Section 3 - Chassis & Scissor Arms; Diagnostic Port - JLG 1930ES Service Maintenance Manual

3.1 DIAGNOSTIC PORT

The diagnostic port is located behind the battery cover at
the near the ground control station as shown below. The
MDI (Multifunction Digital Incicator) and the JLG Hand-
Held Analyzer can be connected at this port..
Figure 3-1. Diagnostic Port
3.2 MDI (MULTIFUNCTION DIGITAL
INDICATOR) AND BRAKE RELEASE
MDI and Brake Release Bracket
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SECTION 3. CHASSIS & SCISSOR ARMS
– JLG Lift –
SECTION 3 - CHASSIS & SCISSOR ARMS
Installation:
NOTE: In order for the MDI to be functional the machine
must be equipped with either the Sevcon Power
Module with Ground Module Software Version P1.13
or higher, or the ZAPI Power Module. Use the JLG
Hand-held Analyzer to check the Sevcon software
version. Plug analyzer into diagnostic port. Scroll to
DIAGNOSTICS -> VERSIONS. Must be at least GM.
SW P1.13. Refer to Section 5.6, Updating Software,
for instructions on updating software.
NOTICE
ENSURE EMS BUTTONS ON THE CONTROL STATIONS ARE
PUSHED IN TO THE OFF POSITION BEFORE CONNECTING AND
MOUNTING THE MDI AND BRAKE RELEASE BRACKET.
1. Open the Battery Cover on the right side of the
machine (ground control station side). Lifting up on
the battery tray and pulling out will allow for maxi-
mum extension.
2. Locate the Diagnostic Port (1) and Brake Release
Plugs (2).
1. Diagnostic Port
2. Brake Release Plugs
3. Apply di-electric grease to the two Brake Release
Plugs. Connect the Brake Release Plugs to the
Brake Release Button on the backside of the mount-
ing bracket.
NOTE: The brake release plugs have no polarity, therefore,
can be connected to either post on the button.
3-1