TM-9-2320-342-10-1

TRUCK, WRECKER, 8X8 M984A4

TECHNICAL MANUAL; OPERATOR'S MANUAL

OCTOBER 2008

TM-9-2320-342-10-1 - Page 357 of 1428

LCD MESSAGE CENTER - Continued

5.

Instrument Panel Liquid Crystal Display (LCD) Testing.

a.

Enter LCD (1) settings and diagnostic screen.

B.O

SELECT

INTER

AXLE

8X8

B.O

LIGHTS

HIGH

IDLE

M

M

CHEM

ALARM

HYD

ENABLE

AUX

HYD

GPFU

\/

Select

/\

0-Set Units

2-Instrument Diagnostics

2

1

3

Figure 14.

b.

Scroll down using M button (2) or up using T button (3) until '2-Instrument

Diagnostics' is selected (shown).

c.

Press M button (2) and T button (3) at same time. Instrument diagnostic screen

will appear.

B.O

SELECT

INTER

AXLE

8X8

B.O

LIGHTS

HIGH

IDLE

M

M

CHEM

ALARM

HYD

ENABLE

AUX

HYD

GPFU

1-Lamp Test

\/

Select

/\

0-Gauge Test

2-LCD Test

2

1

3

Figure 15.

d.

Scroll down using M button (2) or up using T button (3) until '2-LCD Test' is

selected (shown).

e.

Press M button (2) and T button (3) together to begin testing LCD (1). Display

should alternate between normal (shown-top) and negative (shown-bottom)

mode three times before returning to drive mode screen.

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