Circuit Description; Optical System (Ohb Block); Bi-291 Board; If-1278 Board - Sony HDC4300 Service Manual

9-1.

Optical System (OHB Block)

9-1-1.

BI-291 board

This board equips 2/3 inch backside illumination type 4K CMOS image sensor (IC005).
BI-291 boards are used for R, G and B respectively.
9-1-2.

IF-1278 board

This board equips power supply of CMOS image sensor and flash memory for saving the APR data.
HDC4300
Section 9

Circuit Description

9-1