Oki B4500 Maintenance Manual page 80

• HEAD Connector Pin Assignment
(To LED head)
1
3
5
7
9
11
13
15
17
19
21
23
43502101TH Rev.1
PIN NO. I/O*
1 C
2 2 O
3 C
4 4 C
5 O
6 6 O
7 O
8 8 O
9 O
10 10 O
11 O
12 12 O
13 O
14 14 O
15 C
16 16 O
17 C
18 18 O
19 C
20 20 O
21 C
22 22 O
23 C
24 24 O
* O: Out
C: Common
Signal Function
SG Ground for Logic
HDCLK-P Clock
HDCLK-N Clock
SG Ground for Logic
HDLD Load
HDSTB1 Hsync/CSN
HDDATA3 Data 3
HDDATA2 Data 2
HDDATA1 Data 1
HDDATA0 Data 0
HDSTB0 Strobe/SI
HDSTB3 SCLK
HDSTB2 SO
+3.3V +3.3V for Logic
0VPHD Ground for LED
HEAD +5V for LED
0VPHD Ground for LED
HEAD +5V for LED
0VPHD Ground for LED
HEAD +5V for LED
0VPHD Ground for LED
HEAD +5V for LED
0VPHD Ground for LED
HEAD +5V for LED
Oki Data CONFIDENTIAL
80 /