,40,30,70,13,00,78,2d,11,00,00,1e,\
00,00,00,ff,00,47,34,34,38,4e,30,38,47,30,52,59,53,0a,00,00,00,fc,00,44,45,\
4c,4c,20,45,31,39,30,53,0a,20,20,00,00,00,fd,00,38,4c,1e,51,0e,00,0a,20,20,\
   20,20,20,20,00,7a

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DELA04B\5&1e985786&0&UID256\LogConf]

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DELA04B\5&1e985786&0&UID256\Control]
"ActiveService"="monitor"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DELA04B\5&1e985786&0&UID257]
"DeviceDesc"="@monitor.inf,%pnpmonitor.devicedesc%;Monitor PnP genérico"
"Capabilities"=dword:000000e4
"ConfigFlags"=dword:00000000
"HardwareID"=hex(7):4d,00,4f,00,4e,00,49,00,54,00,4f,00,52,00,5c,00,44,00,45,\
   00,4c,00,41,00,30,00,34,00,42,00,00,00,00,00
"CompatibleIDs"=hex(7):2a,00,50,00,4e,00,50,00,30,00,39,00,46,00,46,00,00,00,\
   00,00
"ContainerID"="{5d070680-3395-11e0-a316-0002721e8f05}"
"ClassGUID"="{4d36e96e-e325-11ce-bfc1-08002be10318}"
"Driver"="{4d36e96e-e325-11ce-bfc1-08002be10318}\\0003"
"Security"=hex:01,00,04,90,00,00,00,00,00,00,00,00,00,00,00,00,14,00,00,00,02,\
00,60,00,04,00,00,00,00,00,14,00,00,00,00,10,01,01,00,00,00,00,00,05,12,00,\
00,00,00,00,18,00,00,00,00,10,01,02,00,00,00,00,00,05,20,00,00,00,20,02,00,\
00,01,00,18,00,00,00,00,10,01,02,00,00,00,00,00,05,20,00,00,00,2b,02,00,00,\
   00,00,14,00,00,00,00,10,01,01,00,00,00,00,00,05,04,00,00,00
"Class"="Monitor"
"Mfg"="@monitor.inf,%generic%;(Tipo de monitor estándar)"
"Service"="monitor"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DELA04B\5&1e985786&0&UID257\Device 
Parameters]
"EDID"=hex:00,ff,ff,ff,ff,ff,ff,00,10,ac,4b,a0,53,59,52,30,22,14,01,03,0e,26,\
1e,78,ee,ee,95,a3,54,4c,99,26,0f,50,54,a5,4b,00,81,80,71,4f,01,01,01,01,01,\
01,01,01,01,01,01,01,30,2a,00,98,51,00,2a,40,30,70,13,00,78,2d,11,00,00,1e,\
00,00,00,ff,00,47,34,34,38,4e,30,38,47,30,52,59,53,0a,00,00,00,fc,00,44,45,\
4c,4c,20,45,31,39,30,53,0a,20,20,00,00,00,fd,00,38,4c,1e,51,0e,00,0a,20,20,\
   20,20,20,20,00,7a

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\DELA04B\5&1e985786&0&UID257\LogConf]


El 09/08/2012 14:45, Guillaume Rousse escribió:
> Hello happy fusioninventory users.
>
> While dealing with a bug about a specific kind of monitor, I 
> discovered an issue the way our code (happily borrowed from mandriva 
> parse-edid set of tools) interpret the value dedicated to monitor 
> serial number in EDID information.
>
> Basically, the specification just says than the four bytes 12 to 15 
> are dedicated to this information, but doesn't says anything about 
> their interpretation. The code currently consider then as a single 
> decimal number, whereas the number printed on monitor label consider 
> them as a list of hexadecimal digits.
>
> For instance, for a given raw bytes input "90 32 90 71", the value 
> could be interpreted either as:
> - 1905275536 (single decimal value)
> - 71903290 (the same hex values in reverse order)
>
> Before taking a decision about this issue, I'd like a bit more 
> feedback about the real world situation. If you have some monitor with 
> printed serial number, can you check if they are plain decimal number, 
> or rather something like a fixed-length list of 8 hexadecimal digits ? 
> Even better, could you compare their value with raw EDID information 
> (1) ?
>
> Thanks.
>
> [1] useful way to extract EDID information:
> - xrandr --prop under unix,
> - HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\DISPLAY\*\EDID 
> value under windows
> See http://en.wikipedia.org/wiki/EDID page for other suggestions




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