DOWNLOAD Sony KLV-40ZX1 Service Manual ↓ Size: 1.92 MB | Pages: 50 in PDF or view online for FREE

Model
KLV-40ZX1
Pages
50
Size
1.92 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
klv-40zx1.pdf
Date
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KLV-40ZX1 (CH)     1-7
Radiation sheet (BC)
Chassis sheet B
Chassis sheet A
Radiation 
sheet (BC)
Chassis sheet C
1
 Main chassis
2
 Lower cabinet assy
1-2-13. MAIN CHASSIS AND LOWER CABINET RE-
MOVAL
Gasket
(TN)
Gasket
(20x20)
Radiation sheet
(TUNER)
2
 Three screws
    (+BVST 3X8)
1
 Two screws
    (+BVTP 3X8)
1
 Two screws
    (+BVTP 3X8)
2
 Three screws
    (+BVST 3X8)
3
 BC board
1-2-12. BC BOARD REMOVAL
1)
Remove the four screws (+BVTP 3X8) and the six screws
(+BVST 3X8).
2)
Remove the BC board from the main chassis.
Note: please note that when replacing the BC board, the
gasket (TN/20X20) and the radiation sheet (TUNER) is not
included in the BC board.
KLV-40ZX1 (CH)     1-8E
1-3. STAND
1-3-1. BASE STAND REMOVAL
1-3-2. ARM STAND REMOVAL
5
 One screw
  (BVTP2 4X20)
2
 One screw
   (+PSW M4X12)
4
 Arm stand assy
3
 Four screws
   (+PSW M5X12)
5
 Two screws
   (BVTP2 4X20)
8
 Two screws
    (+BVTP2 4X16)
6
 Two screws
    (+BVTP2 4X16)
1
 Stand arm cover (U)
9
 Stand case (U) assy
0
 Speaker box assy
qa
 Stand case (L) 
7
 Base stand assy 
1
 Two screws
   (+BVTP 3X10)
6
 One screw
  (+BVTP 3X10)
3
 Stand arm cover (L)
2
 EH spring 
5
 HS cover
4
 Stand protect
7
 MJX connector
KLV-40ZX1 (CH)     2-1
SECTION 2
TROUBLESHOOTING
2-1. MONITOR (LDM-Z401A)
2-1-1. FLOW CHART
YES
NO
YES
START
Does the power led
 stay on when the TV is
 switched on ?
Is the picture and 
sound OK ?
END
Do the buttons 
on the TV & remote
 commander work
 properly?
Is the standby led 
blink ?
See
2-1-3. Standby Led Blink 
See 
2-1-2. No Power
See
2-1-4. No Picture
2-1-5. No Sound
See 
2-1-6. TV/commander 
        button malfunction
NO
YES
NO
YES
NO
KLV-40ZX1 (CH)     2-2
OK
NG
GS1 Board
2 times Blinkings
B Board
Check REG12V at
pins 5/6 of  CN6156
on the GS1 Board
OK
NG
GS1 Board
3 times Blinkings
B Board
Check REG12V at
pins 5/6 of CN6156
on the GS1 Board
2-1-2. NO POWER
2-1-3. STANDBY LED BLINK
1) 2 times Blinkings
2) 3 times Blinkings
OK
NG
GS1 Board
NO POWER
Check STBY 3.3V
at C6250 plus (+) terminal
on the GS1 Board
or
Check AC_OFF_DET voltage
at 2 pin of CN6157
on the GS1 Board
B Board
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