Service manual

EPSON Stylus C82 Revision A
APPENDIX Connector Summary 54
7.1.2 EEPROM Address Map
Table 7-7. CN14 - CR motor
Pin Signal Name I/O Function
1 CR-A Out Phase drive signal (-A)
2 CR-B Out Phase drive signal (-B)
Table 7-8. CN19 - Power supply board
Pin Signal Name I/O Function
1 +42V Out Power supply
2 GND - Ground
3 +5V Out Logic power supply
4 PSC Out Power on/off switch (CPU monitors)
5GND-Ground
6 +42V Out Power supply
Table 7-9. CN20 - Panel board
Pin Signal Name I/O Function
1 LED1 Out LED drive signal 1
2 SW1 In Panel switch on/off 1
3 LED2 Out LED drive signal 2
4 SW2 In Panel switch on/off 2
5 LED0 Out LED drive signal 0
6 GND - Ground
7 SW0 In Panel switch on/off 0
8 VCC Out Power for the panel board
Table 7-10. EEPROM address map
Address Explanation Setting
QPIT
setting
Factory
settings
00H
Password
0FH
-
01H 5AH
02H
Ink counter A 00H 00H
03H
04H
Ink counter R0 00H 00H
05H
06H
Ink counter R80 00H 00H
07H
08H Ink flag1
bit7 : Reserved
bit6 : CSIC chg. seq2.
required
bit5 : In manual Cleaning
seq.
bit4 : Initial fill required
bit3 : Head Hot
bit2 : Ink cleaning seq.
bit1 : Reserved
bit0 : Time stamp occurred
00H 00H
09H Ink flag2
bit7 : C CSIC chg. seq1.
required
bit6 : M CSIC chg. seq1.
required
bit5 : Y CSIC chg. seq1.
required
bit4 : Bk CSIC chg. seq1.
required
bit3 : C 1
st
cartridge
bit2 : M 1
st
cartridge
bit1 : Y 1
st
cartridge
bit0 : Bk 1
st
cartridge
00H 00H
0AH CL2 KK-Counter 00H 00H
0BH TCL accumulate Counter 00H 00H