Read Sony DVP-NS648P Service Manual online
6-3
DVP-NS648P
(4) The Emergency history display screen will be restored soon.
Emg. History Check
Laser Hours
CD
999h
59min
DVD
999h
59min
1. 01 05 04 04
00 92 46 00
00 00 00 00
00 00 23 45
2. 02 02 01 01
00 A9 4B 00
00 00 00 00
00 00 23 45
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[0] Return to Top Menu
(12) Press [0] key, return to TOP MENU.
6-4. VERSION INFORMATION
Information of firmware version.
(1) In standby mode, press [TOP MENU], [CLEAR] , [POWER] to
enter Remocon Diagnosis Mode.
(2) Select “4. Version Information”.
Version Information
Firm (Main) : Ver. xxxxx
Firm (Sub)
: xxxxx
RISC
: xxxxx
8032
: xxxxx
Audio DSP
: xxxxx
Servo DSP
: xxxxx
[0] Return to Top Menu
(3) Press [0] key, return to TOP MENU.
6-5. IF CON SELF DIAGNOSTIC FUNCTION
1.
IF-163 BOARD (IF CON) TEST MODE
The IF-163 board (IF CON) test mode is the IF CON self-diagnosis
mode. The IF CON can diagnose the functions of the IF-163 board
that the IF CON controls. Normally, the IF CON makes a serial
communication with the SYSTEM CONTROL and operates following
the commands from the SYSTEM CONTROL, but in the Test mode,
the IF CON operates independently from the SYSTEM CONTROL.
In the test mode, the following functions can be checked.
1. Button function
2. Remote commander receiving function
3. SYSTEM CONTROL-IF CON serial communication
4. Fluorescent display tube lighting check
- Grid check
- Anode check
In the test mode, the main unit operates same as usual, except voltage
monitoring, communication, display of fluorescent display tube.
1. The routine that monitors +3.3V (PCONT) of MV-61
board is not provided.
2. The monitoring timer for serial communication with the SYSTEM
CONTROL is not provided. The main unit is not placed in the
Standby mode, even if the communication with SYSTEM
CONTROL is normal.
3. Display of fluorescent display tube.
(Normally, display is mode following the commands from
SYSTEM CONTROL).
2.
OPERATION OF SELF CHECK MODE
The Self Check mode is the function to conduct the basic test to the FL
display and DVD panel section.
2-1.
Self Check Mode Transition Processing
At the AC Power ON after reset of IF CON is released, while pressing
with the MV-61/MV-63 board are not connected to the IF-163 board,
or while pressing the
x
key on the main unit with the IF CON in
STANDBY mode, enter [RETURN] t [DISPLAY] (or [SETUP] ) on
the remote commander, and the main unit transits to the Self Check
Mode.
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