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2-7. Replacement of CCD Unit
2-7. Replacement of CCD Unit
2-7-1. Description on CCD Block Number
Every CCD unit has its own ID number called CCD block
number. It shows the CCD block type and serial number
for the CCD block.
The CCD block number label is put in the CCD unit.
Ex.) AHAxxxxx
Serial number for CCD block
CCD block type
2-7-2. Replacement of CCD Unit
c
Never remove or install the CCD unit with the power
turned on. Because touching internal harness to the cabinet
or other printed circuit boards during replacement causes
shorts or electric hazards.
Prior to replacement, be sure to disconnect the optical
cable or the cable connected at the DC IN connector in
addition to turning off the power switch.
n
If replacing CCD unit, please order the CCD UNIT HKC-
C750A through the sales channel.
1. Open the right and left side panels referring to Section
2-3.
2. Remove the CN-1334 board.
CN-1334
2-6 (E)
3. Disconnect the flexible card wire. Loosen the four
screws and pull out the CCD unit carefully.
n
Refer to Section 2-5 before disconnecting or connect-
ing the flexible card wire.
B4 x 8
CCD unit
B4 x 8
4. Remove the front panel and the filter disk unit refer-
ring to Section 2-8-1.
5. Remove the three screws to remove the transportation
holder from a new CCD unit.
Transportation holder
P3 x 6
P3 x 6
P3 x 6
6. Install the front panel and the filter disk unit which
were removed in procedure 4. to a new CCD unit.
7. Install a CCD unit in the reverse order of removal.
8. After replacing the CCD unit, be sure to perform
adjustment referring to Sections 2-10-3 and 4.
Flexible card wire
CCD unit
HDC-750A
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