HP CP4525DN Laser CC494A#ABA manual Test the Tray 1 media-present sensor 261

Figure 3-6 Test the loop sensors		248
Figure 3-7 Test the fuser delivery sensor (1 of 2)		249
Figure 3-8 Test the fuser delivery sensor (2 of 2)		249
Figure 3-9 Test the duplex re-pickup sensor		250
Figure 3-10 Test the output-bin-full sensor		251
Figure 3-11 Test the fuser pressure-release sensor		253
Figure 3-12 Test the primary transfer-roller-disengagement sensor (1 of 4)		254
Figure 3-13 Test the primary transfer-roller-disengagement sensor (2 of 4)		254
Figure 3-14 Test the primary transfer-roller-disengagement sensor (3 of 4)		255
Figure 3-15 Test the primary transfer-roller-disengagement sensor (4 of 4)		255
Figure 3-16	Media sensor	256
Figure 3-17 Test the front-door switch		257
Figure 3-18 Test the right door switch		258
Figure 3-19 Test the Tray 1 media-present sensor		261
Figure 3-20 Test the tray 2 paper-present sensor		262
Figure 3-21 Tray 2 paper surface 1 and 2		263
Figure 3-22 Test the Tray 2 paper size switches		264
Figure 3-23 Test the Tray 3 feed sensor		265
Figure 3-24 Test the new ITB sensor		271
Figure 3-25 Test the new ITB sensor		271
Figure 3-26 Test the right door switch		272
Figure 3-27 Product cross section		277
Figure 3-28 Optional paper feeder (1 x 500-sheet)		278
Figure 3-29 Optional paper feeder (3 x 500-sheet)		279
Figure 3-30	Formatter PCA	280
Figure 3-31 DC controller connector locations		281
Figure 3-32 Controller PCA connectors		283
Figure 3-33 External component locations		284
Figure 3-34 Major component locations (1 of 3)		285
Figure 3-35 Major component locations (2 of 3)		286
Figure 3-36 Major component locations (3 of 3)		287
Figure 3-37 Motors, fans, and rollers component locations		288
Figure 3-38 PCA component locations		289
Figure 3-39 Optional paper feeder (1 x 500-sheet) component locations (1 of 2)		290
Figure 3-40 Optional paper feeder (1 x 500-sheet) component locations (2 of 2)		291
Figure 3-41 Optional paper feeder (3 x 500-sheet) component locations (1 of 2)		292
Figure 3-42 Optional paper feeder (3 x 500-sheet) component locations (2 of 2)		293
Figure 3-43 General timing chart		294
Figure 3-44 General circuit diagram (1 of 2)		295
Figure 3-45 General circuit diagram (1 of 2)		295
Figure 3-46 Paper feeder circuit diagram (1 X 500-sheet)		296
Figure 3-47 Paper feeder circuit diagram (3 X 500-sheet)		297
Figure 3-48Print-quality troubleshooting procedure		302
Figure 3-49 Yellow print-quality troubleshooting page		303

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