Read Sony NW-A1200 Service Manual online
13
NW-A1200
8. Press the [BACK]
key, return to minor item selection screen.
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
this state, each time [OPTION] key is pressed, EQ LEVEL MAX/
MIN/OFF switch is performed.
this 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
this state, each time [OPTION] key is pressed, EQ LEVEL MAX/
MIN/OFF switch is performed.
this 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 this
state, each time [OPTION] key is pressed, EQ LEVEL MAX/
MIN/OFF switch is performed.
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
this state, each time [OPTION] key is pressed, EQ LEVEL MAX/
MIN/OFF switch is performed.
this 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
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
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
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