Ricoh TH-C1b Service Manual page 164

10 February 2005
Table 1: Hammermill Copy Plus, 20 lbs. (North America)
SP4-902-2
(G_DATA1)
Adjustment: R)
255
254
253
252
251
250
249
248
247
:
:
237
236
235
234
233
232
231
230
229
228
227
226
225
224
223
222
221
220
219
218
217
216
215
Example 1: When the value in SP4-902-2 is "255", add 17 to the value in SP4-885-
001, 13 to the value in SP4-886-001, and 17 to the value in SP4-887-
001.
Example 2: When the value in SP4-902-2 is "247", 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 "236", subtract 8 from the value in
SP4-885-001, 6 from the value in SP4-886-001, and 8 from the value
in SP4-887-001.
SP4-885-001 SP4-886-001
(Reference (Reference
Adjustment: G)
+17
+15
+14
+13
+12
+10
+9
+8
±0
-8
-10
-11
-13
-14
-15
-17
-18
-20
-21
-23
-24
-26
-28
-29
-31
-32
-34
-35
-37
-39
-40
SCANNER WHITE LEVEL ADJUSTMENT
SP4-887-001
(Reference
Adjustment: B)
+13 +17
+12 +16
+11 +15
+10 +13
+9 +12
+8 +11
+7 +9
+6 +8
±0 ±0
-6 -8
-7 -10
-8 -11
-10 -13
-11 -14
-12 -16
-13 -17
-14 -19
-15 -20
-16 -22
-17 -23
-19 -25
-20 -27
-21 -28
-22 -30
-23 -31
-24 -33
-26 -35
-27 -36
-28 -38
-29 -40
-30 -41
3-73
Necessary
adjustment
Increase the
values in SP4-
885-1, 886-1,
and 887-1.
No adjustment is
required.
Decrease the
values in SP4-
885-1, 886-1,
and 887-1.