Sony DVP-NS31P / DVP-NS41P / DVP-NS50P / DVP-NS52P Service Manual ▷ View online
6-4
DVP-NS50P/NS41P/NS52P
2-2.
Operation of Auto Self Check
When the Self Check mode becomes active at the AC Power ON or by key input, the test display of the following steps (1) to (4) is
repeated.
repeated.
(1) FLD and LED all ON (for 10 seconds)
(2) MODEL display (for 1 seconds) (NS41P/NS50P)
MODEL display (for 1 seconds) (NS52P only)
(3) Version display (for 1 seconds)
(4) ROM creation date display (for 1 seconds)
6-5
DVP-NS50P/NS41P/NS52P
2-3.
Each Self Check Function
Each Self Check function tests the FLD display, LED display, and key input.
2-3-1. FLD and LED All ON
2-3-1-1. Transition Keys in Self Check Mode
•
•
Z
key and
x
key on the main unit
•
T
key on the remote commander
2-3-1-2. Operation and display
In this mode, all LEDs and all segments of FLD turn ON.
In this mode, all LEDs and all segments of FLD turn ON.
• Example of FLD all ON
2-3-2. Main Unit Key Name Display and Key Code Display
2-3-2-1. Transition Keys in Self Check Mode
• Keys on the main unit except keys transited in Self Check Mode
• Keys on the main unit except keys transited in Self Check Mode
2-3-2-2. Operation and Display
When a key on the main unit is pressed in the Self Check mode, the name of that key is displayed on the FLD. Aslo, the key name display
and the key code display can be switched with the [DISPLAY] key on the remote commander, “NOTHING” is displayed when nothing is
entered. Also, DVD, V, CD segments turn on when a communication error occurred.
When a key on the main unit is pressed in the Self Check mode, the name of that key is displayed on the FLD. Aslo, the key name display
and the key code display can be switched with the [DISPLAY] key on the remote commander, “NOTHING” is displayed when nothing is
entered. Also, DVD, V, CD segments turn on when a communication error occurred.
• FLD display (at input of
H
key on the main unit)
Input
Voltage [V]
Voltage [V]
IC404: Pin No. (Signal)
PIN ef (AD1)
PIN eg (O/C)
PIN eh (STOP)
PIN ej
0 - 0.20
PLAY
OPEN/CLOSE
STOP
POWER
0.60 - 0.82
PAUSE
-
PROGRESSIVE
-
1.16 - 1.47
PREVIOUS
-
-
-
1.80 - 2.12
NEXT
-
-
-
2.48 - 2.70
-
-
-
-
6-6
DVP-NS50P/NS41P/NS52P
• Key code display
(at input of
H
key, key code: 0Ah)
• At input of faulty voltage
• When key is pressed double
2-3-3. Remote Commander Key Name Display and Key Code Display
2-3-3-1. Transition Keys in Self Check Mode
• Remote commander keys except keys transited in Self Check Mode
• Remote commander keys except keys transited in Self Check Mode
2-3-3-2. Operation and Display
When a key on the remote commander is pressed in the Self Check Mode, the name of that key is displayed on the FLD. Aslo, the key
name display and the key code display can be switched with the [DISPLAY] key on the remote commander. “NOTHING” is displayed
when nothing is entered. Also, VIDEO CD, DVD, and CD segments turn on when a communication error occurred.
When a key on the remote commander is pressed in the Self Check Mode, the name of that key is displayed on the FLD. Aslo, the key
name display and the key code display can be switched with the [DISPLAY] key on the remote commander. “NOTHING” is displayed
when nothing is entered. Also, VIDEO CD, DVD, and CD segments turn on when a communication error occurred.
• Remote commander key name display (at input of
X
key)
• Remote commander key code display (at input of
X
key, key code:39h)
6-7
DVP-NS50P/NS41P/NS52P
2-3-4. Communication Monitoring Display
The communication state is monitored and displayed while the key name on the main unit and the remote commander is displayed.
When the communication to the System Controller failed, VIDEO CD, DVD, and CD segments turn on.
When the communication to the System Controller failed, VIDEO CD, DVD, and CD segments turn on.
• Communication error display (at no input of key and remote commander)
• Communication error display (at code display without input of the remote commander)
2-3-5. FLD Anode Test Display and SHUTTLE Click Operation Test
2-3-5-1. Transition Keys in Self Check Mode
•
•
t
key on the remote commander
• SHUTTLE on the remote commander during Anode Test display (This unit does not provide JOG/SHUTTLE, and therefore use another
DVD remote commander having the JOG/SHUTTLE)
2-3-5-2. Operation and Display
The Self Check Mode transits to this mode when
The Self Check Mode transits to this mode when
t
key is entered. This tests whether each segment turns on individually. Only the first
segment of each grid of FLD turns on, and each time the SHUTTLE is entered, the segment of each grid switched in order. When
SHUTTLE input is clockwise, the segment switches in 1 - 2 -3 direction, or counterclockwise it switches in 3 - 2- 1 direction.
SHUTTLE input is clockwise, the segment switches in 1 - 2 -3 direction, or counterclockwise it switches in 3 - 2- 1 direction.
• Display at the start of Anode Test
r (Input in CW direction)
Click on the first or last page to see other DVP-NS31P / DVP-NS41P / DVP-NS50P / DVP-NS52P service manuals if exist.