Sony KP-FS57M31 / KP-FS57M61 / KP-FS57M90 / KP-FS57M91 (serv.man3) Service Manual ▷ View online
– 17 –
KP-FS57M31/M61/M90/M91
RM-997
3-5. 2-POLE MAGNET ADJUSTMENT
1. Receive the Dot signal.
2. Place the caps on the red and blue lens so that only the green
2. Place the caps on the red and blue lens so that only the green
color is shown.
3. Turn the green focus VR on the focus pack to the left and set
to under focus to enlarge the spot.
4. Adjust the 2-Pole Magnet so that the bright spot should be
centered.
(center of the dot doesn't move)
(center of the dot doesn't move)
5. Align the green focus VR and set for just (precise) focus.
6. Select Dynamic mode, turn BLUE FOCUS VR on the focus
6. Select Dynamic mode, turn BLUE FOCUS VR on the focus
pack to the left.
7. Confirm that right- end and left-end dot core are in center of
dot.
8. If cores are not in center, adjust blue 2 pole magnet as cores
are in center.
Fig. 3-7
3-7.
4-POLE MAGNET ADJUSTMENT
1. Receive the Dot signal.
2. Place the caps on the red and blue lens so that only the green
2. Place the caps on the red and blue lens so that only the green
color is shown.
3. Turn the green focus VR on the focus pack to the right and
set to over focus to enlarge the spot.
4. Now align the 4-Pole Magnet so that the enlarged spot be-
comes a perfect circle.
5. Perform the same alignment for red.
Fig. 3-9
3-9. GREEN, RED AND BLUE FOCUS
ADJUSTMENT
3-9-1. Green, Red and Blue Lens Focus Adjustment
1. Receive the Monoscope signal.
2. Place the caps on the red and blue lens so that only the green
2. Place the caps on the red and blue lens so that only the green
color is shown.
3. Rotate the green lens and adjust to obtain the best lens focus
at the center area.
4. Fix lens screw.
5. Repeat above process for red and blue.
6. Rotate the blue lens and adjust to obtain the best lens focus at
5. Repeat above process for red and blue.
6. Rotate the blue lens and adjust to obtain the best lens focus at
the both side area.
7. Fix blue lens screw.
3-9-2. Green and Red Dot/Hatch Electrical Focus
Adjustment
1. Receive the signal.
2. Place the caps on the red and blue lens so that only the green
2. Place the caps on the red and blue lens so that only the green
color is shown.
3. Rotate the green focus VR on the focus pack and adjust to
obtain the best electrical focus in the adjust point.
4. Repeat above process for red and blue.
Adjust Point of Blue
Use the center dot
Use the center dot
OK
NG
NG
Adjust Point of Green and Red
Fig. 3-12
3-6. CENTERRING MAGNET ADJUSTMENT
1. Receive the SPCB signal.
2. Cover the both red and blue picture lenses with the lens caps
2. Cover the both red and blue picture lenses with the lens caps
to show only the color.
3. Adjust the green centering magnet to put the center of the
SPCB signal to the center of the screen.
4. Adjust red centering magnet in the same way.
5. Adjust blue centering magnet in the same way.
5. Adjust blue centering magnet in the same way.
3-8.
DEFOCUS ADJUSTMENT (BLUE)
1. Receive the Dot signal.
2. Cover the both red and green picture lenses with the lens
2. Cover the both red and green picture lenses with the lens
caps to show only the color..
3. Turn the blue focus VR on the focus pack to the right to
make the round dot elipical.
4. Set 4 pole magnet tab angle 90°.
5. Rotate 4 pole magnet keeping Tab angle 90° make the spot
5. Rotate 4 pole magnet keeping Tab angle 90° make the spot
shape vertical ellipse.
Fig. 3-10
Fig. 3-11
OK
90
°
Fix
Rotate
Fig. 3-8
NG
OK
Left-end dot
(BLUE)
(BLUE)
Right-end dot
(BLUE)
(BLUE)
– 18 –
KP-FS57M31/M61/M90/M91
RM-997
3-10-1.
How to Select Each Mode
50 Hz
60 Hz WIDE 60 Hz WIDE 50 Hz
(PAL) (NTSC)
(NTSC)
(PAL)
DRC1250
a
a
a
a
DRC100
a
a
a
a
TWIN
a
a
X
X
INDEX
a
a
X
X
1. Selection of Mode Between 50 Hz and 60 Hz
50 Hz
: Enter the PAL signal.
60 Hz
: Enter the NTSC signal.
WIDE 60 Hz : Enter the NTSC signal MENU WIDE ON.
