Sony KF-E42A10 / KF-E50A10 (serv.man7) Service Manual ▷ View online
10
KF-E42A10/E50A10
KF-E42A10/E50A10
VIEWING THE SELF-DIAGNOSTIC ERRORS
The TV MICRO service menu contains a Log category that stores the errors. To view the fi rst error detected, display the SHUTDOWN_LOG1
Adjustment Item of the STATUS category. If other errors are detected, they are stored in the SHUTDOWN_LOG2 Adjustment Item of the STATUS
category.
Adjustment Item of the STATUS category. If other errors are detected, they are stored in the SHUTDOWN_LOG2 Adjustment Item of the STATUS
category.
1. TV must be in standby mode. (Power off).
2. Press the following buttons on the Remote Commander within a second of each other:
DISPLAY
Channel
5
Volume
+
POWER .
Service
Menu
Menu
Category
Adjustment
Item
Item
Item Number Data Value
STATUS
0
SERVICE
SHUTDOWN_LOG1
0
TV MICRO
SAIPH
PROGRAM
: 0.xxx
BOOT
: 0.xxx
CHIMERA PROGRAM
: 1.xxx
PACK
: 1.xxx
OSD
: x.xxx
NVM A0
: x.xxx
NVM AC
: x.xxx
NVM AE
: ----
HDMI
: 1.xxx
NVM
: 0.xxx-0000
3. Do one of the following:
a. If the TV MICRO Service Menu is displayed, proceed to the next step.
b. If the TV Micro Service Menu is not displayed, press JUMP on the Remote Commander until the TV MICRO service menu is displayed.
4. Do one of the following:
a. If the STATUS Category is displayed, proceed to the next step.
b. If the STATUS Category is not displayed, press 2 or 5 on the Remote Commander until the STATUS Category is displayed.
5. The SHUTDOWN_LOG1 Adjustment Item is the fi rst item of the STATUS Category and contains the fi rst error the set detected.
6. To view additional errors, press 1 until the SHUTDOWN_LOG2 Adjustment Item is displayed
7. After repairing the errors, proceed to Clearing the Self-Diagnostic Screen.
CLEARING THE SELF-DIAGNOSTIC SCREEN
The self-diagnostic results displayed on the screen are not cleared automatically, therefore you should always check the self-diagnostic screen during
repairs. When you have completed the repairs, clear the self-diagnostic screen to reset the results to “0”.
repairs. When you have completed the repairs, clear the self-diagnostic screen to reset the results to “0”.
Note: The self-diagnostic function will not be able to detect any subsequent faults after completion of the repairs unless the Self-Diagnostic
result display is cleared to reset the results to “0”.
result display is cleared to reset the results to “0”.
1. If the Self-Diagnostic screen is already displayed, proceed to step 3. If not, Power off (Set to Standby mode).
2. Press DISPLAY
Channel
5
Sound Volume -
POWER
3. Press Channel 8
ENT
The status in the upper right corner changes to “WRITE”. When the operation is complete, the status returns to “SERVICE” and the Self-Diagnostic
screen is reset.
screen is reset.
4. To exit the Self-Diagnostic screen, turn the power off.
11
KF-E42A10/E50A10
KF-E42A10/E50A10
SELF-DIAGNOSTIC FUNCTION OPERATION
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12
KF-E42A10/E50A10
KF-E42A10/E50A10
SELF-DIAGNOSTIC BLOCK DIAGRAM
S2 board
AGA board
IC8002
TV Micro-computer
Fan1
Fan2
Fan3
Fan4
B board
K board
T2 board
T1 board
4
IC7180
Temp.
Sensor
7
10
13
CN8002
Audio
Amp.
3
1
2
1
3
1
SW
SW
HV-DET
Lamp Driver
IIC-TV
13
149
38
128
127
+12V
CN8403
CN8003
CN8003
CN8003
CN8410
CN8410
CN8410
Lamp
14
15
13
12
7
8
5
7
8
5
7
133
134
132
LAMP COVER
LAMP-HV-DET
LAMP-PROT
IIC
IC4100
BE Micro-computer
B_12V
FAN-ERR
LB-ERR
SP_PROT
HB board
Temp.
Sensor
IIC-TV
BE-OVP
IIC
IC7021
13
KF-E42A10/E50A10
KF-E42A10/E50A10
READING LAMP AND PANEL TIME
The BE_Micro menu of the Service Menu displays the current lamp and
panel time of a set.
panel time of a set.
1. TV must be in standby mode. (Power off).
2. Press the following buttons on the Remote Commander within a
second of each other:
DISPLAY
Channel
5
Volume
+
POWER .
One of the three Service Menu displays. (For more information
regarding the Service Menus, see
2-2. Accessing Service Adjustment Mode.)
regarding the Service Menus, see
2-2. Accessing Service Adjustment Mode.)
3. Press JUMP until the BE-Mircro service menu displays.
CONFIGRATION
00
SERVICE
CP18_COLOR_SYS
00
00A0
BE Micro
4. To read the Lamp time, press 4 to display the GW_SPECIAL
category and the LAMP_TIME item.
GW_SPECIAL
34
SERVICE
LAMP_TIME
02
00000014
BE Micro
The screen displays:
“Total LAMP TIME is 14 hours”
5. To read the Panel time, press 4 to display the PANEL_TIME item.
GW_SPECIAL
34
SERVICE
PANEL_TIME
01
00000014
BE Micro
The screen displays:
“Total PANEL TIME is 14 hours”
6. Do one of the following:
a. If you have replaced the lamp, proceed to “Resetting the Lamp
Time”.
b. If you have not replaced the lamp, turn off the set by pressing
POWER
RESETTING THE LAMP TIME
When replacing the lamp, use the following to reset the lamp time.
1. If the Self-Diagnostic screen is already displayed, proceed to step 4.
If not, Power off (Set to Standby mode).
2. Press DISPLAY
Channel
5
Sound Volume -
POWER
3. Press JUMP until the BE-Mircro service menu displays.
CONFIGRATION
00
SERVICE
CP18_COLOR_SYS
00
00A0
BE Micro
4. To access the Lamp reset, press 5 until the OPTION_E category
displays, and then press 1 until the LAMP item displays.
NOTE: If you pass the OPTION_E category, press 2 to go back
through the list.
through the list.
OPTION_E
20
SERVICE
LAMP
01
0014
BE Micro
5. To reset the Lamp time, press 3
MUTING
ENT to
write the change into memory.
OPTION_E
20
WRITE
LAMP
01
0014
BE Micro
WRITE
is momentarily displayed
6. To verify the Lamp has been reset press 5 until the GW_SPECIAL
category displays, and then press 1 until the LAMP_TIME item
displays.
displays.
GW_SPECIAL
34
SERVICE
LAMP_TIME
02
00000000
BE Micro
The screen displays:
“Total LAMP TIME is 0 hours”
NOTE: You cannot reset the Panel time with the Service menu.
EXITING SERVICE MODE
After completing the changes, exit service mode by turning off the set
using the Remote Commander or the power switch.
using the Remote Commander or the power switch.
NOTE: After exiting service mode wait 2 minutes before restarting
the set to allow the fans to shut down properly.
the set to allow the fans to shut down properly.
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