SCANNER WHITE LEVEL ADJUSTMENT
B156/B220 3-74
SM
Table 2: Ricoh Copy paper for Aficio Color, 100 g (Europe)
SP4-902-2
(G_DATA1)
SP4-885-001
(Reference
Adjustment: R)
SP4-886-001
(Reference
Adjustment: G)
SP4-887-001
(Reference
Adjustment: B)
Remarks
255 +23 +18 +23
254 +22 +17 +21
253 +21 +16 +20
252 +20 +15 +19
251 +19 +14 +18
250 +17 +13 +17
249 +16 +12 +15
248 +15 +11 +14
247 +13 +10 +13
246 +12 +9 +12
245 +11 +8 +11
244 +10 +7 +9
243 +8 +6 +8
Increase the
values in SP4-
885-1, 886-1,
and 887-1.
242
:
:
232
±
0
±
0
±
0
No adjustment is
required.
231 -9 -7 -8
230 -10 -8 -10
229 -12 -9 -11
228 -13 -10 -13
227 -15 -11 -14
226 -16 -12 -16
225 -18 -13 -17
224 -19 -14 -19
223 -21 -16 -20
222 -22 -17 -22
221 -24 -18 -23
220 -25 -19 -25
219 -27 -20 -26
218 -29 -22 -28
217 -30 -23 -30
216 -32 -24 -31
215 -34 -25 -33
Decrease the
values in SP4-
885-1, 886-1,
and 887-1.
Example 1: When the value in SP4-902-2 is “255”, add 23 to the value in SP4-885-
001, 18 to the value in SP4-886-001, and 23 to the value in SP4-887-
001.
Example 2: When the value in SP4-902-2 is “242”, do not change any values in
SP4-885-001, SP4-886-001, and SP4-887-001.
Example 3: When the value in SP4-902-2 is “231”, subtract 9 from the value in
SP4-885-001, 7 from the value in SP4-886-001, and 8 from the value
in SP4-887-001.
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...
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Page 364: ......
Page 365: ...DETAILED DESCRIPTIONS...
Page 366: ......
Page 449: ...SPECIFICATIONS...
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Page 461: ...1000 SHEET FINISHER B408...
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Page 489: ...B456 PAPER TRAY UNIT...
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Page 505: ...B457 LARGE CAPACITY TRAY...
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Page 525: ...B458 500 SHEET FINISHER...
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Page 549: ...B480 1 BIN TRAY UNIT...
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Page 557: ...B481 INTERCHANGE UNIT...
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Page 565: ...B482 BRIDGE UNIT...
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Page 577: ...B490 BY PASS TRAY UNIT...
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Page 589: ...B509 DUPLEX UNIT...
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Page 601: ...B510 SHIFT TRAY UNIT...
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Page 611: ...B750 FAX OPTION TYPE 3232...
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Page 753: ...B810 AUTO REVERSE DOCUMENT FEEDER...
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