COMPONENT MAINTENANCE MANUAL
IN 1502H RADAR INDICATOR
TM109102
3-3
May/01
PNP Transistor Testing Procedure
Table 3-1 (Sheet 2 of 2)
NPN Transistor Testing Procedure
Table 3-2
CHECK
NO.
OHMMETER CONNECTIONS
RANGE
RELATIVE RESISTANCE
BASE
COLLECTOR
EMITTER
7
Connect
base to
collector.
-
+
RX100 or
RX1000
Resistance should decrease
from that obtained in check 3.
8
Connect
base to
emitter.
-
+
RX10,000
High (100,000 ohms or more)
CHECK
NO.
OHMMETER CONNECTIONS
RANGE
RELATIVE RESISTANCE
BASE
COLLECTOR
EMITTER
1
+
-
RX100 or
RX1000
Low (1000 ohms or less)
2
-
+
RX10,000
High (100,000 ohms or more)
3
+
-
RX10,000
High (100,000 ohms or more)
4
-
+
RX10,000
High (100,000 ohms or more)
5
+
-
RX100 or
RX1000
Low (1000 ohms or less)
6
-
+
RX10,000
High (100,000 ohms or more)
7
Connect
base to
collector.
+
-
RX100 or
RX1000
Resistance should decrease
from that obtained in check 3.
8
Connect
base to
emitter.
+
-
RX10,000
High (100,000 ohms or more)
The document reference is online, please check the correspondence between the online documentation and the printed version.
