Special Mode Setting Button - Marantz NR1508 Service Manual

SPECIAL MODE

Special mode setting button

b No. 1 - 4, 6 - 8 : While holding down buttons "A", "B" and "C" simultaneously, press the power button to turn on the power.
b No. 5, 9 : While the power is on, hold down buttons "A" and "B" for at least 3 seconds .
No. Mode
Version Display
1
(u-COM / DSP Error Display)
PANEL / REMOTE LOCK Selection
2
Mode
3 Selecting the Mode for Service-related
3-1 Check the Video/Audio path Mode
3-2 Protection history display mode
3-3 Operation Info Mode
TUNER STEP Mode
3-4
(U and N model only)
4 Protection Pass Mode
5 Network Initialization Mode
6 User Initialization Mode
7 Factory Initialization Mode
8 Clearing the Operation Info
9 HDMI Diagnostics Mode
Button A Button B Button C
Displays the version of firmware such as the main firmware or DSP. Errors that have occurred are displayed.
DIMMER STATUS -
(See 1. Version Display
Start this unit in the PANEL/REMOTE LOCK selection mode so that PANEL LOCK and Remote Lock can be switched between On and
Off. (See 2. PANEL / REMOTE LOCK Selection
·PANEL LOCK Mode (with Volume)
Disables reception from all keys and encoders on the front panel except the power button (including the volume).
M-DAX DIMMER -
·PANEL LOCK Mode (without Volume)
Disables reception from all keys and encoders on the front panel except the power button and volume encoder.
·PANEL LOCK mode is turned off
Releases the PANEL LOCK.
This is a display for turning on each service-related mode.
TUNER
STATUS -
PRESET CH + Service-related modes: No. 3-1 - No. 3-4 (See
This is a special mode for service confirmation used during repair work to simplify the confirmation work for the Audio channel /
↑ ↑ -
video channel. (See
Displays the protection occurrence history.
↑ ↑ -
(See 3-2. Protection History Display
Displays the accumulated operating time of the unit, the number of times the power was switched on, and the number of occur-
↑ ↑ -
rences of each protection. (See
Enables reception STEP of the ANALOG TUNER to be changed.
↑ ↑ -
(See 3-4. TUNER STEP mode (U / N
Enables the power to be turned on when protection detection is disabled.
SOUND
DIMMER STATUS
MODE (See 4. Protection Pass
Network module backup data is initialized.
TUNER
DIMMER -
PRESET CH + (See 5. Network Initialization
TUNER
Initialize the backup data for the MCU and network module. (Settings for the Installer Setup are not initialized.)
M-DAX -
PRESET CH +
Initialize the backup data only for MCU.
TUNER INTERNET
(Settings for the Installer Setup are initialized) (Network function settings are not initialized.)
-
PRESET CH + RADIO
(See CAUTION IN
Clear the accumulated operating time of the unit, the number of times the power was switched on, and the number of occurrences
INTERNET
DIMMER -
RADIO of each protection. (See
This mode is used to identify and solve the cause when there is a connectivity issue with this unit and an HDMI device.
M-DAX DIMMER -
For details on the operating methods and diagnosis procedures, see the HDMI Diagnostics and Troubleshooting guide issued on SDI.
M-DAX
X
TUNER
PRESET CH -
Mode)
Mode)
3-1. Selecting the Mode for
Service Path Check Mode)
Mode)
3-3. Operation Info Mode)
only))
Mode)
Mode)
SERVICING.)
6. Clearing the Operation Info)
TUNER DIMMER SOUND
PRESET CH + MODE
INTERNET STATUS
RADIO
108
Descriptions
Service-related)