Sony Walkman NWZ-A726 Service Manual page 15

4-4-8. NAND capacity check
Capacity of NAND fl ash memory, present bud block, maximum
bud block, and vender ID are displayed.
Checking method:
1. Enter the test mode.
2. Press the [ ]/[ ] key to select the "OTHER", and press the [
v V
key to enter the minor item.
3. Press the [ ]/[ ] key to select the "NCAPCHK".
v V
4. Press the [ ] key, capacity of NAND fl ash memory, present
u
bud block, maximum bud block, and vender ID are displayed.
liquid crystal display
OTHER NCAPCHK
XGB
BAD BLOCK
CUR (####)/MAX (@@@@)
VENDOR ($$$$)
X : Capacity of NAND fl ash memory
4/8/16 (4 GB/8 GB/16 GB)
@@@@ : Number of present bud block
(It makes an error the acquisition of the number of
bud blocks at "–1")
#### : Number of maximum bud block
(It makes an error the acquisition of the vender ID
at "–1")
$$$$ : Vender ID of NAND fl ash memory
0x98/0xec (TOSHIBA/SAMSUNG)
(It makes an error the acquisition of the vender ID
at "–1")
5. Press the [BACK] key, return to minor item selection screen.
4-5. CLESTE
liquid crystal display
MPTAPP MENU
POWER
AUDIO
VIDEO
OTHER
CLESTE WCABLE
DAC WOCABLE
SHUTDOWN
EXITTEST
4-5-1. Clear stereo setting (With cable)
This mode is according to an original sound playback, for adjust-
ment to right and left sound.
Note: Not used for the servicing.
NWZ-A726/A726B/A728/A728B/A729
4-5-2. Clear stereo setting (No cable)
This mode is according to an original sound playback, for adjust-
ment to right and left sound.
Note: Not used for the servicing.
4-6. DAC
]
B
liquid crystal display
MPTAPP MENU
POWER
AUDIO
VIDEO
OTHER
CLESTE
DAC
SHUTDOWN
EXITTEST
4-6-1. BASS-Gain/Fc setting
This mode is adjustment for the sound of BASS when playback.
Note: Not used for the servicing.
4-6-2. TREBLE-Gain/Fc setting
This mode is adjustment for the sound of TREBLE when play-
back.
Note: Not used for the servicing.
4-7. Shutdown
Function that power supply of set can be turned off without ending
static test mode.
Procedure:
1. Enter the test mode.
2. Press the [ ]/[ ] key to select the "SHUTDOWN", and press
v V
the [ ] key to select the "SURE ?".
B
3. Press the [ ] key, turn the power off while having entered the
u
test mode.
B-GAIN
T-GAIN
15