SERVICE
PROGRAM
MODE
SM 5-9
B156/B220
Service
Tables
SP2-XXX: (Drum)
2
Mode No.
(Class 1, 2, and 3)
Function / [ Setting ]
Charge Bias
1 [M]
2 [C]
3 [Y]
4 [K]
5
No Image Area
Adjusts the charge corona unit grid voltage.
[300 ~ 800 /
500
/ 1 Volt/step]
Only effective if process control is disabled.
001*
6
Charger Current
Adjusts the charge corona unit current.
[400 ~ 800 /
500
/ 1
µ
A/step]
Magnification Adjustment
1 Main
Scan
100*
2 Sub
Scan
Adjusts the magnification in each scan direction.
[–12.8 ~ 12.7 /
0
/ 0.1%/step]
Trim Adjustment
1
front
Adjusts the width of the white margin.
[0.0 ~ 9.0 /
4.0
/ 0.1 mm/step]
2 back
3 lead
101*
4 trail
[0.0 ~ 9.0 /
2.0
/ 0.1 mm/step]
Develop Bias Adjustment
1 [M]
2 [C]
3 [Y]
201*
4 [K]
Adjusts the development bias.
[0 ~ 500 /
250
/ 1 Volt/step]
Only effective if process control is disabled.
Forced Toner
1 [K]
2 [C]
3 [M]
4 [Y]
208
5 All
Color
Forcefully supplies toner to the development unit.
Toner End Set
213
Toner End Set
Specifies how many sheets can be printed after the
toner near end message.
[0
∼
255 /
50
/ 1 /step]
Trans Belt First
1
1 Color
Adds the transfer current to the first page to improve
insufficient transfer of the whole solid image.
[3.0 ~ 14.0 /
9.0
/ 1
µ
A /step]
306
2 2/3/4
Colors
[3.0 ~ 14.0 /
13.0
/ 1
µ
A /step]
Cleaning Bias LL1
1
1 Color
Adjusts the transfer belt cleaning voltage when absolute
humidity AH (g/m
3
) is in the following range:
0 < AH
≤
3.5 (this is the ‘LL1’ humidity range)
[0 ~ 2000 /
1200
/ 10 Volt/step]
2
2 Colors-4 Colors
[0 ~ 2000 /
1200
/ 10 Volt/step]
3
Half Speed/1 Color
[0 ~ 2000 /
1200
/ 10 Volt/step]
4
Half Speed/2 Colors-4
Colors
[0 ~ 2000 /
1200
/ 10 Volt/step]
5
ID pattern
[0 ~ 2000 /
1600
/ 10 Volt/step]
400*
6
No Image Area
[0 ~ 2000 /
1400
/ 10 Volt/step]
Summary of Contents for B156
Page 1: ...B156 B220 SERVICE MANUAL 002350MIU...
Page 2: ......
Page 3: ...B156 B220 SERVICE MANUAL...
Page 4: ......
Page 5: ...B156 B220 SERVICE MANUAL 002350MIU...
Page 6: ......
Page 8: ......
Page 10: ......
Page 26: ......
Page 27: ...INSTALLATION...
Page 28: ......
Page 102: ......
Page 103: ...PREVENTIVE MAINTENANCE...
Page 104: ......
Page 111: ...REPLACEMENT AND ADJUSTMENT...
Page 112: ......
Page 116: ...SCANNER UNIT B156 B220 3 4 SM B156R999 JPG...
Page 189: ...TROUBLESHOOTING...
Page 190: ......
Page 227: ...SERVICE TABLES...
Page 228: ......
Page 364: ......
Page 365: ...DETAILED DESCRIPTIONS...
Page 366: ......
Page 449: ...SPECIFICATIONS...
Page 450: ......
Page 461: ...1000 SHEET FINISHER B408...
Page 462: ......
Page 464: ......
Page 489: ...B456 PAPER TRAY UNIT...
Page 490: ......
Page 492: ......
Page 505: ...B457 LARGE CAPACITY TRAY...
Page 506: ......
Page 508: ......
Page 525: ...B458 500 SHEET FINISHER...
Page 526: ......
Page 528: ......
Page 549: ...B480 1 BIN TRAY UNIT...
Page 550: ......
Page 552: ......
Page 557: ...B481 INTERCHANGE UNIT...
Page 558: ......
Page 560: ......
Page 565: ...B482 BRIDGE UNIT...
Page 566: ......
Page 568: ......
Page 576: ......
Page 577: ...B490 BY PASS TRAY UNIT...
Page 578: ......
Page 580: ......
Page 588: ......
Page 589: ...B509 DUPLEX UNIT...
Page 590: ......
Page 592: ......
Page 601: ...B510 SHIFT TRAY UNIT...
Page 602: ......
Page 604: ......
Page 611: ...B750 FAX OPTION TYPE 3232...
Page 612: ......
Page 753: ...B810 AUTO REVERSE DOCUMENT FEEDER...
Page 754: ......
Page 756: ......