Sensor, Head Up - Printronix SLPA7000 User Manual

Chapter 6
Removal And Replacement Procedures

Sensor, Head Up

Removal
1. Prepare the printer for maintenance (page 223).
2. Disconnect the head up sensor cable from connector J11 on the
controller board. (Figure 40, page 241.)
3. Remove the head up sensor cable from the wire saddles and feed it
through the frame opening into the media side of the printer. (See the
cable routing diagram on page 337.)
4. Remove the screw securing the sensor holder to the pivoting deck.
(Figure 49, page 276, items 11 and 13).
5. Remove the head up sensor from the sensor holder. (Figure 49,
page 276, items 10 and 11).
Installation
1. Install the head up sensor in the sensor holder. (Figure 49, page 276,
items 10 and 11).
2. Install the screw securing the sensor holder to the pivoting deck.
(Figure 49, page 276, items 11 and 13).
3. Feed the head up sensor cable over the central support of the pivoting
deck and through the frame opening into the drive side of the printer.
Insert the cable into the wire saddles. (See the cable routing diagram on
page 337.)
4. Connect the head up sensor cable to connector J11 on the controller
board. (Figure 40, page 241.)
5. Restore the printer to operation (page 224).
6. Power on the printer. Wait until the diagnostic tests and initialization
routines finish and the printer goes to ONLINE or OFFLINE, depending
on which is configured as the power on state.
7. Open the pivoting deck by rotating the deck lock lever fully clockwise.
The LCD should display "PRINT HEAD OPEN / Close Print Head" and the
audible alarm should sound if it is enabled.
8. Close and latch the pivoting deck. The audible alarm should stop.
258