Did not find string / SB5000TL-21

[GoogleCodeExporter]

What steps will reproduce the problem?
Just use it as expected...

What is the expected output? What do you see instead?
I expected A working tool, no output is given. In debug mode it says

Receiving
    00000000: .. .. .. .. .. .. .. .. .. .. .. .. 7e 1b 00 65
    00000010: b7 b6 09 25 80 00 00 00 00 00 00 00 02 00 00 03
    00000020: 70 00 01 01 00 00 00  rr=27

[18] 2013-01-03 13:44:59 looking for: 7e 1f 00 61 b7 b6 09 25 80 00 00 00 00 00 
00 00 02 00 00 04 70 00
[18] 2013-01-03 13:44:59 received:    7e 1b 00 65 b7 b6 09 25 80 00 00 00 00 00 
00 00 02 00 00 03 70 00 01 01 00 00 00

[18] 2013-01-03 13:44:59 Did not find string

What version of the product are you using? On what operating system?
Latest hg version on debian 5 i386

Please provide any additional information below.
I sniffed Sunny Explorer and read out the following codes:

Inverter 5000TL21
Code1           0x43
Code2           0xe9
Code3           0x23
Code4           0x3a
InvCode         0x4e

Original issue reported on code.google.com by fsedarka...@gmail.com on 3 Jan 2013 at 12:55