Accuphase DP-77 Service Information

N
(W)
301-3306-00
!
Attention mark indicating critical components for safety.
Replacement must be made with identical parts of specified part number.
T630mA L 250V at 220-240V
T1.25A L 250V at 100-120V
FUSE: :
100V
120V
230V
BLK
BLK
BRN
12(~)34(~)
VOLTAGE SELECTION TABLE
WHT-BLU YEL
BRN
YEL
BRN-ORG
YEL-ORG
BLK-ORG
!
1
313-4046-00
K1
POWER SWITCH Ass'y
726-0143-00
2
3
4
POWER TRANSFORMER
510-4031-00
WHT
BRN
YEL
BLK
K1JK1
JK2
IO Ass'y
726-0142-00
K2
K1
K3
DISPLAY Ass'y
723-0081-00
K3
K2
K1
MOTHER BOARD Ass'y
726-0144-00
K701
K101
JK1
JK2
K102
JK3
K104
K103
JK4K3
K2
K1
DAC Ass'y
725-0041-00
CN005
BASE UNIT
731-0007-00
CN503
CN901
CN902
CN903
CN904
CN701
GND
MAIN BOARD Ass'y
731-0007-00
!
!
WHT-BLU
WHT-BLU
!
!
POWER TRANSFORMER
510-4032-00
WHT
BRN
YEL
BLK
!
K1
K2 K4
K903K901
K904
K3
DSP Ass'y
724-0055-00
Analog Output Unbalanced Left chnnel
RED.GRY.RED
BLU.WHI.BLU
YEL.BLK.YEL
(RED.GRN.ORG.YEL.BLU)*2
ORG
BLU
Analog Output Balanced Right chnnel
Analog Output Balanced Left chnnel
Analog Output Unbalanced Left chnnel
Coaxial Output
Coaxial Input
BLU
C001
103/2E
D P - 7 7  M A S T E R  C I R C U I T  D I A G R A M
-15-

Accuphase DP-77 Specifications

Optical Specifications

SACD wavelength	650 nm
CD wavelength	780 nm
Optical output wavelength	660 nm

Digital Processor Specifications

Sampling frequencies	32kHz, 44.1kHz, 48kHz, 88.2kHz, 96kHz
High sampling frequencies	176.4kHz, 192kHz
Dynamic range	114 dB

Power

AC voltage	120V/230V 50/60Hz
Power consumption	24 W
Net weight	17.7 kg

Weight and Dimensions

Width	475 mm
Height	151 mm
Depth	397 mm