is part of the manual is very useful for repairing
Here are circuit diagrams
if there is damage, I recommend using this part of the
a complete list of circuit boards and components
ecelent I was reciver the service manual soon I fell so happy very complete 100% positive all by this store tanks atte Luis salazar
Text excerpt from page 16 (click to view)
AV-27D502
(4) Setting method 1) UP / DOWN key of the MENU Select the SETTING ITEM. 2) LEFT / RIGHT key of the MENU Setting (adjust) the SETTING VALUE of the SETTING ITEM. When the key is released the SETTING VALUE will be stored (memorized). 3) EXIT key Returns to the previous screen.
SETTING ITEM
1. BRIGHT STATUS
999 99999999
PICTURE MODE
INITIAL SETTING VALUE (Adjust) SETTING VALUE
(5) Releasing SERVICE MENU 1) After returning to the SERVICE MENU upon completion of the setting (adjustment) work, press the EXIT key again.
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The settings for LOW LIGHT and HIGH LIGHT are described in the WHITE BALANCE page of ADJUSTMENT.