Operation Manual

35
3
5
G
N
U
G
E
N
E
R
A
L
P
U
B
L
I
C
L
I
C
E
N
S
E
GNU GENERAL PUBLIC LICENSE
Version 2, June 1991
HIRKB@AM!K>>.H?MP:K>!HNG=:MBHG$G<!K:GDEBG.MK>>M!B?MA!EHHKHLMHG(
0. O>KRHG>BLI>KFBMM>=MH<HIR:G==BLMKB;NM>O>K;:MBF<HIB>LH?MABLEB<>GL>=H<NF>GM
but changing it is not allowed.
Preamble
/A>EB<>GL>L?HKFHLMLH?MP:K>:K>=>LB@G>=MHM:D>:P:RRHNK?K>>=HFMHLA:K>:G=<A:G@>BMR
<HGMK:LMMA>")0">G>K:E+N;EB<'B<>GL>BLBGM>G=>=MH@N:K:GM>>RHNK?K>>=HFMHLA:K>:G=<A:G@>
free software--to make sure the software is free for all its users. This General Public License applies
MHFHLMH?MA>!K>>.H?MP:K>!HNG=:MBHG[LLH?MP:K>:G=MH:GRHMA>KIKH@K:FPAHL>:NMAHKL<HFFBM
MHNLBG@BM.HF>HMA>K!K>>.H?MP:K>!HNG=:MBHGLH?MP:K>BL<HO>K>=;RMA>")0'>LL>K">G>K:E
+N;EB<'B<>GL>BGLM>:=4HN<:G:IIERBMMHRHNKIKH@K:FLMHH
When we speak of free software, we are referring to freedom, not price. Our General Public Licenses
:K>=>LB@G>=MHF:D>LNK>MA:MRHNA:O>MA>?K>>=HFMH=BLMKB;NM><HIB>LH??K>>LH?MP:K>:G=<A:K@>
?HKMABLL>KOB<>B?RHNPBLAMA:MRHNK><>BO>LHNK<><H=>HK<:G@>MBMB?RHNP:GMBMMA:MRHN<:G<A:G@>
MA>LH?MP:K>HKNL>IB><>LH?BMBGG>P?K>>IKH@K:FL:G=MA:MRHNDGHPRHN<:G=HMA>L>MABG@L
/HIKHM><MRHNKKB@AMLP>G>>=MHF:D>K>LMKB<MBHGLMA:M?HK;B=:GRHG>MH=>GRRHNMA>L>KB@AMLHK
MH:LDRHNMHLNKK>G=>KMA>KB@AML/A>L>K>LMKB<MBHGLMK:GLE:M>MH<>KM:BGK>LIHGLB;BEBMB>L?HKRHNB?
RHN=BLMKB;NM><HIB>LH?MA>LH?MP:K>HKB?RHNFH=B?RBM!HK>Q:FIE>B?RHN=BLMKB;NM><HIB>LH?LN<A
:IKH@K:FPA>MA>K@K:MBLHK?HK:?>>RHNFNLM@BO>MA>K><BIB>GML:EEMA>KB@AMLMA:MRHNA:O>4HN
FNLMF:D>LNK>MA:MMA>RMHHK><>BO>HK<:G@>MMA>LHNK<><H=>G=RHNFNLMLAHPMA>FMA>L>
M>KFLLHMA>RDGHPMA>BKKB@AML
2>IKHM><MRHNKKB@AMLPBMAMPHLM>IL<HIRKB@AMMA>LH?MP:K>:G=H??>KRHNMABLEB<>GL>PAB<A
@BO>LRHNE>@:EI>KFBLLBHGMH<HIR=BLMKB;NM>:G=HKFH=B?RMA>LH?MP:K>
ELH?HK>:<A:NMAHK[LIKHM><MBHG:G=HNKLP>P:GMMHF:D><>KM:BGMA:M>O>KRHG>NG=>KLM:G=LMA:M
MA>K>BLGHP:KK:GMR?HKMABL?K>>LH?MP:K>$?MA>LH?MP:K>BLFH=B?B>=;RLHF>HG>>EL>:G=I:LL>=HG
P>P:GMBMLK><BIB>GMLMHDGHPMA:MPA:MMA>RA:O>BLGHMMA>HKB@BG:ELHMA:M:GRIKH;E>FLBGMKH=N<>=
;RHMA>KLPBEEGHMK>?E><MHGMA>HKB@BG:E:NMAHKL[K>INM:MBHGL
!BG:EER:GR?K>>IKH@K:FBLMAK>:M>G>=<HGLM:GMER;RLH?MP:K>I:M>GML2>PBLAMH:OHB=MA>=:G@>KMA:M
K>=BLMKB;NMHKLH?:?K>>IKH@K:FPBEEBG=BOB=N:EERH;M:BGI:M>GMEB<>GL>LBG>??><MF:DBG@MA>IKH@K:F
IKHIKB>M:KR/HIK>O>GMMABLP>A:O>F:=>BM<E>:KMA:M:GRI:M>GMFNLM;>EB<>GL>=?HK>O>KRHG>[L
free use or not licensed at all.
/A>IK><BL>M>KFL:G=<HG=BMBHGL?HK<HIRBG@=BLMKB;NMBHG:G=FH=B?B<:MBHG?HEEHP
GNU GENERAL PUBLIC LICENSE
/ -(.)*)$/$*).!*-*+4$)"$./-$0/$*))(*$!$/$*)
/ABL'B<>GL>:IIEB>LMH:GRIKH@K:FHKHMA>KPHKDPAB<A<HGM:BGL:GHMB<>IE:<>=;RMA><HIRKB@AM
AHE=>KL:RBG@BMF:R;>=BLMKB;NM>=NG=>KMA>M>KFLH?MABL">G>K:E+N;EB<'B<>GL>/A>+KH@K:F
;>EHPK>?>KLMH:GRLN<AIKH@K:FHKPHKD:G=:PHKD;:L>=HGMA>+KH@K:FF>:GL>BMA>KMA>
+KH@K:FHK:GR=>KBO:MBO>PHKDNG=>K<HIRKB@AME:PMA:MBLMHL:R:PHKD<HGM:BGBG@MA>+KH@K:FHK:
portion of it, either verbatim or with modifications and/or translated into another language. (Hereinafter,
MK:GLE:MBHGBLBG<EN=>=PBMAHNMEBFBM:MBHGBGMA>M>KFFH=B?B<:MBHG :<AEB<>GL>>BL:==K>LL>=:LRHN
<MBOBMB>LHMA>KMA:G<HIRBG@=BLMKB;NMBHG:G=FH=B?B<:MBHG:K>GHM<HO>K>=;RMABL'B<>GL>MA>R:K>
outside its scope. The act of running the Program is not restricted, and the output from the