Brother International HL-2600CN Service Manual - Page 91
c Interface Circuit Printer side, Table 4-1: Interface Circuit
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(c) Interface Circuit (Printer side) Table 4-1: Interface Circuit No. Interface Circuit 22 Fast TTL 1 150 M5M34050 Signal Name VIDEO-P VIDEO-N VIDEO-P 2 M5M34050 +5V 220 22 3 0.01 F 330 SN74LS14 GND GND +5V 3.3 K 4 74LS06 HSYNC-N HSYNC-P PRREQ-N COMMAND-N ID1-N ID2-N VSYNC-N IREADY-N STATUS-N KEY-STATUS-N IV-40
IV-40
(c) Interface Circuit (Printer side)
Table 4-1: Interface Circuit
No.
Interface Circuit
Signal Name
22
Fast TTL
VIDEO-P
1
150
M5M34050
VIDEO-N
VIDEO-P
2
M5M34050
HSYNC-N
HSYNC-P
3
+5V
22
GND
0.01
F
220
330
GND
SN74LS14
PRREQ-N
COMMAND-N
ID1-N
ID2-N
4
+5V
3.3K
74LS06
VSYNC-N
IREADY-N
STATUS-N
KEY-STATUS-N