WIDE 50 Hz : Enter the PAL signal MENU WIDE ON.
2. Selection of DRC Mode
1) Press “DRC-MF (blue)” button on the commander, repeat-
edly until displays the mode that you want to select on the
screen.
→
DRC1250
→
DRC100
→
PROGRESSIV
Note : The DRC-MF mode is not selectable when using the
“PROGRAM INDEX” or “TWIN” mode is turned “ON”.
3. Selection of WIDE mode
1) Press “MENU” button on the commander and move “
” up
or down to enter the “FEATURE”
b “WIDE MODE”.
2) Move “
” up or down to select “ON” or “OFF”, and push
“
(ENTER)” button.
3) Press “MENU” button to return to normal screen.
4. Selection of TWIN mode
1) Press “
(TWIN)” button on the commander.
2) Press “
(TWIN)” button again to return to normal screen.
5. Selection of INDEX mode
1) Press “PROGR INDEX” button on the commander.
2) Press “PROGR INDEX” button again to return to normal
screen.
3-10-2.
How to Enter Service Mode
1. Turn on the main power switch to place this set in standby
mode. (LED will light in red.)
2. Press the buttons on the commander as follows, and enter ser-
vice mode.
3. After entering service mode, reset current aadjustment data.
Then turn off the power switch.
4. Turn on the main power switch and enter mode again as step 2
above.
3-10. ADJUSTMENTS WITH COMMANDER
Service adjustment to this model can performed with the supplied
remote commander RM-998
TV
VIDEO
DRC-MF
HD/DVD
1
2
3
4
5
6
7
8
0
9
JUMP
PROG
OPTION
RESET
A/B
V CENTER
PROG
INDEX
MENU
Copy PAL data
to NTSC
to NTSC
blue
Adjustment item
up
up
Adjustment item
down
User control goes
to the standard state
down
User control goes
to the standard state
Write data to NVM
Read data from
NVM
NVM
Change
the PICTUER MODE
the PICTUER MODE
Initialize data
(Not stored)
(Not stored)
Data down
Data up
Copy data to all
mode
mode
Up : Category up
Down : Category down
Push : Enter
Down : Category down
Push : Enter
Enter the
“Service mode”
5
(DIGIT 5)
(VOLUME +)
ON SCREEN
DISPLAY
( )
TV
STANDBY
( )
Enter the
“Reset”
8
(DIGIT 8)
(ENTER)
RM-997
– 19 –
KP-FS57M31/M61/M90/M91
RM-997
3-10-5.
How to Write the Data
1. Set in the service mode.
2. Press “1” or “4” button on the commander, select the ad-
justment item, and press “3” or “6” button to change the
data.
3. Press “
(MUTE)” button on the commander and it will indi-
cate “WRITE” on the screen.
4. Press “-” button on the commander to write into memory.
(The “WRITE” display will be changed to red color while
executing, and back to “SERVICE”.)
Commander Function (Except PJE mode)
Button
Mode
Description
+
-
WRITE
Writes data to NVM.
7
+
-
READ
Reads data from NVM.
8
+
-
NORMAL
All user control goes to the standard.
5
+
-
INITIAL
Service data initialization. Not
stored.
(Be sure not to use usually)
2
+
-
COPY
Do not operate with a remote
commander.
(The data vary with among mode.)
+
-
WRT5060
Note : Before changing to other modes, press “
(MUTE)” +
“-” buttons on the commander to write the data.
(Omission of this operation causes the data to be returned
to the data before adjustment.)
: Confirm the adjustment mode before writing data for data
values because to vary in each adjustment mode.
: The adjustment item that there are no relations in the ad-
justment is not to change data values because all items are
written in each adjustment mode.
3-10-6. Memory Write Confirmation Method
1. After adjustment, turn off the AC main power switch off.
2. Turn the power switch ON and set in service mode.
3. Call the adjustment items again to confirm adjustments were
made.
3-10-3.
Method of Cancellation from Service
Mode
1. Set the standby mode (Press “
(TV STANDBY)” button on
the commander), then press “
(TV
STANDBY)” button again, hereupon it becomes TV mode.
3-10-4. How to Adjustments
1. Set in the service mode, the following screen will appear.
2. Press “1” or “4” button on the commander to select the ad-
justment item.
3. Press “3” or “6” button on the commander to change the
adjustment data.
4. Move “
” up or down to select the adjustment category.
When move “
” up (category up), service mode changes in
the order as shown below.
GE1 00
VPS
1C
SERVICE
50
0 003Q
2.9M
00
00
01B7
Category Name
Item Name
Mode
Item No.
Suffix No.
