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FILE NO. 050-200423




SERVICE MANUAL




44NHM84




PRINTED IN JAPAN, Dec., 2004
PRINTED CIRCUIT BOARD

MAIN(TOP)




- 18 -
PRINTED CIRCUIT BOARD

MAIN(BOTTOM)




- 19 -
PRINTED CIRCUIT BOARD

TUNER(TOP)




- 20 -
PRINTED CIRCUIT BOARD

TUNER(BOTTOM)




- 21 -
PRINTED CIRCUIT BOARD

DRIVER(TOP)




- 22 -
PRINTED CIRCUIT BOARD

DRIVER(BOTTOM)




- 23 -
PRINTED CIRCUIT BOARD

DIGITAL(TOP)




- 24 -
PRINTED CIRCUIT BOARD

DIGITAL(BOTTOM)




- 25 -
PRINTED CIRCUIT BOARD

SMPS AC INPUT




- 26 -
PRINTED CIRCUIT BOARD

CRM(TOP) CRM(BOTTOM)




SIDE A/V




- 27 -
PRINTED CIRCUIT BOARD


CONTROL(TOP)




CONTROL(BOTTOM)




INTERFACE CASE DET




COLOR WHEEL(TOP) COLOR WHEEL(BOTTOM)




PRE-AMP




- 28 -
BLOCK DIAGRAM




- 29 -
SCHEMATIC DIAGRAM

DN/RU-44Z80L (1)




- 32 -
SCHEMATIC DIAGRAM

DN/RU-44Z80L (2)




- 33 -
SCHEMATIC DIAGRAM

DN/RU-44Z80L (3)




- 34 -
SCHEMATIC DIAGRAM

DN/RU-44Z80L (4)




- 35 -
SCHEMATIC DIAGRAM

DN/RU-44Z80L (5)




- 36 -
SCHEMATIC DIAGRAM

DN/RU-44Z80L (6)




- 37 -
SCHEMATIC DIAGRAM

RU-44SZ80 (1)




- 38 -
SCHEMATIC DIAGRAM

RU-44SZ80 (2)




- 39 -
SCHEMATIC DIAGRAM

RU-44SZ80 (3)




- 40 -
SCHEMATIC DIAGRAM

RU-44SZ80 (4)




- 41 -
SCHEMATIC DIAGRAM

RU-44SZ80 (5)




- 42 -
SCHEMATIC DIAGRAM

3rd LCD Driver (1)




- 43 -
SCHEMATIC DIAGRAM

3rd LCD Driver (2)




- 44 -
SCHEMATIC DIAGRAM

3rd LCD Driver (3)




- 45 -
SCHEMATIC DIAGRAM

3rd LCD Driver (4)




- 46 -
SCHEMATIC DIAGRAM

3rd LCD Driver (5)




- 47 -