Accuphase DP-77 Service Information

1A
1G 2G 3G
JK1
302-0116-00
R1
241
R2
101
C1
474
1
2
3
LPF1
520-5005-00
R3
101
1 2
IC1A
TC74HCU04AF
3 4
IC1B
TC74HCU04AF
13 12
IC1F
TC74HCU04AF
9 8
IC1D
TC74HCU04AF
COAXIAL OUTPUT
11 10
IC1E
TC74HCU04AF
5 6
IC1C
TC74HCU04AF
R5
104
COAX-TX(s2w)
GND (s2g)
D5V (1)
GND (s1g)
VCC
C4
103
VCC
1A
1G 2G 3G
JK3
302-0116-00
COAXIAL INPUT
R6
75R0F
C6
474
/1H
34
IC3B
TC74HCU04AF
12
IC3A
TC74HCU04AF
X1
RN1202
C8
103
VCC
OPTICAL INPUT
COAX-DIS(s1r)
COAX-RX(s2r)
OPT-RX (s1w)
56
IC3C
TC74HCU04AF
9 8
IC3D
TC74HCU04AF
11 10
IC3E
TC74HCU04AF
to MOTHER BOARD Ass'y K3
C9
103
VCC
R7 221
13 12
IC3F
TC74HCU04AF
R8
222
R4
473
L1
507-4705-00
C3
470
/0J
C7
470
/0J
1312
IC5F
TC74VHCT04AF
1110
IC5E
TC74VHCT04AF
98
IC5D
TC74VHCT04AF
56
IC5C
TC74VHCT04AF
34
IC5B
TC74VHCT04AF
12
IC5A
TC74VHCT04AF
VOUT
3
VCC
1
GND
2
IC4
GP1FA513RZ
C5
470
/0J
C2
104
GND
3
VIN
1
VCC
2
IC2
GP1FA513TZ
Optical Output
1
2
3
4
5
6
7
K1
308-0707-00
VCC
-21-
D P - 7 7  I O  A S S ' Y  ( 7 2 6 - 0 1 4 2 - 0 0 )

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