Sony VPL-HS50 Service Manual ▷ View online
1-23
VPL-HS50/HS51
Gamma memory is actualized through Gamma mode
functions’offsetting the output values to the Contrast and
functions’offsetting the output values to the Contrast and
Brightness devices.
When the power plug is connected to the power line
When the power plug is connected to the power line
(Standby status), all data inside the internal ROM are
written into the NVM (Nonvolatile Memory). When the
written into the NVM (Nonvolatile Memory). When the
power is turned to on, required data for the current picture,
such as status memory data, etc., are selected, and they are
such as status memory data, etc., are selected, and they are
written into the internal RAM.
When adjustment is carried out, adjustment data are
When adjustment is carried out, adjustment data are
written into the NVM automatically (items on the user
mode) or by the trigger of memory operation (items on the
mode) or by the trigger of memory operation (items on the
factory mode), then stored them.
Adjustable items (W/B and Device Adjust) of the factory
Adjustable items (W/B and Device Adjust) of the factory
mode are memorized into the NVM by the memory
operation. At the same time, the factory preset (adjusted)
operation. At the same time, the factory preset (adjusted)
data are all eliminated from the memory.
1-8. Memory
Memory structure consists of the following five memory
blocks.
blocks.
1.
Set memory
2.
Status memory
3.
Chroma memory
4.
W/B memory
5.
Channel memory
6.
Image Flip memory
7.
Picture memory
8.
RCP memory
9.
Fan memory
CPU internal ROM :
512 kbyte Flash Memory
CPU internal ROM :
32 kbyte
External NVM memory : 8 kbyte EEPROM
Computer
High
Low
Computer
Middle
High
Low
Middle
High
Low
Middle
High
Low
Middle
Custom1
Custom3
Custom2
Custom1
Custom3
Custom2
Custom1
Custom3
Custom2
Custom1
Custom3
Custom2
Others
Others
W/B
Memory
High
Low
Middle
Custom1
Custom3
Custom2
No.02
No.03
No.04
...
No.99
No.01
Status
Memory
Memory
No.01
No.02
No.02
No.03
No.04
...
No.99
Status
Memory
Memory
Set Memory
Set Memory
Set Memory
Status Memory
Chroma Memory
Input-A
Preset
No.03
No.04
...
No.99
Component
Preset
No.101
...
No.120
Input-A
User
No.03
No.04
...
No.99
HDMI
Preset
W/B
Memory
Memory
W/B
Memory
Memory
NT358/443/BW60
PAL/PAL-M/N/
SECAM/BW50
SECAM/BW50
15k RGB
Component (15k)
HDTV (YPbPr)
NT358/443/BW60
PAL/PAL-M/N/
SECAM/BW50
SECAM/BW50
15k RGB
Component (15k)
Two times speed
Component
Component
Two times speed
Component
Component
HDTV (YPbPr)
HDTV(GBR)
(Include two times speed)
(Include two times speed)
HDTV(GBR)
(Include two times speed)
(Include two times speed)
Chroma
Memory
Memory
Chroma
Memory
Memory
CPU ROM
External NVM
CPU RAM
Initialize
Active memory copy
Memory
1-24
VPL-HS50/HS51
Channel Memory
Image Flip Memory
Channel
Memory
Memory
Video
S Video
Input-A
Component
Channel
Memory
Memory
Video
S Video
Input-A
Component
HDMI
HDMI
Picture Memory
Dynamic
Standard
Cinema
User1
User2
User3
Standard
Cinema
User1
User2
User3
Picture
Memory
Memory
Picture
Memory
Memory
All Input
Channel
Video
Dynamic
Standard
Cinema
User1
User2
User3
Standard
Cinema
User1
User2
User3
Dynamic
Standard
Cinema
User1
User2
User3
Standard
Cinema
User1
User2
User3
S Video
Dynamic
Standard
Cinema
User1
User2
User3
Standard
Cinema
User1
User2
User3
Input-A
Dynamic
Standard
Cinema
User1
User2
User3
Standard
Cinema
User1
User2
User3
Component
Dynamic
Standard
Cinema
User1
User2
User3
Standard
Cinema
User1
User2
User3
HDMI
Turn over to the upper and lower
sides
No turn over to the upper and
lower sides
sides
No turn over to the upper and
lower sides
Turn over to the upper and lower
sides
No turn over to the upper and
lower sides
sides
No turn over to the upper and
lower sides
Image Flip
Memory
Memory
Image Flip
Memory
Memory
1-25
VPL-HS50/HS51
1-9. Warning on Power Connection
Use a proper power cord for your local power supply.
The United States,
Continental
UK
Australia
Japan
Canada
Europe
Plug type
YP-11
YP-21
SP-61
B8
YP-13
Female end
YC-13L
YC-13L
YC-13L
C7-2
YC-13L
Cord type
SPT-2
H03VVH2-F
H03VVH2-F
H03VVH2-F
VCTFK
Rated Voltage & Current
10 A/125 V
2.5 A/250 V
2.5 A/250 V
2.5 A/250 V
7 A/250 V
Safety approval
UL/CSA
VDE
BS
SAA
DENANHO
*
Use a rated plug that complies with the regulation of each country and the specifications.
2-1
VPL-HS50/HS51
Section 2
Electrical Adjustments
2-1. Preparations
2-1-1. Required Equipment
. Oscilloscope
Tektronix 2465 or equivalent
(bandwidth: 350 MHz or more)
(bandwidth: 350 MHz or more)
. NTSC, PAL, SECAM component signal generator
Tektronix TG2000
+ AVG1 (optional module) + AWVG1
(optional module) or equivalent
. VG (Programmable video signal generator)
VG854 or equivalent
. Digital voltmeter
Advantest TR6845 or equivalent
. Luminance meter
. Chrominance difference gauge
. Chrominance difference gauge
n
Perform the following adjustments at least 5 minutes after
turning on the power.
Perform the following adjustments at least 5 minutes after
turning on the power.
2-1-2. Factory Mode Setting
1.
Press the “Setup” key on the MENU.
The “Setup” menu is displayed.
The “Setup” menu is displayed.
2.
Set the “Status” item to “On”.
3.
Exit the menu.
4.
Press the keys in the following order:
“ENTER”
“ENTER”
→
“ENTER”
→
“LEFT”
→
“ENTER”
5.
The message “Do you wish to enter into the
FACTORY MODE? Yes:
FACTORY MODE? Yes:
↑
No:
↓
”
will be displayed.
6.
Select “Yes:
↑
”.
n
When leaving the FACTORY MODE, perform item 3.
When leaving the FACTORY MODE, perform item 3.
“Do you wish to return to the USER MODE? Yes:
↑
No:
↓
” will be displayed. Select “Yes:
↑
”.
2-2. V COM Adjustment
1.
Input the green-only XGA 1 Lime ON/OFF signal to
INPUT-A, and set the CONTRAST to 70.
INPUT-A, and set the CONTRAST to 70.
2.
Set the screen to G VCOM adjustment of “Device
Adjust.”
Adjust.”
3.
Adjust the G VCOM so that the flicker on the screen is
minimum.
minimum.
4.
Change the input signal to the red-only and blue-only
1 line ON/OFF signal respectively and adjust R
VCOM and B VCOM respectively so that the flicker
becomes minimum as described in step 3.
VCOM and B VCOM respectively so that the flicker
becomes minimum as described in step 3.
5.
Save the value adjusted.
6.
Set the “Image Flip” to either “V” or “HV”.
7.
Input the R/G/B value adjusted as above step 5.
8.
Save the value adjusted.
9.
Set the “Image Flip” to “OFF”.
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