Sharp LC-37AD1E (serv.man9) Service Manual ▷ View online
51
LC-37AD1E
YES
YES
YES
No
Check the input/output
voltage of IC4101.
voltage of IC4101.
Check the performance of Q4101 and Q4112
and check the resistance around IC4102.
and check the resistance around IC4102.
Is the voltage of R4114 about 6V?
The whole screen is whitish (LCD power supply)
Check the power supplies.
Check the power supplies to
SC4101 and SC4102 in particular.
Check the power supplies to
SC4101 and SC4102 in particular.
Remove the FFCs attached to SC4101,
SC4102 and SC4601- SC4604
(because the panel may be broken).
SC4102 and SC4601- SC4604
(because the panel may be broken).
51
LC-37AD1E
YES
YES
YES
No
Check the input/output
voltage of IC4101.
voltage of IC4101.
Check the performance of Q4101 and Q4112
and check the resistance around IC4102.
and check the resistance around IC4102.
Is the voltage of R4114 about 6V?
The whole screen is whitish (LCD power supply)
Check the power supplies.
Check the power supplies to
SC4101 and SC4102 in particular.
Check the power supplies to
SC4101 and SC4102 in particular.
Remove the FFCs attached to SC4101,
SC4102 and SC4601- SC4604
(because the panel may be broken).
SC4102 and SC4601- SC4604
(because the panel may be broken).
51
LC-37AD1E
YES
YES
YES
No
Check the input/output
voltage of IC4101.
voltage of IC4101.
Check the performance of Q4101 and Q4112
and check the resistance around IC4102.
and check the resistance around IC4102.
Is the voltage of R4114 about 6V?
The whole screen is whitish (LCD power supply)
Check the power supplies.
Check the power supplies to
SC4101 and SC4102 in particular.
Check the power supplies to
SC4101 and SC4102 in particular.
Remove the FFCs attached to SC4101,
SC4102 and SC4601- SC4604
(because the panel may be broken).
SC4102 and SC4601- SC4604
(because the panel may be broken).
51
LC-37AD1E
YES
YES
YES
No
Check the input/output
voltage of IC4101.
voltage of IC4101.
Check the performance of Q4101 and Q4112
and check the resistance around IC4102.
and check the resistance around IC4102.
Is the voltage of R4114 about 6V?
The whole screen is whitish (LCD power supply)
Check the power supplies.
Check the power supplies to
SC4101 and SC4102 in particular.
Check the power supplies to
SC4101 and SC4102 in particular.
Remove the FFCs attached to SC4101,
SC4102 and SC4601- SC4604
(because the panel may be broken).
SC4102 and SC4601- SC4604
(because the panel may be broken).