Service manual

PN 4237242C

4.2-1

SERVICE AND REPAIR PROCEDURES

ACCESSING THE HIDDEN SERVICE MENU ITEMS

4.2 ACCESSING THE HIDDEN SERVICE MENU ITEMS

There are three service functions hidden (they do not show up on the display) from the

customer. They are:

r Service Report

r Service Diagnostic

r System Reboot.

Accessing Service Report

Purpose

Access the Service Report to obtain data about the previous aspirate cycle, whether it was a

sample, a control or a calibrator. The Service Report data does not appear on any customer

screen or printout. For detailed information on the contents of the Service Report, see

Heading 7.2, GENERATING A SERVICE REPORT.

Procedure

To access the Service Report, at the Main Menu select

5 SPECIAL FUNCTIONS tt 4 SUPERVISOR

[no menu item displays on the screen].

A partial report with Aperture Integrity Monitor (AIM) data displays on the screen but does

not print unless you have the Auto Print function active. If the Auto Print function is active, a

more comprehensive report is automatically sent to the printer.

Accessing Service Diagnostic

Purpose

A Service Diagnostic diluter table (or cycle) is included in the instrument. The table energizes

solenoids and motors, one by one. The Service Diagnostic diluter table (Table 7.3-1) is shown

in Heading 7.3, SERVICE DIAGNOSTIC.

Procedure

Once you begin the Service Diagnostic, you must advance completely through the table.

Pressing

Escape will not exit the cycle.

1. From the Main Menu, select

5 SPECIAL FUNCTIONS tt 5 SERVICE tt 7 [no menu item

displays on the screen].

2. When the instrument prompts you for a password, type 123

After entering the password, solenoid LV1, the vacuum transducer vent valve located on

the Vacuum Sensor card is energized and the cycle begins.