Dadh Open Rap - Xerox WorkCentre 5687 Series Service Manual

05-300 DADH Open RAP

05-300 The DADH closed switch detects that the DADH is open during run.
Initial Actions
Check that the DADH magnet is installed and aligned correctly. Refer to Figure 1 (32-55 ppm)
or Figure 2 (65-87 ppm).
NOTE: The DADH has two magnets. On 32-55 ppm machines, the center magnet activates
the DADH closed switch, refer to Figure 1. On 65-87 ppm machines, the left magnet activates
the DADH closed switch, refer to Figure 2.
Procedure
WARNING
Switch off the electricity to the machine, GP 14. Disconnect the power cord from the
customer supply while performing tasks that do not need electricity. Electricity can
cause death or injury. Moving parts can cause injury.
NOTE: (32-55 ppm) To get access to the bulkhead connector, remove the user interface
assembly, PL 2.15 Item 1. To get access to the DADH closed switch, remove the top cover, PL
14.20 Item 3, from the scanner module. To get access to the scanner PWB, remove the docu-
ment glass, PL 14.20 Item 5 and the scanner PWB cover, PL 14.25 Item 1.
NOTE: (65-87 ppm) To get access to the bulkhead connector, remove the user interface
assembly, PL 2.10 Item 1. To get access to the DADH closed switch, remove the top cover, PL
14.10 Item 3, from the scanner module. To get access to the scanner PWB, remove the docu-
ment glass, PL 14.10 Item 5 and the scanner PWB cover PL 14.16 Item 9.
Enter dC330 code 05-300 to check the DADH closed switch, S05-300. Open and close the
DADH. The display changes.
Y N
Go to Flag 1. Check S05-300.
References:
• GP 13 How to Check a Switch.
• P/J453 and the bulkhead connector.
• 01D +3.3V Distribution RAP.
• The 3.3V return in the 01B 0V Distribution RAP.
Install new components as necessary:
• DADH closed switch (32-55 ppm), PL 14.25 Item 6.
• DADH closed switch (65-87 ppm), PL 14.16 Item 5.
• Scanner PWB (32-55 ppm), PL 14.25 Item 4.
• Scanner PWB (65-87 ppm), PL 14.16 Item 8.
Perform the steps that follow. Install new components as necessary:
• Check that S05-300 is installed correctly.
• Check the DADH frame for distortion, go to ADJ 5.2. If the DADH frame is distorted, install
a new DADH, PL 5.10 Item 9.
WorkCentre 5687 Family
Magnet
Figure 1 Component location (32-55 ppm)
Magnet
Figure 2 Component location (65-87 ppm)
August 2007
2-109
DADH closed
switch
S05-300
Bulkhead
connector
DADH closed
switch
S05-300
Bulkhead
connector
Status Indicator RAPs
05-300