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Model
NW-A3000
Pages
59
Size
2.56 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
nw-a3000.pdf
Date
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13
NW-A3000
13. Press the [     ]
u
 key, “START” is displayed and “100 kHz   0 dBs
L-ch/R-ch VOLUME: 21” audio signal is outputted.
EL display
START
14. Press the [BACK]
 
key, return to minor item selection screen.
5-2-4. CH separation check
“1 kHz  0 dBs   L-ch/R-ch  MP3 VOLUME: 27” audio signal is outputted.
Checking method:
1. Enter the test mode.
2. Press the
 
[  ]
B
 
key to display major item, and press the  [  ]
v
/ [  ]
V
key to select the “AUDIO”.
EL display
AUDIO
3. Press the
 
[  ]
B
 
key to display minor item, and press the  [  ]
v
/ [  ]
V
key to select the “SEP LR”.
EL display
SEP LR
4. Press the [     ]
u
 key, “START” is displayed and “1 kHz  0 dBs   L-
ch  MP3 VOLUME: 27” audio signal is outputted.
EL display
START
5. Press the [BACK]
 
key, return to minor item selection screen.
6. Press the  [  ]
v
/ [  ]
V
 key to select the “SEP RL”.
EL display
SEP RL
7. Press the [     ]
u
 key, “START” is displayed and “1 kHz  0 dBs   R-
ch  MP3 VOLUME: 27” audio signal is outputted.
EL display
START
8. Press the [BACK]
 
key, return to minor item selection screen.
5-2-5. Maximum output check
“1 kHz   0 dBs   L-ch/R-ch   VOLUME: 30” audio signal is outputted.
Checking method:
1. Enter the test mode.
2. Press the
 
[  ]
B
 
key to display major item, and press the  [  ]
v
/ [  ]
V
key to select the “AUDIO”.
EL display
AUDIO
3. Press the
 
[  ]
B
 
key to display minor item, and press the  [  ]
v
/ [  ]
V
key to select the “MAXOUT”.
EL display
MAXOUT
4. Press the [     ]
u
 key, “START” is displayed and “1 kHz  0 dBs   L-
ch/R-ch  VOLUME: 30” audio signal is outputted. In this state,
each time [OPTION]
 
key is pressed, AVLS ON/OFF switch is
performed.
EL display
START
5. Press the [BACK]
 
key, return to minor item selection screen.
5-2-6. SOUND EQ check
“100 Hz/250 Hz/630 Hz/1.6 kHz/4 kHz/10 kHz  –20 dBs  L-ch/R-
ch VOLUME: 30” audio signal is outputted.
Checking method:
1. Enter the test mode.
2. Press the
 
[  ]
B
 
key to display major item, and press the  [  ]
v
/ [  ]
V
key to select the “AUDIO”.
EL display
AUDIO
3. Press the
 
[  ]
B
 
key to display minor item, and press the  [  ]
v
/ [  ]
V
key to select the “EQ 1”.
EL display
EQ 1
4. Press the [     ]
u
 key, “START” is displayed and “100 Hz –20
dBs  L-ch/R-ch VOLUME: 30” audio signal is outputted. In
the state, each time [OPTION]
 
key is pressed, EQ LEVEL MAX/
MIN/OFF switch is performed.
EL display
START
5. Press the [BACK]
 
key, return to minor item selection screen.
6. Press the  [  ]
v
/ [  ]
V
 key to select the “EQ 2”.
EL display
EQ 2
7. Press the [     ]
u
 key, “START” is displayed and “250 Hz –20
dBs  L-ch/R-ch VOLUME: 30” audio signal is outputted. In
the state, each time [OPTION]
 
key is pressed, EQ LEVEL MAX/
MIN/OFF switch is performed.
EL display
START
8. Press the [BACK]
 
key, return to minor item selection screen.
14
NW-A3000
9. Press the  [  ]
v
/ [  ]
V
 key to select the “EQ 3”.
EL display
EQ 3
10. Press the [     ]
u
 key, “START” is displayed and “630 Hz –20
dBs  L-ch/R-ch VOLUME: 30” audio signal is outputted. In
the state, each time [OPTION]
 
key is pressed, EQ LEVEL MAX/
MIN/OFF switch is performed.
EL display
START
11. Press the [BACK]
 
