3-48
Confidential
7) Remove the LR fitting jig and LR positioning jig.
8) Untie the CR timing belt loosely tied. First, at the left end, set the belt on the idle pulley.
Next, press the idle pulley holder to the right and at the right end, set the belt on the carriage
motor pulley. (See
.)
9) Slide the head/carriage unit by hand to check that it smoothly moves to the right and left
ends of its travel.
10) Set the head joint rubber on the head/carriage unit and secure the head joint to the head/
carriage unit with the head joint spring. (See
.)
11) Mount the carriage PCB ASSY on the head/carriage unit, route the carriage flat cables
through the cable guide, and fit the hole provided in the film over the boss on the head/
carriage unit as shown below.
Make sure that the head/carriage unit is secured with the lock spring.
12) Connect the head flexible cable to the connector on the carriage PCB and then lock the
connector.
13) Set the head cover into place.
14) If a new head/carriage unit is mounted, apply the specified lubricant to the specified points
on the sliding surface of the CR guide rail and CR frame, referring to
.
15) Check that the CR encoder strip and PF encoder disc are free of grease and ink. If they are
stained with grease or ink, replace them.
16) Slide the head/carriage unit by hand to check that it smoothly moves to the right and left
ends of its travel. At the same time, check that the ink supply tubes and carriage flat cables
are not twisted.
17) If a new head/carriage unit is mounted, make adjustments specified in
.
(3_040_1)
Carriage PCB ASSY
Lock spring
Head flexible cable
Cable guide
Boss
Film
Hole
Carriage flat cables
Summary of Contents for DCP-J925DW
Page 17: ...xiv Confidential ...
Page 18: ...xv Confidential ...
Page 19: ...xvi Confidential ...
Page 20: ...xvii Confidential ...
Page 21: ...xviii Confidential ...
Page 44: ...1 23 Confidential 1 0 08 inches 2 mm or greater curve may cause jams to occur ...
Page 140: ...3 3 Confidential 2 PACKING ...
Page 281: ...4 28 Confidential ADF Copy Chart C A B D ...
Page 292: ...5 8 Confidential Print Pattern for Creating Head Calibration Data ...
Page 294: ...5 10 Confidential Scanning Compensation Data List ...
Page 297: ...5 13 Confidential Nozzle Test Pattern ...
Page 300: ...5 16 Confidential Configuration List ...
Page 303: ...5 19 Confidential MFCJ430W J432W MFCJ625DW J825DW Key Entry Order ...
Page 318: ...5 34 Confidential PF EXIT Adjust Check Pattern Paper feed roller ...
Page 319: ...5 35 Confidential EXIT Adjust Check Pattern 1 ...
Page 320: ...5 36 Confidential EXIT Adjust Check Pattern 2 ...
Page 321: ...5 37 Confidential EXIT Adjust Check Pattern 3 ...
Page 322: ...5 38 Confidential KEISEN2 LF300 EXIT ADJUST PATTERN ...
Page 327: ...5 43 Confidential Vertical Alignment Check Pattern ...
Page 331: ...5 47 Confidential Left Right Top and Bottom Margin Check Pattern ...
Page 367: ...6 4 Confidential Power supply PCB 100 V series ...
Page 368: ...6 5 Confidential Power supply PCB 200 V series ...
Page 369: ...6 6 Confidential Wiring diagrams ...