DTA-9.4
U15
NAAF-7797
U7
NAPS-7793
P9911C
JL9906A
P9909
Q9803
Q9806
P9908B
P9907B
POWER
SUPPLY
WARNING
D9805
AC-H
AC-G
1A/125V
T9801
YEL
BRN
Q9827
P9904
F9801
D9805
L505
RL501
RL701
RL502
Q506
Q505
Q511
Q512
E501
P701
P702
E601
JL701A
TEMPERATURE
CURRENT
WARNING
OR
DC
OUTPUT
P703
R430
INDICATOR
P607A
OFFSET
MODULATOR OPERATION
P601A
P601B
P704
RED
+B
P601C
BLUE
-B
INPUT
SELECT
XLR
RCA
OUTPUT
TEMPERATURE
OR
CURRENT
D751
(RED)
MODULATOR
OPERATION
D710
(ORANGE)
DC OUTPUT
D705
(RED)
OPERATION CHECK-4
OPERATION INDICATOR IN THE UNIT-1
D705 (DC OUTPUT)
This LEDTurned on when DC voltage is detected between speaker output
terminals.
Spealer output relay is turned off while having detected DC voltage.
The relay will return automatically, if DC voltage output is lost.
D710 (MODULATOR)
This LED shows the state of operation of an modulation circuit.
Immediately after a power supply injection, the light is switched on, and
this LED will put out the light, if operation of modulation circuit is started.
D751 (TEMPERATURE OR CURRENT)
This LED is turned on when an unusual temperature rise and unusual
over-current of an amplifier circuit are detected.
D9805(POWER SUPPLY WARNING)
This LED is turned on when abnormalities arise in the
power supply circuit.
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