key, return to minor item selection screen.
12. Press the  [  ]
v
/ [  ]
V
 key to select the “EQ 4”.
EL display
EQ 4
13. Press the [     ]
u
 key, “START” is displayed and “1.6 kHz –20
dBs  L-ch/R-ch VOLUME: 30” audio signal is outputted. In
the state, each time [OPTION]
 
key is pressed, EQ LEVEL MAX/
MIN/OFF switch is performed.
EL display
START
14. Press the [BACK]
 
key, return to minor item selection screen.
15. Press the  [  ]
v
/ [  ]
V
 key to select the “EQ 5”.
EL display
EQ 5
16. Press the [     ]
u
 key, “START” is displayed and “4 kHz –20 dBs
L-ch/R-ch VOLUME: 30” audio signal is outputted. In the state,
each time [OPTION]
 
key is pressed, EQ LEVEL MAX/MIN/
OFF switch is performed.
EL display
START
17. Press the [BACK]
 
key, return to minor item selection screen.
18. Press the  [  ]
v
/ [  ]
V
 key to select the “EQ 6”.
EL display
EQ 6
19. Press the [     ]
u
 key, “START” is displayed and “10 kHz –20
dBs  L-ch/R-ch VOLUME: 30” audio signal is outputted. In
the state, each time [OPTION]
 
key is pressed, EQ LEVEL MAX/
MIN/OFF switch is performed.
EL display
START
20. Press the [BACK]
 
key, return to minor item selection screen.
5-2-7. BEEP check
BEEP sound is outputted.
Checking method:
1. Enter the test mode.
2. Press the
 
[  ]
B
 
key to display major item, and press the  [  ]
v
/ [  ]
V
key to select the “AUDIO”.
EL display
AUDIO
3. Press the
 
[  ]
B
 
key to display minor item, and press the  [  ]
v
/ [  ]
V
key to select the “BEEP”.
EL display
BEEP
4. Press the [     ]
u
 key, “START” is displayed and BEEP sound is
outputted.
EL display
START
5. Press the [BACK]
 
key, return to minor item selection screen.
5-2-8. Sound pressure regulation level check
“1 kHz  0 dBs  L-ch/R-ch VOLUME: 30” audio signal is outputted.
Checking method:
1. Enter the audio test mode.
2. Press the
 
[  ]
B
 
key to display major item, and press the  [  ]
v
/ [  ]
V
key to select the “AUDIO”.
EL display
AUDIO
3. Press the
 
[  ]
B
 
key to display minor item, and press the  [  ]
v
/ [  ]
V
key to select the “SPL”.
EL display
SPL
4. Press the [     ]
u
 key, “START” is displayed and “1 kHz  0 dBs
L-ch/R-ch VOLUME: 30” audio signal is outputted.
EL display
START
5. Press the [BACK]
 
key, return to minor item selection screen.
15
NW-A3000
5-3. Others
5-3-1. G-sensor check
X/Y/Z-axis direction is checked.
Checking method:
1. Enter the test mode.
2. Press the
 
[  ]
B
 
key to display major item, and press the  [  ]
v
/ [  ]
V
key to select the “OTHERS”.
EL display
OTHERS
3. Press the
 
[  ]
B
 
key to display minor item, and press the  [  ]
v
/ [  ]
V
key to select the “G TEST”.
EL display
G TEST
4. Press the [     ]
u
  key,  X-axis direction is displayed. (Press the
[BACK]
 
key, return to minor item selection screens)
EL display
X: ***
***
: A/D value (hexadecimal)
Note: “
NG
”
 is displayed when the G-sensor has broken (Press the
 
[BACK]
key, return to minor item selection screens).
EL display
NG
5. Press the [     ]
u
  key, Y-axis direction is displayed. (Press the
[BACK]
 
key, return to minor item selection screens)
EL display
Y: ***
***
: A/D value (hexadecimal)
6. Press the [     ]
u
  key,  Z-axis direction is displayed. (Press the
[BACK]
 
key, return to minor item selection screens)
EL display
Z: ***
***
: A/D value (hexadecimal)
7. Press the [BACK]
 
key, return to minor item selection screen.
5-3-2. Clock check
Clock operation is checked.
Checking method:
1. Enter the test mode.
2. Press the
 
