Marantz DV7000, Service Manual

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7. SERVICE MODE
FLD, LED TEST
1. Press the mains switch ( POWER BUTTON) while
depressing the PAUSE button and STOP button.
2. Status will be on the TEST mode 1 and FL display shows
< TEST 1 >.
3. Press the NEXT button, then Standby LED will be light
ON and FLD shows < LED 1 >.
4. Press the NEXT button again, then Surround LED will be
light ON and FLD shows < LED 2 >.
5. Press the NEXT button again, then all segments of FLD
will be light ON.
6. Press the NEXT button again, then each segments of
FLD will be light ON by press by press. (17 forms)
7. Finally FLD shows < KEY 0 0 0 0 >, it will be in
“BUTTON (KEY) TEST MODE”.
8. If press some button on the front panel, FLD shows a
code of that pressed button.
9. If press the PAUSE button and STOP button
simultaneously while FLD shows < KEY 0 0 0 0 >. The
status will be in “REMOTE CONTROL TEST MODE” and
FLD shows < RC6 000000 >.
10.If press some button on the remote controller, FLD shows
a code of that pressed button.
11.Press the NEXT button again, then the version number of
the main microprocessor (IC600 on the DVD main PCB)
will be shown on the FLD.
12.Press the NEXT button again, then the version number of
the slave microprocessor ( QF01 on the front PCB) will be
shown on the FLD.
13.Press the NEXT button again, then the status will be #2.
<TEST 1> mode. In case of finish the <TEST 1> mode,
press the mains switch ( POWER BUTTON).
How to EEPROM all clear
1. Press the mains switch ( POWER BUTTON) while
depressing the PLAY button and STOP button.
2. Status will be on the TEST mode 2 and FL display shows
< TEST 2 >. After a couple of seconds FL display shows
< TEST2 OK >.
3. Press the PLAY button, PAUSE button and STOP button
simultaneously.
4. FL display shows < TEST OK >, then power off the mains
switch ( POWER BUTTON). EEPROM should cleared.