Sony NWZ-S736F, Service Manual

Page: 15 / 28

NWZ-S636F/S638F/S639F/S736F/S738F/S739F
15
4-3. Video
liquid crystal display
MPTAPP (X.XX.XX)
POWER
AUDIO
VIDEO — LCD
OTHER USER1
CLESTE USER2
DAC USER3
FM
NC
SHUTDOWN
EXITTEST
4-3-1. LCD display check
Liquid crystal display is checked.
Checking method:
1. Enter the test mode.
2. Press
the [
v
]/[
V
] key to select the “VIDEO”, and press the [
B
]
key to select the “LCD”.
3. Press the [
u
] key, all black is displayed on the liquid crystal
display.
4. In this state, each time the [OPTION] key is pressed, the screen
display changes in the following order.
All black (default)
→
Color bar (standard)
→
Color bar
(brightness minimum)
→
Color bar (brightness maximum)
→
All red
→
All green
→
All blue
→
All white
→
diagonal gra-
dation (red)
→
diagonal gradation (green)
→
diagonal grada-
tion (blue)
→
diagonal gradation (white)
→
Maximum draw-
ing size con fi rmation
Maximum drawing size con fi rmation:
All blue (All sides are red) is displayed. Whether red in all
sides is seen is con fi rmed.
5. In this state, each time the [VOL –] key is pressed, LCD back
light brightness min/max/middle switch is performed.
6. Press the [BACK] key, return to minor item selection screen.
4-3-2. User speci fi cation contents playback 1
“/User1.mp4” is reproduced.
Checking method:
1. Enter the test mode.
2. Press the [
v
]/[
V
] key to select the “VIDEO”, and press the [
B
]
key to enter the minor item.
3. Press the [
v
]/[
V
] key to select the “USER1”.
4. Press the [
u
] key, “/User1.mp4” is reproduced.
liquid crystal display
VIDEO USER1
HPOUT [ VOL: 5 ]
XX:XX
START
XX:XX : Repetition expert totaling time
5. Press the [BACK] key, return to minor item selection screen.
4-3-3. User speci fi cation contents playback 2
“/User2.mp4” is reproduced.
Checking method:
1. Enter the test mode.
2. Press the [
v
]/[
V
] key to select the “VIDEO”, and press the [
B
]
key to enter the minor item.
3. Press the [
v
]/[
V
] key to select the “USER2”.
4. Press the [
u
] key, “/User2.mp4” is reproduced.
liquid crystal display
VIDEO USER2
HPOUT [ VOL: 5 ]
XX:XX
START
XX:XX : Repetition expert totaling time
5. Press the [BACK] key, return to minor item selection screen.