TM9-4935-481-14-1
C3
Table 3-18. MTS Performance Test-Continued
Table 3-18. MTS Performance Test-Continued
STEP
UNIT
PROCEDURE
CORRECTIVE ACTION
STEP
UNIT
PROCEDURE
CORRECTIVE ACTION
137
DMM
Observe a reading of +0.3873 to +0.6884 Vdc.
156
PD
Release READ switch.
(8)
157
MCP
DMM INPUT switch to SEL A.
138
PD
Release READ switch.
158
MCP
Disconnect the cables from J12, J13, J15 and J17.
139
TP
FREQ switch to 10.0.
159
TP
MODE switch to L/R MVG.
140
Wait > 4 minutes before continuing.
160
MCP
SELECTOR A switch to I-23.
141
PD
HORIZ/REF/VERT switch to REF.
161
MCP
SELECTOR B switch to G24.
142
PD
Actuate and hold READ switch.
162
MTS
Adjust HORIZ BIAS ADJ control to +1.000 + 0.002 Vdc.
DMM-
143
DMM
Observe a reading of +2.995 to +3.005 Vdc.
163
MCP
SELECTOR A switch to B4.
1. Adjust the LOW FREQ AMPTD potentiometer to +3.000 +
0.005 Vdc. Wait 3 minutes after each adjustment.
164
DMM
Observe a reading of +1.899 to +2.101 Vdc.
2. Perform DMS-D Performance Test.
Replace card A1.
144
PD
Release READ switch.
165
MCP
SELECTOR A switch to I-23.
145
PD
HORIZ/REF/VERT switch to VERT.
166
MTS
Adjust HORIZ BIAS ADJ control to -1.000 + 0.002 Vdc.
DMM
146
PD
Actuate and hold READ switch.
167
MCP
SELECTOR A switch to B4.
147
DMM
Observe a reading of +0.1681 to +0.2988 Vdc.
168
DMM
Observe a reading of +1.899 to +2.101 Vdc.
(8)
Replace card A1.
148
PD
Release READ switch.
169
MCP
SELECTOR B switch to G23.
149
MCP
Disconnect the end of the cable from J15.
170
MCP
SELECTOR A switch to I-23.
150
MCP
SELECTOR A switch to B12.
171
MTS
TARGET RANGE switch to 1.
151
MCP
SELECTOR C switch to F8.
172
MTS
Adjust VERT BIAS ADJ control to +1.000 + 0.002 Vdc.
DMM
152
MCP
Reconnect the cable to J15.
173
MCP
SELECTOR A switch to B7.
153
PD
HORIZ/REF/VERT switch to HORIZ.
174
DMM
Observe a reading of +1.899 to +2.101 Vdc.
154
PD
Actuate and hold READ switch.
Replace card A1.
155
DMM
Observe a reading of +0.6644 to +1.107 Vdc.
175
MCP
SELECTOR A switch to I-23.
(8)
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