Service manual

EPSON Stylus PHOTO 870/1270 Revision B
APPENDIX EEPROM Address Map 151
7.2 EEPROM Address Map
This section provides the EEPROM address map.
Table 7-12. EEPROM Address Map
Address Explanation Setting
QPIT
Settings
Factory
Settings
00H
Pass word
0FH -
01H 5AH -
02H
EEPROM mapping
revision
42H -
03H Reserved 00H -
04H Interface selection 0: Auto, 1: Parallel, 2: USB 00H 00H *2
05H Interface time-out
0 to 255 (by second, value
of 0 means 10 seconds)
0AH 0AH
06H Compatibility speed
0: Fast, 1: Slow,
2: Special-1, 3: Special 2
00H 00H
07H ECP speed
*a
0: Fast, 1: Slow 00H 00H
08H
IEEE1284.4 for
Parallel
0: Auto, 1: On, 2: Off 00H 01H
09H IEEE1284.4 for USB 0: Auto, 1: On, 2: Off 00H 01H
0AH 1/F Control flags
bit1: ECP mode
(0=Off, 1=On)
*b
bit0: IEEE1284 mode
(0=On, 1=Off)
*c
00H 00H
0BH -
0FH
Reserved 00H -
10H -
15H
CPSI pass word 00H 00H
16H
Print direction
control
0: Bi-D, 1: Uni-D, 2: Auto 02H 02H
17H CG table 0: PC437, 1: PC850 00H 00H
18H Font 0: Courier 00H 00H
19H Pitch 0: 10cpi
1AH
Auto LF, Network I/F
mode
bit1: Network I/F mode
(0=Off, 1=On)
bit0: Auto line feed
(0=Off, 1=On)
1BH Check model control
bit7: Self test mode
bit6: Hex dump mode
00H 00H
1CH -
1FH
Reserved 00H -
20H
Bi-D Adjustment for
MultiShot (Bk)
-36<=n<=+36
(by 1/1140 inch)
00H *1
21H
Bi-D Adjustment for
6plVSD (Bk)
-36<=n<=+36
(by 1/1140 inch)
00H *1
22H
Bi-D Adjustment for
4plVSD (Bk)
-36<=n<=+36
(by 1/1140 inch)
00H *1
23H
Bi-D Adjustment for
MultiShot (Cl)
-36<=n<=+36
(by 1/1140 inch)
00H *1
24H
Bi-D Adjustment for
6plVSD (Cl)
-36<=n<=+36
(by 1/1140 inch)
00H *1
25H
Bi-D Adjustment for
6plVSD (Cl)
-36<=n<=+36
(by 1/1140 inch)
00H *1
26H
1st Dot Position
Adjustment
-36<=n<=+36
(by 1/1140 inch)
00H *1
27H Reserved 00H -
28H
reserved for CR
Phase on Home
00H -
29H
reserved for Paper
Sensor Adjust
00H -
2AH Roll paper flag
bit1: Panel Load Mode
bit0: Rollpaper Mode
2BH Error Code 00H 00H
2CH
PF Measurement
Data
00H 00H
Table 7-12. EEPROM Address Map (continued)
Address Explanation Setting
QPIT
Settings
Factory
Settings