Specifications

ER-650/650R Service Mode Programming • 105
Hardware Test
Various components of the ER-650/650R are tested by using this program.
1. From SERVICE MODE menu press 0 to display the H/W TEST menu:
H/W TEST
0. TEST PRINTER
1. TEST DISPLAY
2. TEST KEYBOARD
3. TEST MODE & CLERK
4. TEST RS-232
5. PRINTING PATTERN
6. IRC RANGE TEST
2. Press the digit representing the test you wish to perform. See the table that
follows for notes about each test.
Hardware Test Table
TEST NOTES
PRINTER A printer test pattern is printed. The H/W TEST menu automatically
returns when the test is complete.
DISPLAY A display test is initiated. The H/W TEST menu automatically returns
when the test is complete.
KEYBOARD The display indicates: "KEYBOARD TEST". Press any key location to
display its' position. Turn the key lock to end the test.
MODE Check the mode lock and/or the optional “real” clerk key lock with this test.
As you turn the key lock, the display will show the current position. The
display will also indicate the “real” key that is inserted. Return the key to
the SERVICE position to end the test.
RS-232 Select LOOP TEST PORT 1, LOOP TEST PORT 2, or LOOP TEST IRC.
(to loop test port 1 or 2 , a loop back connector must be in place.) Then
after a moment, the display indicates NG (not good) or OK.
PRINTING
PATTERN
ENDLESS PRINTING and LIFE TEST PRINT are factory tests. Toggle
the power switch on and off to end the test.
IRC RANGE This test checks communication with each register programmed in IRC
options. Reports pass or fail.