TB 9-6625-114-24
(2) Connect a 12 V dc source to TI contacts inside battery compartment marked
+12V and 0V, observing polarity.
(3) Connect TI to TI power adapter/battery charger.
(4) Press and hold TI LCD key while pressing TI ON/OFF key (when TI switches
on, there will be two beeps). Release TI LCD and ON/OFF keys.
(5) Simultaneously press both TI AC/DC/GROUND keys to enter SERVICE menu.
(6) Press TI CALIBRATE ScopeMeter soft-key.
NOTE
TI will display the message "Space for X more calibration
sessions." (X is 2, 1, or 0.) After three electronic calibrations,
TI will display: "Space for 0 more calibration sessions." To
enable another calibration, TI flash ROM's must be emptied
and ScopeMeter operating software reinstalled. For more
information see manufacturer's service manual.
NOTE
The adjustment is presented as a sequence. Advance through
this sequence by pressing TI select/adjust keys. Pressing TI
upper select/adjust key ( ) increments one step; pressing TI
lower select/adjust key ( ) decrements one step.
(7) Press TI CONTRAST soft-key.
NOTE
Throughout this adjustment procedure, active modes will be
displayed in reverse, i.e. CONTRAST, SCOPE or METER
will be displayed in reverse.
(8) Use TI select/adjust keys to adjust contrast to desired setting.
(9) Press TI READY soft-key.
(10) Press TI CONTRAST soft-key (displayed CONTRAST will change from reverse
display to normal).
(11) Press TI SCOPE soft-key.
NOTE
Scope mode adjustment is divided into two parts: hardware
adjustments (steps 1 to 4) and closed case adjustments (steps 5
to 29). Hardware adjustments are required only if repairs in TI
attenuator sections or analog ASIC circuitry were made.
(12) Advance to adjustment step 5 by pressing upper select/adjust key ( ) 4 times.
(13) Short TI CHANNEL A input to CHANNEL B input.
(14) Press TI READY soft-key.
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