[  ]
B
 
key to display major item, and press the  [  ]
v
/ [  ]
V
key to select the “OTHERS”.
EL display
OTHERS
3. Press the
 
[  ]
B
 
key to display minor item, and press the  [  ]
v
/ [  ]
V
key to select the “CLOCK”.
EL display
CLOCK
4. Press the [     ]
u
 key, “START” is displayed. Then “OK” or “NG”
is displayed automatically.
EL display
START
r
OK
5. Press the [BACK]
 
key, return to minor item selection screen.
5-3-3. Key check
EL display corresponding to the pressed key is performed.
Checking method:
1. Enter the test mode.
2. Press the
 
[  ]
B
 
key to display major item, and press the  [  ]
v
/ [  ]
V
key to select the “OTHERS”.
EL display
OTHERS
3. Press the
 
[  ]
B
 
key to display minor item, and press the  [  ]
v
/ [  ]
V
key to select the “KET CH”.
EL display
KEY CH
16
NW-A3000
4. Press the  [     ]
u
  key,  START” is displayed and EL display
corresponding to the pressed key is performed.
Press on all the keys displays “SET OK”.
Key
EL display
[     ]
u
PLAY
[BACK]
BACK
[OPTION]
MENU
[  ]
B
FF
[  ]
b
REW
[  ]
v
UP
[  ]
V
DOWN
[VOL +]
VOL+
[VOL --]
VOL–
[LINK]
DISCOV
5. Press the [HOLD] key to turn the hold on. Press the [HOLD] key
again to turn the hold off, “FMTOK?” is displayed.
EL display
FMTOK?
6. Press the [     ]
u
 
key, format of hard disk drive is performed. (press
the [BACK] key, return to minor item selection screens)
Then “OK” or “NG” is displayed automatically.
7. Press the [BACK]
 
key, return to minor item selection screen.
5-3-4. OEL display check
EL display is checked.
Checking method:
1. Enter the test mode.
2. Press the
 
[  ]
B
 
key to display major item, and press the  [  ]
v
/ [  ]
V
key to select the “OTHERS”.
EL display
OTHERS
3. Press the
 
[  ]
B
 
key to display minor item, and press the  [  ]
v
/ [  ]
V
key to select the “OEL1”.
EL display
OEL1
4. Press the [     ]
u
 
key, EL all segments turned on.
5. Press the [BACK]
 
key, return to minor item selection screen.
6. Press the  [  ]
v
/ [  ]
V
 key to select the “OEL2”.
EL display
OEL2
7. Press the [     ]
u
 
key, EL all segments turned off.
8. Press the [BACK]
 
key, return to minor item selection screen.
9. Press the  [  ]
v
/ [  ]
V
 key to select the “OEL3”.
EL display
OEL3
10. Press the [     ]
u
 
 key, monochrome lattice is displayed on the EL.
11. Press the [BACK]
 
key, return to minor item selection screen.
12. Press the  [  ]
v
/ [  ]
V
 key to select the “OEL4”.
EL display
OEL4
13. Press the [     ]
u
 
key, monochrome lattice (reverse version of step
10) is displayed on the EL.
14. Press the [BACK]
 
key, return to minor item selection screen.
5-3-5. G-sensor adjustment
X/Y/Z-axis direction is adjusted.
Adjustment method:
1. Enter the test mode.
2. Press the
 
[  ]
B
 
key to display major item, and press the  [  ]
v
/ [  ]
V
key to select the “OTHERS”.
EL display
OTHERS
3. Press the
 
[  ]
B
 
key to display minor item, and press the  [  ]
v
/ [  ]
V
key to select the “G CLB”.
EL display
G CLB
4. Press the [     ]
u
 
key, “–Z” is displayed. Main unit is fixed so
that 6 of fig.1 may become downward and press the [     ]
u
key.
EL display
-Z
5. “–Y” is displayed. Main unit is fixed so that 4 of fig.1 may
become downward and press the [     ]
u
 
key.
EL display
-Y
6. “–X” is displayed. Main unit is fixed so that 2 of fig.1 may
become downward and press the [     ]
u
 key.
EL display
-X
7. “+Z” is displayed. Main unit is fixed so that 5 of fig.1 may
become downward and press the [     ]
u
 key.
EL display
+Z
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