Marantz NR1508, Service Manual

Page: 119 / 146

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 "
TUNER PRESET CH+
" 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 "
TUNED
", "
STEREO
" and "
RDS
" segments are lit in this mode.
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.
The unit Remote control unit
Actions
q w e q w e
Audio ⇔ Video PREVIOUS NEXT Audio ⇔ Video PREVIOUS NEXT
Button DIMMER TUNER PRESET - TUNER SLEEP CURSOR 0 CURSOR 1
1.5. Audio system confirmation items
See the block diagram fig.XXth.
Paths to be confirmed Display Settings What to confirm
1 Analog fig.01
A01:ANALOG PASS
Input Source : CBL/SAT
Input Mode : Analog (fixed)
Sound mode : DIRECT
MAIN ZONE : On
・ Analog input ⇒ Speaker output (Front L/R)
(
b
The input source can be switched to any source except CBL/SAT.)
2 DIGITAL
(MAIN)
fig.02a
fig.02b
A02:DIGITAL
Input Source : CBL/SAT
Input Mode : DIGITAL (fixed)
Sound mode : MULTI CH STEREO
Speaker Config ALL Speaker = Small / SW = Yes
MAIN ZONE : On
・ Digital input ⇒ Speaker output (Front L/R, Center, Surround L/R)
・ Digital input ⇒ Pre OUT 出力 (Front L/R, Center, Surround L/R, Subwoofer)
( b The input source can be switched to any source except CBL/SAT.)
3 HDMI
fig.03a
fig.03b
A05:HDMI
Input Source : CBL/SAT
Input Mode : HDMI (fixed)
Sound mode : STEREO
MAIN ZONE : On
・ HDMI input ⇒ Speaker output (Front L/R)
(
b
The input source can be switched to any source except CBL/SAT.)
4 Analog AD
(MAIN)
fig.04a
fig.04b
A06:AD
Input Source : CBL/SAT
Input Mode : Analog (fixed)
Sound mode : MULTI CH STEREO
Vol 60dB
Speaker Config ALL Speaker = Small / SW = Yes
MAIN ZONE : On
・ Analog input ⇒ Speaker output (Front L/R, Center, Surround L/R)
・ Analog input ⇒ Speaker output, SW(20Hz) (Front L/R, Center, Surround L/R, Subwoofer)
( b The input source can be switched to any source except CBL/SAT.)
(
b
Volume 60 is the value when Absolute settings are used. The value is -20 when Relative set-
tings are used)
119
Caution in
servicing
Electrical
Mechanical
Repair Information
Updating