Gigabyte GA-H97TN User Manual page 21

22) BL_SW (Back Light Switch)
The Back Light switch provides the function for screen back light adjustment.
DEBUG
PORT
23) LPT (Parallel Port Header)
The LPT header can provide one parallel port via an optional LPT port cable. For purchasing the optional
LPT port cable, please contact the local dealer.
Pin No. Definition
1
1 BL_DOWN
2 BL_UP
Pin No. Definition
1 2
1 STB-
2 BUSY
3 PD0
4 PE
5 PD1
6 SLCT
7 PD2
19 20
8 AFD-
9 PD3
10 ERR-
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Pin No. Definition
11 PD4
12 INIT-
13 PD5
14 SLIN-
15 PD6
16 GND
17 PD7
18 GND
19 ACK-
20 GND