Marantz SA8004/K1SG Service Manual page 39

00MZK35AK0020(SACD MODULE UNIT)
Check the voltage of SACD module
Check Power Supply-1
8U- 210103-1
・Check the output voltage of N103
・Check the output voltage of N103
・Check the output voltage of N103
・Check the output voltage of N103
・Check the output voltage of N103
Check the connection between SACD module and microprocessor
8U- 210103-1
・N103 11pin ACK
・N103 12pin MDATA
・N103 13pin SDATA
・N103 14pin SCLK
・N103 15pin XREDY
・N103 16pin XDVDRST
・N103 17pin POWER
8U-110090-1(FRONT UNIT)
Check Power Supply-1
8U- 110090-1
・Check the output voltage of N701
・Check the output voltage of N701
・Check the output voltage of N701
・Check the output voltage of N701
・Check the output voltage of N701
Check connection between Display and microprocessor-1
8U-110090-1
・Z701 35pin DATA
・Z701 36pin CLOCK
・Z701 37pin CHIP SELECT
・Z701 38pin RESET
Check the remote control signal-1
8U- 210103-1
3pin 5V
・Z702
1pin Remote control signal
・Z702
29 pin : +12V
28 pin : +8V
27 pin : +8V
26 pin : +8V
25 pin : +8V
O.K.
O.K.
END
2 pin : +3.3V
3 pin : +5V
5 pin : +26V
13 pin : +5V
14 pin : +3.3V
O.K.
O.K.
O.K.
END
Check the cable and the connection of connector.
N.G.
Check soldering.
・N103
・U831,U821,L822,L823
Check the cable and the connection of connector.
Check soldering.
q ACK
N.G.
r XREDY
・N103
・U102,U103,L113,L114,L115,L116,L117,L118
w MDATA
e MDATA
Check the cable and the connection of connector.
Check soldering.
N.G.
・N701 (8U-110090-1)
・N104 (8U-210103-1)
・U881 (8U-210103-1)
・U822 (8U-210103-1)
Check the cable and the connection of connector.
Check soldering.
N.G.
・Z701 (8U-110090-1)
W3 DIS_SO
・N701 (8U-110090-1)
W4 DIS_SCL
W5 DIS_CS
N.G.
Check soldering.
・Z702 (8U-110090-1)
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