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Selecting Test Features
Adding Pointer Adjustments
T1.105 A3 PHASE
TRANSIENT
GR-253 5031
Phase transient pointer adjustment burst test sequence. All
adjustments are of the same polarity, which is selectable. The
interval between bursts is fixed at 30 seconds. Each burst consists
of 7 pointer movement. The first 3 in each burst are 0.25 s apart,
and the interval between the 3 and 4 movement, and each
remaining movement 0.5 seconds.
T1.105 A4 PERIODIC
NORMAL (87-3 Pattern)
GR-253 5-33(b)
An 87-3 pattern is selected. The sequence pattern is 87 pointer
movements followed by 3 missing pointer movements. Pointer
polarity is selectable and the time interval between pointer
adjustments settable.
T1.105 A4 PERIODIC
NORMAL (Continuous
Pattern) GR-253 5-34(b)
Provides a continuous sequence of pointer adjustments. The
polarity of the adjustments is selectable, and the time interval
between adjustments can be set (see Note 1).
GR-253 5-32(b)
PERIODIC NORMAL (26-1
Pattern)
This selection is only available if you have selected VT1.5 mapping.
The sequence pattern is 26 pointer movements followed by 1
missing pointer movement. Pointer polarity is selectable and the
time interval between pointer adjustments programmable to 200
ms, 500 ms, 1 s, 2 s, 5 s or 10 seconds.
T1.105 A5 PERIODIC ADD
(87-3 Pattern)
GR-253 5-33(c)
An 87-3 pattern is selected. The sequence pattern is 87 pointer
movements followed by 3 missing pointer movements with an added
pointer movement after the 43rd pointer. The spacing between the
added adjustment and the previous adjustment is set to the
minimum. Pointer polarity is selectable. The time interval between
pointer adjustments can be set (see Note 1). Added adjustments
occur every 30 seconds or every repeat of the 87-3 pattern,
whichever is longer.
T1.105 A5 PERIODIC ADD
(Continuous Pattern)
GR-253 5-34(c)
Periodic Single adjustments, with selectable polarity and added
adjustment (1 extra). The spacing between the added adjustment
and the previous adjustment is set to the minimum, (see Note 2).
The time interval between pointer adjustments can be set (see Note
1). Added adjustments occur every 30 seconds or every repeat of the
87-3 pattern, whichever is longer.
Pointer Sequence
Description