Specifications
   AT command set for XX Siemens mobile phones and modems 
__________________________________________________________________________________________ 
 Document No.: A30880-A10-A001-XX-
D376 
 Revision: Master R75 
    Revision Date:  29. September.2004 
 83 
<df> 
See Test Command 
AT+FDIS 
AT+FDIS 
Query or set session parameters 
Used for FAX class 2 only 
This command allows the controlling application to set and constrain the capabilities used for the 
current session. +FDIS is used to generate DIS or DTC messages directly. +FDIS (and received 
DIS messages) is also used to generate DCS messages. 
Test command  Response 
AT+FDIS=? 
+FDIS: (list of <VR>s), (list of <BR>s), (list of <WD>s), (list of <LN>s), (list of 
<DF>s), (list of <EC>s), (list of <BF>s), (list of <ST>s) 
Parameter: 
vr 
 Vertical Resolution 
0 
normal, 98 lpi 
1 
fine, 196 lpi 
br 
 Bit rate 
0 
2400 bit/s, V.27ter 
    1  4800 bit/s, V.27ter 
    2  7200 bit/s, V.29 
    3  9600 bit/s, V.29 
wd 
 Page Width 
0
*
) 
1728 pixels in 215mm 
    1  2048 pixels in 255 mm 
    2  2432 pixels in 303 mm 
    3  1216 pixels in 151 mm 
    4  864 pixels in 107 mm 
ln 
 Page length 
 0 A4, 297mm 
 1 B4, 364mm 
 2 unlimited length 
df 
  Data compression Format 
0
*
) 
1-D modified Huffman 
    1  2-D modified read 
    2  2-D uncompressed mode 
ec 
  Error Correction mode 
0
*
) 
disable ECM 
    1  enable ECM, 64 bytes/frame 
    2  enable ECM, 256 bytes/frame 
bf 
  Binary Fole transfer mode 
0
*
) 
disable BFT 
1 
enable BFT 
st   
Scan Time / line 
0
*
) 
0 ms  (at vr= normal) 
1 
5 ms 
2 
10 ms 
3 
10 ms 
4 
20 ms 
5 
20 ms 










