HITACHI 55PD9700N
Manual de Servicio

42PD9700 & 55PD9700

Contents
1. Features ----------------------------------------------- 2 ----------------------------------------- 4 ------------------------------------------ 5 ---------------------------------- 6 -------------------------- 7 ------------------------------------------ 11 ------------------------------------ 38 --------------------------- 53 ------------------------------ 55 ------------------- 80 -------------------------------------- 85 ------------------------------ 87 ------------------------------------- 89 ---------------------------- 92

CAUTION FOR SAFETY
Please read this page before repair the monitor. This page explains to following items for keep the safety of set and prevent to accident during repair work.
We explain by symbol at happen the damage or injury when took wrong repair.

Warning Caution

This symbol means "possible to die or heavy damage" This symbol means "possible to damage or something will break"

We made the symbol as below, which are kind of following items.
This symbol means "CAUTION" This symbol means "POSSIBLE to ELECTRIC SHOCK" This symbol means "MUST" This symbol means "DO NOT"

WARNING
Should be follows to instructions.
We indicates to cabinet, chassis and parts by label, which are special attention part. Please follow to note and [Safety Instructions] of User�s Manual.

Should be kept same style of wiring or component.
Monitor uses tubes or tapes, which made by insulator, and some components are keep distance from surface of PCB for safety. Internal leads kept from hot part or high voltage part by clamper or styling, so please return to original condition for prevent to electric shock or fire.

Prevent the electric shock.
Please take care during working because monitor has high voltage part and power supply part. Possible to die if you tough to these place by miss take. Please disconnect power plug during overhaul, reassemble or change parts. You will die or take damage by electric shock if you touch to live part.

Should be done safety check after finished.
Every part (removed screws, component and wiring) should be returned to previous condition. Check around repair position for make damage by miss take and measure the insulated impedance by meg-ohm meter. Confirm the value of impedance, that value is more than 4M ohm. It is reason for electric shock or fire if that value is less than 4M ohm.

Use recommended components.
Please use to same characteristic component, which is same as previous for your safety and keep reliability especially marked by in parts list and circuit diagram. It is reason of electric shock or fire if you use non-recommended component.

Nobody can check and repair to the code and combination circuit of HDCP.

Never remove the shield case, which is assembled to the code and combination circuit of HDCP.

1