Sony KF-E42A10 / KF-E50A10 Service Manual ▷ View online
– 25 –
KF-E42A10/E50A10
K
RM-SA001 RM-SA001
2-22-11. Pull Out Some Blocks (4)
Take off 1 screw.
2-22-12. Pull Out Some Blocks (5)
Loose 1 special screw. (This screw can not be taken off.)
2-22-13. Pull Out Some Blocks (6)
Take off 1 screw.
3 screws
1 screw
< F >
F
F
Optics unit block
1 special screw
< G >
G
G
Optics unit block
Optics unit block
eci
1 spe ial screw
< H >
H
H
H
H
KF-E42A10/E50A10
RM-SA001 RM-SA001
– 26 –
Optics unit block
Optics unit block
2-22-14. Pull Out Some Blocks (7)
2-22-15. Pull Out Some Blocks (8)
Remove 2 connecters to pull out some blocks as shown below.
Unlock "Purse Lock" to pull out some blocks as shown below.
Connector
< I >
I
I
Purse lock
< J >
J
J
2-22-16. Pull Out Some Blocks (9)
Pull out "B block", "Chassis block", "Duct block", and "Optics
Unit block".
unit block
tics u
Opt
Chassis block
Ch
i bl
B block
D
Duct block
2-22-17. Remove Optics Unit
Remove all connecters to remove "Optics Unit block" and then it.
– 27 –
KF-E42A10/E50A10
K
RM-SA001 RM-SA001
SECTION 3
ELECTRICAL ADJUSTMENTS
3-1.
ELECTRICAL ADJUSTMENT BY REMOTE
COMMANDER
COMMANDER
By using remote commander (RM-GA004), all circuit adjust-
ments can be made.
NOTE : Test Equipment Required.
1. Pattern Generator (with component outputs)
2. Oscilloscope
3. Digital multimeter
3-1-1. Method of Setting the Service Adjustment
Mode
1. Standby mode. (Power off)
2. DISPLAY t 5 t VOL (+) t TV POWER
on the remote commander.
(Press each button within a second.)
The following service screen will appear.
STATUS
0
SERVICE
SHUTDOWN_LOG1
0
TV MICRO
ATI
: H05-01.xx
SAIPH
PROGRAM
: 1.xxx
BOOT
: x.xxx
NVM
: 1.xxx
CHIMERA PROGRAM
: 1.xxx
PACK
: 1.xxx
OSD
: x.xxx
NVM A0
: x.xxx
NVM AC
: x.xxx
NVM AE
: ----
HDMI
: 1.xxx
Press “JUMP” key.
QM
0
0
SERVICE
INFO
DTV
Press “JUMP” key.
CONFIGRATION 00
0
SERVICE
CP18_COLOR_SYS 00 00A0
BE Micro
Press “JUMP” key.
<Digiotal Module micro>
3-1-2. Service Mode Adjustment
1. The SCREEN displays the item being adjusted.
2. Press “1” or “4” on the remote commander to select the
adjustment item.
3. Press “3” or “6” on the remote commander to change the data.
4. Press “2” or “5” on the remote commander to select the category.
Every time you press “2” (Category up).
5. If you want to recover the latest values press “-” then
“[ENTER]” to read the memory.
6. Press “[MUTING]” then “[ENTER]” to write into memory.
7. Turn power off.
<Method of setting the shipping condition>
1. Service Adjustment mode.
1. Service Adjustment mode.
2. Press “8” then “[ENTER]”
3. Wait until appearing “ Initial Setup” display.
4. Disconnect AC plug and connect again to change factory re-
set condition completely.
3-1-3. Memory Write Confirmation Method
1. After adjustment, turn power off with the remote commander.
2. Turn power on and set to service mode.
3. Call the adjusted items again and confirm they were adjusted.
DISPLAY
JUMP
TV POWER
MUTING
VOL +
ENTER
RM-SA001
Adjustment item
up
up
Adjustment item
down
down
Adjustment category
up
up
Adjustment category
down
down
Data up
Data down
Initialize data
(Not stored)
(Not stored)
User control goes
to the standerd state
(Shipping Conditions)
to the standerd state
(Shipping Conditions)
3-1-4. Adjusting Buttons and Indicator
<TV micro>
<BE micro>
KF-E42A10/E50A10
RM-SA001 RM-SA001
– 28 –
3-2. H/V Center Confirmation and Adjustment
Please check the picture horizontal/vertical center after the replace-
ment of the following parts .
• Optical block
• Top assembly
1, Check H/V center with 480i monoscope signal in “Full “ mode .
2, If the center is shifted , adjust it with the following service items .
ODHS (for H center)
ODVS (for V center)
ODVS
ODHS
3-3. IRIS Adjustment
Please check it after the replacement of the following parts.
• IRIS unit+Optics unit block+C board
• B board
Check values of the service data in NVM on C board
#0
BL_U_TOP
#1
BL_U_BOTTOM
#2
BL_MAX
DBL_CTRL_AC
#3
BL_MIN
#4
IRIS_GAIN
#5
HALL_GAIN
and write the same values on C board to the service data in NVM
on B board.
#0
BL_U_TOP
#1
BL_U_BOTTOM
DBL_CTRL
#2
BL_MAX
#3
BL_MIN
#4
IRIS_GAIN
#5
HALL_GAIN
FUNCTION OF KEYS ON COMMANDER
• 1
: Changes adjustment item. (item No. moves up)
• 4
: Changes adjustment item. (item No. moves down)
• 2
: Changes adjustment category.
(category moves up)
• 5
: Changes adjustment category.
(category moves down)
• 3
: Changes data value. (up)
• 6
: Changes data value. (down)
Commander Function
Button
Mode
Description
[MUTING] + [ENTER]
WRITE
Writes data to NVM.
-
+ [ENTER]
READ
Reads data from NVM.
8
+ [ENTER]
RESET
Set the shipping condition.
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