Sony KLV-V26A10 / KLV-V32A10 / KLV-V40A10 (serv.man5) Service Manual ▷ View online
KLV-V26/V32/V40A10 (CH) 1-1E
SECTION 1
SELF-DIAGNOSIS FUNCTION
1-1. LED BLINKING PATTERNS AND MONITORING ITEMS
(1) The following table shows LED blinking patterns to be used for reporting causes in the case of safety shutdown.
(2) Since the TV set is provided with many failure items, causes of shutdown can be identified by the following blinking patterns.
(2) Since the TV set is provided with many failure items, causes of shutdown can be identified by the following blinking patterns.
• MIX-U/C Self-Diagnosis Functions
LED blinking
Item
Abbreviation
Description
Detection location
times
2
Abnormal inner
Panel TEMP
Panel module overheating detected.
Communication between LM75
temperature
ERR
and I2C
3
+B power OVP
+B_OVP
6.5V (inverter power) overvoltage
Unregulated 6.5V line
detected.
4
Fan error
FAN_ERR
Malfunction of any fan detected
Return voltage from fan (L/H
detected by the circuit)
detected by the circuit)
6
Low B power
LowB_ERR
Power low of main power supply
10.5V line
error
(for set’s load) detected.
7
Speaker
Audio_Prot
Amplifier output error (short-circuit, no
K board
protection
power supply to K board) detected.
8
Digital power OVP
D_OVP
Overvoltage for T-CON detected.
Panel 5V
9
Backlight error
B_LIGHT
Inverter error detected.
Panel module (inverter with
_ERR
power supply)
KLV-V26/V32/V40A10 (CH) 2-1
2-1. KLV-V26A10/V32A10
2-1-1. REAR CABINET ASSY REMOVAL
SECTION 2
DISASSEMBLY
4
Rear cabinet assy
1
Digital terminal cover
3
Nine screws
(+BVTP2 4x16)
2
Two screws
(+BVTP 3x12)
2
Two screws
(+BVTP 3x12)
2
Stand assy (L)
1
Four screws
(+PSW 5x25)
2-1-2. STAND ASSY REMOVAL
KLV-V26/V32/V40A10 (CH) 2-2
KLV-V26A10/V32A10
2-1-3. FAN AND FRAME REMOVAL
2-1-3. FAN AND FRAME REMOVAL
(Illustration are created based on KLV-V26A10)
KLV-V32A10
1
Two screws
(+PSW 4x20)
3
Two screws
(+BVST 4x8)
5
One screw
(+BVST 4x8)
5
One screw
(+BVST 4x8)
qs
One screw
(+BVST 4x8)
qf
One screw
(+BVST 4x8)
qd
Frame L
qg
Frame L
2
D.C.fan
8
D.C.fan
4
Fan bracket (60)
6
Fan bracket (80)
wa
Fan bracket (80)
7
Two screws
(+PSW 4x20)
wd
D.C.fan
9
Four screws
(+BVST 4x8)
0
Two screws
(+BVST2 4x16)
qa
Under cover
qh
Two screws
(+PSW 4x20)
qk
One screw
(+BVST 3x8)
qj
D.C.fan
ql
Fan bracket (60)
w;
Three screws
(+PSW 3x5)
ws
Two screws
(+PSW 4x20)
wg
D.C.fan
wf
Two screws
(+PSW 4x20)
KLV-V26/V32/V40A10 (CH) 2-3
KLV-V26A10/V32A10
2-1-4. H6 BOARD REMOVAL
2-1-4. H6 BOARD REMOVAL
1
Multi botton bracket
3
Multi botton
2
H6 board
1
Two screws
(+PSW 3x8)
2
Side terminal holder
3
H8 board
2-1-5. H8 BOARD REMOVAL
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