Marantz SR5012 Service Manual page 144

DIAGNOSTIC MODE
Service Path Check Mode
1.1. Actions
This function is convenient for confirming problem paths in the product and checking the paths after repairing.
The Video and Audio paths can be checked.
The backup data is not rewritten.
1.2. Starting up
While holding down buttons "ZONE2 SOURCE" and "STATUS" simultaneously, press the power button to turn on the power.
Select the "1. SERVICE CHECK" using the "TUNER PRESET CH+" button, then press the "STATUS" button then to confirm.
The " ____ " segment in L3 is lit in this mode.
L1
********
L2
**.*
L3
____
1.3. Canceling diagnostic mode
Press the power button to turn off the power.
1.4. Selecting items to check
Press the q button to switch between video items and audio items.
Press the w or e button to select the previous or next item.
q
Actions
Audio ⇔ Video
Button DIMMER TUNER PRESET CH- TUNER PRESET CH+
1.5. Audio system confirmation items
See the block diagram fig.XXth.
Paths to be confirmed Display
A01ANLG
1 Analog fig.01
***.*dB
DIGITAL fig.02a
A2DIG.
2
(MAIN) fig.02b
***.*dB
The unit
w e
PREVIOUS NEXT Audio ⇔ Video
SLEEP
Settings
Input Source : CBL/SAT
Input Mode : Analog (fixed)
Sound mode : DIRECT
Amp assign : Surround Back
MAIN ZONE : On
ZONE2 : Off
Input Source : CBL/SAT
Input Mode : DIGITAL (fixed)
Sound mode : MULTI CH STEREO
Amp assign : Surround Back
Speaker Config ALL Speaker = Small / SW = Yes(2ch)
MAIN ZONE : On
ZONE2 : Off
Remote control unit
q w e
PREVIOUS NEXT
CURSOR 0 CURSOR 1
・ Analog input ⇒ Speaker output (Front L/R)
( b The input source can be switched to any source except CBL/SAT.)
・ Digital input ⇒ Speaker output (Front L/R, Center, Surround L/R, Surround Back L/R)
・ Digital input ⇒ Pre OUT output (Subwoofer)
( b The input source can be switched to any source except CBL/SAT.)
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What to confirm