NEC DTU-70 Instruction Manual page 70

18kw uhf digital tv transmitter
Table of Contents

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Use
No.
Item
1
EX-A V FAULT
2
EX-B V FAULT
3
EX-A A FAULT
4
EX-B A FAULT
5
DPA-A FAULT
6
DPA-B FAULT
7
EXSW FAULT
8
OUTPUT FAULT
9
(A OUTPUT FAULT)
10
REFLECT FAULT
11
(A REFLECT FAULT)
12
(ABSORB FAULT)
13
NOTCH 1ST
14
NOTCH
Table 3-10 Connectors for Remote control
(Interface Board J2 to Remote control Equipment)
Terminal No.
+
41/42 Means that the EX-A visual output power is
1
41/42 Means that the EX-B visual output power is
2
41/42 Means that the EX-A aural output power is
3
41/42 Means that the EX-B aural output power is
4
5
41/42 Means that the Drive PA-A output power is
6
41/42 Means that the Drive PA-B output power is
7
41/42 Exciter switch is under the abnormal condition.
8
41/42 The output power is out of the specified
9
41/42 (Reserved)
10
41/42 Matching between the power combiner and
11
41/42 (Reserved)
12
41/42 (Reserved)
13
41/42 The transmitter is turned off once upon
14
41/42 The transmitter is turned OFF after notching
3 - 22
Description
-
abnormal.
abnormal.
abnormal.
abnormal.
abnormal.
abnormal.
range.
succeeding load is not good.
occurrence of a fault in V reflect or A
reflect.
operation causing of a fault in V reflect or A
reflect.
GWP-G22996

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