Sony HBD-E780W Service Manual page 28

HBD-E780W/E980W/E985W
3. Service Mode Menu (Top Menu)
This is the top menu of service mode.
Each function is accessed from this screen.
Operation:
[1] Moves to Diag screen
[2] Moves to Log screen
[3] Moves to Factory Initialize screen
[4] Moves to Network screen
[5] Moves to Version Up (DISC version update) screen (Not
used)
[6] Moves to System Information screen
[7] Moves to EMC test mode screen (Not used)
[8] Moves to Drive screen
[9] Moves to HDD mode (Not used)
[ ]/[ ] Moves the cursor
M m
[ ] Moves to the screen of the item selected with the cursor
Cursor is not displayed when the menu is f rst displayed.
*
Service Mode Menu
[1] Diag [1] Diag
[2] Log
[3] Factory Initialize
[4] Network
[5] Version Up
[6] System Information
[7] EMC Test Mode
[8] Drive
[9] HDD mode
HELP : [DOWN] [ENT] [(NUM)]
HELP (currently available keys, etc.) is displayed
4. Diag (Device Test)
This screen is used to test devices mounted on the board.
Screen 1: Selects the test category
Operation:
[ ]/[ ] Selects the category
< ,
[ ]/[ ] Moves to the selected category
m
[RETURN] Returns to the service top menu
Screen 2: Device test
Selects the device to test after selecting Device Test in screen 1.
Operation:
[ ]/[ ] Selects the device to test
< ,
[ ] Executes the test
[ M ] Returns to selection of test category
[RETURN] Returns to selection of test category
• List of test categories
Device Test
Video Test
Audio Test
Audio Input Test
Wireless LAN Test (not used)
Mic Test (not used)
HDMI Input Test
Transcoder Test (not used)
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Diag
Category: Device Test
Diag
Category: Device Test
Device: USB Host
Rear USB Media check ... OK
Front USB Media check ... OK
Checking...
(Screen 1)
HELP: [RIGHT] [UP] [ENT] [RET]
(Screen 2)
• Device Test: List of devices
USB Host : USB media check (front and rear). Only one time.
D/A Converter : DAC write check (non-verif cation).
Ifcon : Not used in this unit.
MIC : Not used in this unit.
MFI : MFI read/write Check
IPC : Device ID check
External HDMI : Revision check
Transcorder : Not used
5. Diag (Video/Audio Test)
This screen performs video and audio tests.
Screen 1: When video test category is selected
Operation:
[ ] Shows/hides the color bar
[ ]/[RETURN] Returns to the selection of test category
M
Screen 2: When audio test category is selected
Operation:
[ ] Plays back/stops the tone sound
[ ]/[RETURN] Returns to the selection of test category
M
• Video test:
Outputs a color bar (composite & component & HDMI).
• Audio test:
TONE sound output (speaker & HDMI).
Diag
Category: Video Test
[ENT] Show Color Bar
Diag
Category: Audio Test
HELP: [UP][ENT][RET]
(Screen 1)
[ENT] Generate TONE Sound
HELP: [UP] [ENT] [RET]
(Screen 2)