Denon PMA-2000IVR Service Manual page 35

Q Q
SCHEMATIC DIAGRAMS (3/3)
3 7 6 3 1 5 1 5 0
1 2
T E
L 1 3 9 4 2 2 9 6 5 1 3
NOTICE
ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM
ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD
EACH VOLTAGE AND CURRENT ARE MEASUERD AT MO SIGNAL INPUT
w w w
CONDITION.
CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR
NOTICE.
.
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3 4
WARNING:
Parts marked with this symbol
Use ONLY replacement parts recommended by the manufacture.
CAUTION:
Before returning the unit to the customer, make sure you make either (1) a
leakage current check or (2) a line to chassis resistance check. If the leakage
x a o u 1 6 3
y
current exceeds 0.5 milliamps, or if the resistance from chassis to either side
of the power card is less than 460kohms, the unit is defective.
i
WARNING:
DO NOT return the unit to the customer until the problem is located and
corrected.
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8 9
5
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3 7 6 3 1 5
have critical characteristics.
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.
2 4 2
9 8
6 7
1 5 0 8 9 2 4 9 8
m
SCHEMATIC DIAGRAMS (3/3)
1U-3433 FLAT AMP UNIT
IV
PMA-2000 R
9 9
8
A
B
2 9 9
C
D
+ B LINE
- B LINE
Lch SIGNAL LINE
Rch SIGNAL LINE
E
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