Total Power On time
(Hours)
(Hours)
Software
Version
Data
50 : PAL, SECAM
60 : NTSC
60 : NTSC
GE1
GE2
GE3
GE4
DCN
LDG
JGL
YCT
AP
MD1
LTI
MSP
TXT
*
: When it moves from PJE to other categrys,
repeat
1
or
4
button and press it.
2CM
MD7
MD6
MD5
MD4
WHB
SAJ
SYC
SYN
MD2
MD3
3NR
3CM
PJE
*
WID
OSD
OPM
OPB
– 20 –
KP-FS57M31/M61/M90/M91
RM-997
No.
Name
DRC1250
Full
DRC100
Full
DRC1250
Zoom
DRC100
Zoom
DRC1250
W/Z
DRC100
W/Z
HD
(Slave Address)
GE1
00
VPS
VERTICAL POSITION
19
19
19
19
19
19
19
CXA2170AQ(86H)
01
VSZ
VERTICAL SIZE
1F
1F
1F
1F
1F
1F
1F
02
VZO
V SIZE OFF SET (PJ only)
00
00
00
00
00
00
00
03
VLN
VERTICAL LINEARITY
05
05
05
05
05
05
05
04
VSC
VERTICAL S CORRECTION
08
08
08
08
0A
0A
08
05
VCN
VERTICAL CENTERING
1F
1F
1F
1F
1F
1F
1F
06
VPN
VERTICAL PIN
0F
0F
0F
0F
0F
0F
0F
07
MVP
VERTICAL MIDDLE PIN
00
00
00
00
00
00
00
08
HTZ
HORIZONTAL TRAPEZOID
0F
0F
0F
0F
0F
0F
0F
09
MHZ
MIDDLE HORIZONTAL TRAPEZOID
00
00
00
00
00
00
00
0A
ZOM
ZOOM SW
00
00
01
01
01
01
00
0B
ASP
ASPECT SWITCH
01
01
01
01
01
01
01
0C
VSP
ASPECT RATIO
0A
07
36
33
1C
19
12
0D
VSR
VERTICAL SCROLL
1D
1D
1D
1D
1D
1D
1D
0E
UVL
UPPER VERTICAL LINEARITY
00
00
00
00
04
04
00
0F
LVL
LOWER VERTICAL LINEARITY
00
00
00
00
04
04
00
GE2
00
HCT
HORIZONTAL CENTERING
13
13
13
13
13
13
13
01
HPS
HORIZONTAL POSITION
17
17
17
17
17
17
17
02
HSZ
HORIZONTAL SIZE
1F
1F
1F
1F
1F
1F
1F
03
SLN
HORIZONTAL S CORRECTION
09
09
09
09
09
09
09
04
MPN
HORIZONTAL MIDDLE PIN
00
00
00
00
00
00
00
05
PIN
HORIZONTAL PIN
01
01
01
01
01
01
01
06
PN0
PIN OFF SET (PJ only)
07
07
07
07
07
07
07
07
UCP
UPPER CORNER PIN
1F
1F
1F
1F
1F
1F
1F
08
LCP
LOWER CORNER PIN
1F
1F
1F
1F
1F
1F
1F
09
UXG
UPPER EXTRA CORNER PIN GAIN
00
00
00
00
00
00
00
0A
LXG
LOWER EXTRA CORNER PIN GAIN
00
00
00
00
00
00
00
0B
UXP
UPPER EXTRA CORNER PIN POSITION
02
02
02
02
02
02
02
0C
LXP
LOWER EXTRA CORNER PIN POSITION
02
02
02
02
02
02
02
0D
XPL
EXTRA CORNER PIN POLARITY
00
00
00
00
00
00
00
0E
PPH
PIN PHASE
1F
23
1F
23 1F
23
1F
0F
VAG
AFC ANGLE
1F
1F
1F
1F
1F
1F
1F
10
LNA
LINEARITY ANGLE
1F
1F
1F
1F
1F
1F
1F
11
VBW
AFC BOW
1F
1F
1F
1F
1F
1F
1F
12
LBW
LINEARITY BOW
30
30
30
30
30
30
30
Category
50 Hz
Device Name
Standard Data
Function
Item
3-11. SERVICE LIST
Note
• Common : The data value of each mode. Other are set up by each mode.
• : Shaded items are fixed data.
• : Though data value is indicated on the screen, it is not used.
• Standard data listed on the Adjustment Item Table are reference valies, therefore it may be different for each model and each mode.
• Note for Different Data :
Those are the standard data values written on the microprocessor. Therefore , the data values of the modes and stored respectively in the memory.
In case of a device replacement, adjustment by rewriting the data value is necessary for some items.
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