Brother HL-2400C Service Manual page 93

(c) Interface Circuit (Printer side)
No. Interface Circuit
1
M5M34050
2
M5M34050
3
GND
SN74LS14
4
SN7406
Table 4-1: Interface Circuit
150
+5V
220
22
0.01 F
330
GND
+5V
3.3K
IV-44
Signal Name
• VIDEO-N
• VIDEO-P
• HSYNC-N
• HSYNC-P
• PRREQ-N
• COMMAND-N
• ID1-N
• ID2-N
• VSYNC-N
• IREADY-N
• STATUS-N
• KEY-STATUS-N