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MDX-650P SOH

6

Display and Keypad

When you first connect the MDX-650P SOH to a battery, it functions as a 

voltmeter until you press  .

 IMPORTANT: If you connect the tester to a voltage source greater 

than 30 Vdc, you may damage the tester’s circuitry.

The menu-driven display will then guide you step by step through the test 

process. Use the keypad buttons to scroll to and select options in the menu.
To turn off the tester when not connected to the battery, briefly press and hold 
the   button.

User Interface

1. 

p

 

q

 Arrows

Use these keys to choose 

test parameters and 

scroll to menu options.

2. 

 Next

Use this button to make 

selections.

3. 

 

6

 Back / Print

Use this button to move 

to the previous screen 

or move back one 

space when creating 

custom headers.  You 

can also use this button 

to printout test results 

using the built-in printer.

4. 

 Menu

Use to access the Main 

Menu options of the 

tester.
For information about 

the options, see 

“Options Menu”.

MDX-650P SOH

1

2

Display Showing  

Battery Result

3

4

IR  

Output

Decision

Measured 

rating

Measured 

voltage

Selected 

rating

Printer

Button 

Toolbar

Summary of Contents for MDX-650P SOH

Page 1: ...ww midtronics com MDX 650P SOH 1 For 6 12 volt automotive starting batteries and 12 24 volt starting charging systems INSTRUCTION MANUAL Battery Conductance and Electrical System Analyzer MDX 650P SOH...

Page 2: ...Blank page...

Page 3: ...6 Next 6 6 Back Print 6 Menu 6 Options Menu 7 Procedure 7 Preparations Before the Test 8 Connecting the Tester 8 Battery System Test 9 Starter System Test 11 Charging System Test 12 Test Messages 13 E...

Page 4: ...www midtronics com MDX 650P SOH 4...

Page 5: ...lectrical System Analyzer tests 6 12 volt regular flooded AGM flat plate AGM spiral EFB and gel batteries as well as 12 24 volt starting and charging systems for passenger cars and light trucks It dis...

Page 6: ...connected to the battery briefly press and hold the button User Interface 1 p q Arrows Use these keys to choose test parameters and scroll to menu options 2 Next Use this button to make selections 3...

Page 7: ...Reader program under development PERFORM TEST Begin the Battery Test procedure SET ADDRESS Enter the address to display on the top of the printout Limit 8 lines 21 characters per line TIME Select 24...

Page 8: ...n the adapters more than turn If you are testing in the vehicle make sure all accessory loads are off the key is not in the ignition and the doors are closed Connecting the Tester Connect the red clam...

Page 9: ...T where applicable 3 APPLICATION Scroll to and select AUTOMOTIVE MOTORCYCLE MARINE LAWN GARDEN GROUP 31 or COMMERCIAL 4D 8D 4 BATTERYTYPE Scroll to and select REGULAR FLOODED AGM FLAT PLATE EFB AGM SP...

Page 10: ...est A REPLACE BATTERY result may also mean a poor connection between the battery cables and the battery After disconnecting the battery cables retest the battery using the out of vehicle test before r...

Page 11: ...N CRANKING TIME 10 20V 718mS 6 Starter Decision Cranking time in milliseconds Average cranking voltage Decision Interpretation CRANKING NORMAL The starter voltage is normal and the battery is fully ch...

Page 12: ...is showing normal output from the alternator NO OUTPUT No alternator output detected Check all connections to and from the alternator especially the connection to the battery If the connection is loo...

Page 13: ...g table may appear before the tester can display a result Test Message Interpretation BAT TEMPERATURE Select ambient temperature above or below 32 F 0 C CHARGE STATE Select before or after battery has...

Page 14: ...ES SOON Internal AA batteries are low and need to be replaced See Maintenance Troubleshooting section NON 12 VOLT SYSTEM DETECTED System being tested is not 12 volts PRINTER DOOR OPEN CLOSE DOOR AND T...

Page 15: ...le away from the tester 2 Remove the circled screw and firmly pull the cable assembly base out of the tester body 3 Remove the two screws holding the cable assembly base cover 4 Remove the cover 5 Sli...

Page 16: ...5 Store Part Number Phone Office Depot 209 653 271 800 463 3768 Quill 856607 800 789 1331 Staples 531236 800 378 2753 To replace the paper roll 1 Unlock the printer door by gently pressing on the red...

Page 17: ...be properly connected to a vehicle battery having at least 9 volts 9 9 Connect to a vehicle battery with enough voltage to enable printing 9 9 Make sure that the clamps are connected properly red clam...

Page 18: ...OTE Setup information will be retained while you change the internal batteries Use the following procedure to remove and replace the internal AA batteries 1 Turn the tester face down 2 Remove the scre...

Page 19: ...www midtronics com MDX 650P SOH 19...

Page 20: ...thorization number and return the unit to Midtronics freight prepaid Attention RA Midtronics will repair or replace the tester and reship the next scheduled business day following receipt using the sa...

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