Sony RM-PJM12 / VPL-CS5 / VPL-CX5 Service Manual ▷ View online
2-9
VPL-CS5/CX5
2-5-4. LOW Mode of VIDEO
1.
Input the NTSC or PAL video signal to the input
connector.
connector.
2.
In the LOW mode of W/B, adjust the GAIN R for
_
_
_
_
_20
lower than the value in the INPUT-A LOW mode,
adjust the GAIN G for
_
_
_
_
_35 lower than the value in the
INPUT-A LOW mode and adjust GAIN B that is the
_
_
_
_
_
_20 lower than the value in the INPUT-A LOW mode.
3.
Adjust BIAS G for
_
_
_
_
_5 lower than the value in the
INPUT-A LOW mode, adjust the BIAS R and BIAS B
for the same value as those of the INPUT-A HIGH
for the same value as those of the INPUT-A HIGH
mode.
2-5-2. LOW Mode of INPUT-A
1.
Input the 80 IRE flat field signal to the INPUT-A
connector.
connector.
2.
In the LOW mode of W/B, adjust the GAIN R for
+15
higher than the value in the HIGH mode, adjust the
GAIN G for
_
_
_
_
_25 lower than the value in the HIGH
mode and adjust GAIN B that is the same as the value
in the HIGH mode.
3.
Adjust BIAS R, BIAS B and BIAS G for the same
value as those of the HIGH mode.
4.
Measure the chromaticity (x, y).
5.
Input the 30 IRE flat field signal.
6.
Adjust the BIAS R and BIAS B in the LOW mode of
W/B until the chromaticity (x, y) that is measured at
step 4 is obtained.
step 4 is obtained.
7.
Input the 80 IRE flat field signal.
8.
Adjust the GAIN R and GAIN B in the LOW mode of
W/B until the chromaticity (x, y) that is measured at
step 4 is obtained.
step 4 is obtained.
9.
Repeat steps 5 to 8 until the chromaticity (x
±
0.002, y
±
0.004) with reference to the chromaticity (x, y) that
is measured at step 4 is obtained.
2-5-3. HIGH Mode of VIDEO
1.
Input the NTSC or PAL video signal to the input
connector.
connector.
2.
In the HIGH mode of W/B, adjust the GAIN R for
_
_
_
_
_
_20 lower than the value in the INPUT-A HIGH
mode, adjust the GAIN G for
mode, adjust the GAIN G for
_
_
_
_
_35 lower than the value
in the INPUT-A HIGH mode and adjust GAIN B that
is the
_
_
_
_
_20 lower than the value in the INPUT-A HIGH
mode.
3.
Adjust BIAS G for
_
_
_
_
_5 lower than the value in the
INPUT-A HIGH mode, adjust the BIAS R and BIAS
B for the same value as those of the INPUT-A HIGH
mode.
mode.
2-10
VPL-CS5/CX5
2-6. Memory Structure
VPL-CS5 Series Memory Structure
CPU internal ROM :
CPU internal ROM :
384 K byte Flash Memory
CPU internal RAM :
24 K byte
External NVM memory : 8 K byte EEPROM
Up/Down inversion is possible.
Up/Down inversion is impossible.
Up/Down inversion is possible.
Up/Down inversion is impossible.
INPUT
-A Preset
INPUT
-
A Preset
INPUT
-
A
User
Set Memory
Set Memory
Set Memory
Status
Memory
Memory
Status
Memory
Memory
Status Memory
No.01
No.01
No.02
No.02
No.03
No.03
No.04
No.04
No.05
No.05
…
…
…
No.52
No.52
No.120
No.101
Picture
Memory
Memory
Video
S Video
Input-A
Standard
Standard
Standard
Dynamic
Dynamic
Dynamic
Picture
Memory
Memory
Video
S Video
Input-A
Standard
Standard
Standard
Dynamic
Dynamic
Dynamic
Picture Memory
Chroma
Memory
Memory
NT358/443/BW60
PAL/PAL-M/N/
SECAM/BW50
15k RGB
Component (15k)
Chroma
Memory
Memory
NT358/443/BW60
PAL/PAL-M/N/
SECAM/BW50
15k RGB
Component (15k)
Chroma Memory
W/B
Memory
Memory
Computer
Others
High
Low
High
Low
W/B
Memory
Memory
Computer
Others
High
Low
High
Low
W/B
Memory
Memory
High
Low
Channel
Memory
Memory
Video
S Video
Input A
Channel
Memory
Memory
Video
S Video
Input A
Channel Memory
Image Flip
Memory
Memory
Image Flip
Memory
Memory
Image Flip Memory
CPU ROM
Initialize
External NVM
Memory
Active memory copy
CPU RAM
2-11
VPL-CS5/CX5
Memory structure of VPL-CS5 consists of the followings.
