Utax P-C2160DN, Service Manual

Page: 193 / 211

2PS/2PT
2-3-14
Connector Pin Signal I/O Voltage Description
YC1
1 CD/DAT3 I/O 0/3.3 V DC Control signal
Connected to
SD card 2 CMD I/O 0/3.3 V DC Control signal
3 VSS - - Ground
4 VDD - 0/3.3 V DC Control signal
5 CLK - 0/3.3 V DC Control signal
6 VSS - - Ground
7 DAT0 I/O 0/3.3 V DC(pulse) Data bus signal
8 DAT1 I/O 0/3.3 V DC(pulse) Data bus signal
9 DAT2 I/O 0/3.3 V DC(pulse) Data bus signal
10 CD I 0/3.3 V DC Control signal
11 COMMON - 0/3.3 V DC Control signal
12 WP I 0/3.3 V DC Control signal
YC2 1 GND - - Ground
Connected to
laser scanner
unit CY 2 VREFY
O
Analog APCPWB-Y Laser power reference
voltage
3 +3.3V3 O 3.3 V DC 3.3 V DC power to APCPWB-Y
4 PDYN I 0/3.3 V DC (pulse) Horizontal synchronizing signal
5 VDOYP O LVDS APCPWB-Y video data signal (+)
6 VDOYN O LVDS APCPWB-Y video data signal (-)
7 GND - - Ground
8 VREFC
O
Analog APCPWB-C Laser power reference
voltage
9 +3.3V3 O 3.3 V DC 3.3 V DC power to APCPWB-C
10 PDCN I 0/3.3 V DC (pulse) Horizontal synchronizing signal
11 VDOCP O LVDS APCPWB-C video data signal (+)
12 VDOCN O LVDS APCPWB-C video data signal (-)
YC3 1 GND - - Ground
Connected to
laser scanner
unit KM 2 VREFM
O
Analog APCPWB-M Laser power reference
voltage
3 +3.3V3 O 3.3 V DC 3.3 V DC power to APCPWB-M
4 PDMN I 0/3.3 V DC (pulse) Horizontal synchronizing signal
5 VDOMP O LVDS APCPWB-M video data signal (+)
6 VDOMN O LVDS APCPWB-M video data signal (-)
7 GND - - Ground
8 VREFK
O
Analog APCPWB-K Laser power reference
voltage
9 +3.3V3 O 3.3 V DC 3.3 V DC power to APCPWB-K
10 PDKN I 0/3.3 V DC (pulse) Horizontal synchronizing signal