Christie LX1750C Service Manual page 182

Control Port Functions
● I/O Expander (IC1801, TE7783)
PIN NO. NAME FUNCTION NAME
2 P1 LENS_SENSE_U
3 P2 LENS_SENSE_D
4 P3 LENS_SENSE_L
5 P4 LENS_SENSE_R
6 P5 LENS SENSE_VC
7 P6 LENS_SENSE_HC
50 P23 AD_SCL
51 P24 AD_SDA
52 P25 EDID_SCL
53 P26 EDID SDA
63 AIN3 PF_S5V
65 AIN5 PF_PFC1
66 AIN6 PF_PFC2
67 AIN7 PF_PFC3
68 AIN8 PF_PFC4
73 P32 LAMP_REP_LED
74 P33 LAMP_SWAP4_LED
75 P34 LAMP_SWAP3_LED
76 P35 LAMP_REP2_LED
77 P36 LAMP_REP1_LED
78 P37 R/C_SCX
79 P38 POWER_LED
91 P11 FILTER_LED
92 P12 TEMP_LED
93 P13 READY_LED
94 P14 SHUTTER_LED
97 P15 LENS_DOWN
98 P16 LENS_UP
99 P17 LENS_LEFT
100 P18 LENS_RIGHT
● FPGA Fan control and failure detection (IC3651, 5M160ZW64)
PIN NO. FUNCTION NAME
1 FAN_SW_12V3
2 FAN_SW_24V1
3 FAN_SW_24V2
4 FAN_SW_24V3
5 FAN_SW_24V4
18 PWM_PFC12
19 PWM_PFC34
20 PWM_EX_L1
21 PWM_EX_L2
22 PWM_EX_L3
24 PWM_EX_L4
27 PF_PFC12
28 PF_PFC34
29 PF_EX_L1
30 PF_EX_L2
31 PF_EX_L3
32 PF_EX_L4
35 PWM_EX_MR
36 PWM_IN_L1
37 PWM_IN_L2
38 PWM_IN_L3
42 PF_EX_MR
43 PF_IN_L1
44 PF_IN_L2
45 PF_IN_L3
47 PWM_IN_L4
48 PWM_B1
49 PWM_B2
50 PWM_R1
51 PWM_G1
52 PWM_G2
53 PF_IN_L4
54 PF_B1
55 PF_B2
56 PF_R1
58 PF_G1
59 PF_G2
61 PWM_PBS
62 PF_PBS
63 FAN_SW_12V1
64 FAN_SW_12V2
LX1750 Service Manual
020-000643-01 Rev.1 (01-2014)
FUNCTION
Lens Sensor Top
Lens Sensor Bottom
Lens Sensor Left
Lens Sensor Right
Lens Sensor Vertical Center
Lens Sensor Horizontal Center
IIC Bus Clock
IIC Bus Data
IIC Bus Clock
IIC Bus Data
P.Fail Input
P.Fail Input
P.Fail Input
P.Fail Input
P.Fail Input
LED Drive
LED Drive
LED Drive
LED Drive
LED Drive
Remote Control
LED Drive
LED Drive
LED Drive
LED Drive
LED Drive
Lens Control Down
Lens Control Up
Lens Control Left
Lens Control Right
FUNCTION
12V3 Power switch
24V1 Power switch
24V2 Power switch
24V3 Power switch
24V4 Power switch
PWM output for PFC12
PWM output for PFC34
PWM output for fan EX_L1
PWM output for fan EX_L2
PWM output for fan EX_L3
PWM output for fan EX_L4
P.Fail input
P.Fail input
P.Fail input
P.Fail input
P.Fail input
P.Fail input
PWM output for fan MR
PWM output for fan IN_L1
PWM output for fan IN_L2
PWM output for fan IN_L3
P.Fail input
P.Fail input
P.Fail input
P.Fail input
PWM output for fan IN_L4
PWM output for fan B1
PWM output for fan B2
PWM output for fan R1
PWM output for fan G1
PWM output for fan G2
P.Fail input
P.Fail input
P.Fail input
P.Fail input
P.Fail input
P.Fail input
PWM output for fan PBS
P.Fail input
12V1 Power switch
12V2 Power switch
-181-
POLARITY
POLARITY
"H" on
"H" on
"H" on
"H" on
"H" on
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"L": Abnormally
"H" on
"H" on
I/O
I
I
I
I
I
I
O
I/O
O
O
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I
I
I
I
O
O
O
O
O
I
O
O
O
O
O
O
O
O
I/O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
O
O
O
O
I
I
I
I
O
O
O
O
O
O
I
I
I
I
I
I
O
I
O
O