Marantz SR5012 Service Manual page 97

3. Starting detecting the point of failure
Check item(1).
Check the power supply status and communication status with the CPU of each device.
Start in HDMI Diagnostics mode and follow the procedures below.
(1) Start in HDMI Diagnostics mode
While the power is on, hold down buttons "DIMMER" and "SOUND MODE" for at least 3 seconds.
L1
HDMI
L2
DIAG
"HDMI DIAGNOSTICS" is displayed.
When the mode has switched, start Hardware Check.
L1 Hardware
L2 Check...
(2-1) Display when an Error Code is displayed.
L1 ErrH1-XX
L2 Contact support
L2 : Content of the display is scrolled.
Check the Error Code table items.
Error Code table
Error Code Check item No.
H1-01 Check item (6) Communication Error with HDMI Tx
H1-02 Check item (11) Communication Error with HDMI SW1
H1-03 Check item (16) Communication Error with HDMI SW2
H1-04 Check item (29) Communication Error with TMDS SW
H1-05 Check item (30) Communication Error with VIDEO DECODER
H1-06 Check item (21) Communication Error with GUI IC
H1-08 Check item (30) Communication Error with DSP
H1-12 Check item (35) Communication Error with DIR
H1-14 Check item (26) DDR check Error
H1-15 Check item (27) Communication Error with GUI ROM
(2-2) Display when an Error is not detected.
L1 1 Auto
L2
Cancel the mode, and proceed to
Canceling the selected mode
Press the power button to exit off the power.
Description
[U1039 : MN864788]
[U1000 : MN864788]
[U1003 : MN864788]
[U1103 : TMDS261B]
[U2022 : ADV7180]
[U1026 : ADV8003]
[U1073 : CS49844A]
[U1040 : PCM9211]
[U1028, U1029 : A3R12E40DBF-8E]
[U1027 : W25Q128JVFIQ]
97
Test
check item (2).