NWZ-S754, NWZ-S755 - Sony Audio Service Manual (repair manual). Page 23

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NWZ-S754/S755
23
4-4.  Video output (VIDEO OUT)
 
Screen display
MPTAPP (X.XX.XX)
 POWER
 AUDIO
 VIDEO
  VIDEO OUT  COLOR
 
OTHER  USER1
 CLESTE
 DAC
 DIREC
 FM
 NC
 SHUTDOWN
 EXITTEST

4-4-1.  Color bar output (COLOR)
The video signal is output on the TV monitor.

Note: The TV monitor and AV-output cable (WMC-NWV10) are neces-
sary to execute this mode.

Checking method:
1.  Connect the WALKMAN with TV monitor by using WMC-
NWV10.
2.  Enter the test mode.
3.  Press the [
v
]/[
V
] keys to select the “VIDEO OUT”, and press 
the [
B
] key to select the “COLOR”.
4.  Press the [
u
] key, the video signal is outputted to the TV 
monitor.
 
Screen display
VIDEO OUT
[100%-75% Color Bar]
TV Mode [NTSC 0]
5.  In this state, each time the [OPTION] key is pressed, the video 
signal changes in the following order.
 
Color bar (white: 100%/except white: 75%) (default) 
→ Col-
or bar (white: 75%/except white: 75%) 
→ Color bar (white: 
100%/except white: 100%) 
→ White: 100% → White: 75% → 
Changeable color bar 
→ White lattice output
 
Changeable color bar :
 
The color bar where the color is revokable is output to the TV 
monitor.
 [
u
] key 
Color is switched.
 [
b
]/[
B
] keys  R/G/B is switched. 
 [
v
]/[
V
] keys 
R/G/B level are changed.
 
 
White lattice output :
 
The white lattice is output to the TV monitor.
 [
b
] key 
NTSC/PAL/OFF is switched. 
 [
B
] key 
NTSC 0/NTSC 7.5 changes at NTSC. 
6.  Press the [BACK] key, return to minor item selection screen.
4-4-2.  User specifi cation contents output (USER1)

Note: Not used for the servicing.
4-5.  Other (OTHER)
 
Screen display
MPTAPP (X.XX.XX)
 POWER
 AUDIO
 VIDEO
  VIDEO OUT
 
OTHER CLOCK
  CLESTE KEY
 
DAC KEYNUM
 
DIREC FORMAT
 
FM DEST
 
NC SPSET
 SHUTDOWN  FWVER
  EXITTEST NCAPCHK

4-5-1.  Clock check (CLOCK)
The movement of an internal clock is confi rmed.

Checking method:
1.  Enter the test mode.
2.  Press the [
v
]/[
V
] keys to select the “OTHER”, and press the 
[
B
] key to enter the minor item.
3.  Press the [
v
]/[
V
] keys to select the “CLOCK”.
4.  Press the [
u
] key, date and time are displayed.
 
“START” changes into “OK” if the movement of an internal 
clock is confi rmed. 
 
Screen display
OTHER CLOCK
XX, XX XX XXXX
##:##:##.######
START
    XX, XX XX XXXX  : Date
    ##:##:##.###### 
: Time
5.  Press the [BACK] key, return to minor item selection screen.
Display
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