Star SP2000 Series Programmer's Manual page 57

Table 3-7 Printer Status 3 <Error Information> (Fifth Byte)
Bit Content
0 Always 0
1 Invalid
2 Invalid
3 Invalid
4 Always 0
5 Invalid
6
Reception Buffer Overflow Error (*)
7 Not Used (Fixed at 0)
* Bit 6 is cleared to 0 when returned to the host.
Table 3-8 Printer Status 4 <Sensor Information> (Sixth Byte)
Bit Content
0 Always 0
1 Invalid
2 Receipt Paper Near End
3 Receipt Paper End
4 Always 0
5 Invalid
6 Invalid
7 Not Used (Fixed at 0)
Table 3-9 Printer Status 5 <Sensor Information> (Seventh Byte)
Bit Content
0 Always 0
1 Invalid
2 Invalid
3 Invalid
4 Always 0
5 Invalid
6 Invalid
7 Not Used (Fixed at 0)
Status 0
Does not occur
Status 0
Has Paper
Has Paper
Status 0
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Status 1
Occurs
Status 1
No Paper
No Paper
Status 1