Brother HL-2400C Service Manual page 94

(d) Connector Pin Assignment
The connector in the printer to connect to the controller board is type
128A-064S2B-:13A(DDK) or the equivalent.
Pin No. Signal Name
1A PSGND
2A PSGND
3A PSGND
4A PSGND
5 PSGND
6A PSGND
7A PSGND
8A PSGND
9A VIDEO-P
10A RET(GND)
11A HSYNC-P
12A ID2-N
13A RET(GND)
14A RET(GND)
15A RET(GND)
16A RET(GND)
17A RET(GND)
18A RET(GND)
19A RET(GND)
20A RET(GND)
21A ID1-N
22A RET(GND)
23A Reserve
24A Reserve
25A RET(GND)
26A RET(GND)
27A RET(GND)
28A RET(GND)
29A RET(GND)
30A RET(GND)
31A RET(GND)
32A RET(GND)
Table 4-2: Connector Pin Assignment
Pin No.
1B
2B
3B
4B
5B
6B
7B
8B
9B
10B
11B
12B
13B
14B
15B
16B
17B
18B
19B
20B
21B
22B
23B
24B
25B
26B
27B
28B
29B
30B
31B
32B
IV-45
Signal Name
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
VIDEO-N
Reserve
HSYNC-N
Reserve
VSYNC-N
Reserve
STATUS
IREADY-N
Reserve
COMMAND
PRREQ-N
Reserve
Reserve
KEY_STATUS-N
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve