Denon PMA-2000IVR User Manual download pdf (Page 25)

12.7V

9.5V

9.4V

8.8V

11.5V

12.7V

11.5V

SCHEMATIC DIAGRAMS (1/3)

1U-3130 INPUT UNIT

SCHEMATIC DIAGRAMS (1/3)

1 2 3 4 5 6 7 8 9 10 11

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

CONDITION.

CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR

NOTICE.

WARNING:

Parts marked with this symbol have critical characteristics.

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

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.

WARNING:

DO NOT return the unit to the customer until the problem is located and

corrected.

SIGNAL LINE

+ B LINE

B LINE

PMA-2000IVR

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Denon PMA-2000IVR User Manual Page 25