OMAL152775: 6520, 6620, 6820, 6920 and 6920S Tractors, Block File: OU12401_00009B2_19

General Operating Instructions and Entering Program Mode

Diagnostics with digital display

A-Roll-mode switch
B-Turn signal lever
C-Hazard flasher switch
1-Right-turn signal
2-Left-turn signal

General operating instructions
	Tractors with digital display but without HMS II	Tractors with digital display AND with HMS II
Entering program mode	Move the main switch to the "on" position, wait for at least 4 seconds and then pull roll-mode switch (A) and hold it
Selecting the control units	Move turn-signal lever (B) once in direction 1 or 2, and pull it back again	Move turn-signal lever (B) twice in brief succession in direction 1 or 2, and pull it back again
Confirming the control units	Switch the hazard flasher switch (C) on and off
Leaving the control unit	Pull turn-signal lever (B) towards the steering wheel (flash-to-pass) for at least 2 seconds
Selecting addresses (in increments of 1)	Move turn-signal lever (B) once in direction 1 or 2, and pull it back again	Move turn-signal lever (B) twice in brief succession in direction 1 or 2, and pull it back again
Selecting addresses (in increments of 10)	Move turn-signal lever (B) to 1 or 2, and leave it there
Selecting addresses (interrupting an increment of 10)	Switch off turn signal lever (B)
Calling up input addresses (INP)	Pull turn signal lever (B) briefly towards the steering wheel (flash-to-pass)
Accessing input addresses (INP)	Switch the hazard flasher switch (C) on and off
Selecting information (data in figures)	Move turn-signal lever (B) once in direction 1 or 2, and pull it back again	Move turn-signal lever (B) twice in brief succession in direction 1 or 2, and pull it back again
Switching from one item of information to the next (data in figures)	Pull turn signal lever (B) briefly towards the steering wheel (flash-to-pass)
Saving information	Switch the hazard flasher switch (C) on and off
Aborting a procedure	Pull turn-signal lever (B) towards the steering wheel (flash-to-pass) for at least 2 seconds
Clearing the diagnostic trouble codes	After "CLr?" appears on the display, switch the hazard flasher switch on and off

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Dual Gauge II

The digital display shows "diA" first. The display changes when a control unit is selected and confirmed.

The left end of the bottom line (C) on the digital display indicates the address.

If the address is an input one, the display alternates between the address and "InP" (F).

Information is shown in the middle line (D1). If four figures are not enough, the three figures in the top row (D2) and one figure in the bottom row (D3) may be used as well. A diagnostic trouble code consisting of 8 figures (6 before the full stop, 2 after it) is displayed as follows:

The first 3 figures (read from the left) appear at position (D2)
The next 4 figures appear at position (D1)
The last figure appears at position (D3).

C-Address
D1-Information
D2-Information
D3-Information
F-Input address

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Dual Gauge Plus II

Dual Gauge Plus II first shows "Diagnostic Mode". The display changes when a control unit is selected and confirmed.

The control units (Device) are shown on the top line (E) of the digital display.

Addresses are shown on the middle line (C).

If it is an input address, the word "Input" (F) appears after the address.

Information (Data) is shown on the bottom line (D).

C-Address
D-Information (display positions 1 - 8)
E-Control unit
F-Input address

OU12401,00009B2 -19-02FEB02-1/1

A-"Service" button
B-"2" button (up)
C-"0" button (down)
D-"Set/save" button
E-"Clear" button
F-"5" button
G-Address
H1-Information
H2-Information

OU12401,00009B2 -19-02FEB02-1/1

Diagnostics with the performance monitor

General operating instructions
Entering program mode	Move the main switch to the "on" position, wait for at least 8 seconds, then press the "Service" button (A) and hold it.
Selecting the control units	Press the "2" button (B) or the "0" button (C)
Confirming the control units	Press the "set/save" button (D)
Leaving the control unit	Press the "Clear" button (E)
Selecting addresses (in increments of 1)	Press the "2" button (B) or the "0" button (C)
Selecting addresses (in increments of 10)	Press the "2" button (B) or the "0" button (C) for a long time
Calling up an input address (INP)	Press the "5" button (F)
Accessing input addresses (INP)	Press the "set/save" button (D)
Inputting information (data in figures)	Press the numbered buttons
Saving information	Press the "set/save" button (D)
Aborting a procedure	Press the "Clear" button (E)
Clearing the diagnostic trouble codes	After "CLr?" appears on the display, press the "set/save" button (D)

OU12401,00009B2 -19-02FEB02-1/1

Display

The top row on the display is divided by a colon.

Address (G) is shown by three figures on the left of the top row.

If the address is an input one, the display alternates between the address and "InP" (I).

Information (H1) is shown on the bottom line. If five figures are not enough, the three figures on the right of top row (H2) may be used as well. A diagnostic trouble code consisting of 8 figures (6 before the full stop, 2 after it) is displayed as follows: