TM-9-2320-338-10
TRUCK, CARGO, 8X8, M977A4
TECHNICAL MANUAL; OPERATOR'S MANUAL
OCTOBER 2008
TM-9-2320-338-10 - Page 327 of 1120
B.O
SELECT
INTER
AXLE
8X8
B.O
LIGHTS
HIGH
IDLE
M
M
CHEM
ALARM
HYD
ENABLE
AUX
HYD
GPFU
Fuel Level
0%
EXIT
Fuel Level
50%
EXIT
Fuel Level
100%
EXIT
2
1
3
Figure 10.
f.
Press M button (2) to end test and return LCD (1) to drive mode screen.
g.
Contact field level maintenance to replace gauge/instrument panel if corresponding
gauge does not reflect reading on LCD (1).
4.
Instrument Panel Indicator Lamps 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
1-Contrast
\/
Select
/\
0-Set Units
2-Instrument Diagnostics
2
1
3
Figure 11.
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.
TM 9-2320-338-10
0042
0042-7
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