Marantz Icemaker - U-310151 (Digital Pcb) dir Block

5. 8U-310151 (DIGITAL PCB) DIR BLOCK
O.K.
O.K.
O.K.
Check the signal pass with input of OPT IN SPDIF
8U-310151
(DIGITAL PCB)
Check the SPDIF signal
U304/R330/U303/R309/U302(4pin)
Check the signal pass with output of I2S
8U-310151
(DIGITAL PCB)
Check the SPDIF signal
U0302(17)pin DATA
U0302(18)pin LRCK
U0302(19)pin BCK
U0302(20)pin MCK
8U-310151
(DIGITAL PCB)
Check the following terminals
U0102(86)pin
"Hi"
U0800(70)pin / R0864
"Hi"
Check output the AUDIO Signal -3 (DIR system)
8U-310151
(DIGITAL PCB) Check the AUDIO DATA/CLK
Check input and output the U309 (DAC)
R362-R365, U309 (23/24)pin, (19/20)pin
WCK, BCK, PCM_DATA_L/R
Is the U0800 (64)pin / R0869
"Lo"
?
Is the U0800 (85)pin / R0839
"Lo"
?
Continued
8U-110160-1 (PHONO/HDAM PCB)
Check the cable and the connection of the connector.
Check Soldering
• U8301/U8302/N701
8U-110159-1 (MAIN PCB)
• B3802
Check Soldering
• U304/R330/U303/R309/U302(4pin)
Check Soldering
• U0101, R362-R365, R309, U0800, R0869, R0839
Check Soldering
• U302, R0864, R0319, R0320, R0321, R0322, R0858,
R0859, R0872, R0937, U0101, U0800
N.G.
N.G.
N.G.
N.G.
Check Power Supply(DIR)
8U-110159-1
(MAIN PCB)
Check the output voltage of U8301/U8302/N701
33_VCCIO / 33_VCC_DIR
34