EPSON Stylus Scan 2500 Revision A
Appendix Connector 143
7.1.2 Connector Pin AssignmentTables in this section provide connector pin assignment of the Stylus Scan
2500.
Signals of each connector on the B102 MAIN Board are listed below.
Table 7-2. Connector Pin Assignment-CN2
Pin No. Signal Name I/O Function
1 GND O Ground
2LD0 O
3 GND O Ground
4LD1 O
5 LED0 O LED drive signal (0)
6LD2 O
7 LED1 O LED drive signal (1)
8LD3 O
9 LED2 O LED drive signal (2)
10 LA0 O
11 LED3 O LED drive signal (3)
12 LCS O
13 LED4 O LED drive signal (4)
14 LWE O
15 +5V O
16 LRD O
17 +5V O
18 LCLK O
19 SW1 I Panel switch input (1)
20 SW2 IPanel switch input (2)
21 SW3 I Panel switch input (3)
22 SW4 IPanel switch input (4)
23 SW6 I Panel switch input (6)
24 SW7 IPanel switch input (7)
25 SW8 I Panel switch input (8)
26 SW9 IPanel switch input (9)
27 SW10 I Panel switch i n pu t (10)
28 SW11 IPanel switch input (11)
29 SW12 I Panel switch input (12)
30 SW5 IPanel switch input (5)
31 SW13 I Panel switch input (13)
32 SW14 IPanel switch input (14)
Table 7-3. Connector Pin Assignment-CN4
Pin No. Signal Name I/O Function
1 HP I Sensor detect signal
2GND OGround
3 HPV O Sensor power supply (+5V)
Table 7-4. Connector Pin Assignment-CN5
Pin No. Signal Name I/O Function
1 PE I Sensor detect signal
2GND OGround
3 PEV O Sensor power supply (+5V)
Table 7-5. Connector Pin Assignment-CN6
Pin No. Signal Name I/O Function
1 ASF I Sensor detect signal
2GND OGround
3 ASFV O Sensor power supply (+5V)
Table 7-6. Connector Pin Assignment-CN7
Pin No. Signal Name I/O Function
1 CR-A O Phase drive signal (A)
2CR-B OPhase drive signal (B)
3 CR-/A O Phase drive signal (/A)
4CR-/B OPhase drive signal (/B)
Table 7-2. Connector Pin Assignment-CN2 (cont.)
Pin No. Signal Name I/O Function