1
1
Set memory
2
Status memory
3
Picture memory (picture quality mode memory)
4
Chroma memory
5
W/B memory
6
Channel memory
7
Image Flip memory
*
The gamma memory is realized by giving offset to the Contrast and Brightness output values to the devices in the gamma mode
function.
function.
Flow of data is described briefly. When the power plug is connected to the wall outlet for the first time
(Standby state), all data that are stored in the internal ROM are written in the NVM (non-volatile memo-
(Standby state), all data that are stored in the internal ROM are written in the NVM (non-volatile memo-
ry). When the POWER is turned ON, all the status memory data and other memory data that are required
for the present picture are selected from each memory block and expanded in the internal RAM.
for the present picture are selected from each memory block and expanded in the internal RAM.
When any adjustment is performed at this moment, the adjustment data (user mode items) are written in
the NVM (Service/Special Service items) automatically triggered by the memory operation.
the NVM (Service/Special Service items) automatically triggered by the memory operation.
The adjustment items (W/B, Device Adjust) that can be adjusted in the Service Mode or in the Special
Service Mode, are memorized in the NVM at the time when the user performs adjustment and performs
the memory operation. Note that the factory adjustment data will be lost at this moment.
the memory operation. Note that the factory adjustment data will be lost at this moment.
2-12
VPL-CS5/CX5
VPL-CX5 Series Memory Structure
CPU internal ROM :
CPU internal ROM :
384 K byte Flash Memory
CPU internal RAM :
24 K byte
External NVM memory : 8 K byte EEPROM
INPUT
-A Preset
INPUT
-
A Preset
MS Preset
MS
Preset
INPUT
-
A
User
Set Memory
Set Memory
Set Memory
Status
Memory
Memory
Status
Memory
Memory
Status Memory
No.01
No.01
No.02
No.02
No.03
No.03
No.04
No.04
No.05
No.05
…
…
…
…
…
No.52
No.52
No.53
No.53
No.54
No.54
No.55
No.55
No.62
No.62
No.120
No.101
Picture
Memory
Memory
Video
S Video
Input-A
MS
Standard
Standard
Standard
Standard
Dynamic
Dynamic
Dynamic
Dynamic
Picture
Memory
Memory
Video
S Video
Input-A
MS
Standard
Standard
Standard
Standard
Dynamic
Dynamic
Dynamic
Dynamic
Picture Memory
Chroma
Memory
Memory
NT358/443/BW60
PAL/PAL-M/N/
SECAM/BW50
15k RGB
Component (15k)
Chroma
Memory
Memory
NT358/443/BW60
PAL/PAL-M/N/
SECAM/BW50
15k RGB
Component (15k)
Chroma Memory
W/B
Memory
Memory
Computer
Others
High
Low
High
Low
W/B
Memory
Memory
Computer
Others
High
Low
High
Low
W/B
Memory
Memory
High
Low
Channel
Memory
Memory
Video
S Video
Input A
MS
Channel
Memory
Memory
Video
S Video
Input A
MS
Channel Memory
Image Flip
Memory
Memory
Up/Down inversion is possible.
Up/Down inversion is impossible.
Image Flip
Memory
Memory
Up/Down inversion is possible.
Up/Down inversion is impossible.
Image Flip Memory
CPU ROM
Initialize
External NVM
Memory
Active memory copy
CPU RAM
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