SONY HCD-DZ750K
Service Manual

HCD-DZ555K/DZ556KB/DZ750K

MAIN board service position
Please take the above-mentioned position in the repair of MAIN board. In that case, it is necessary the following extension cable during CN304 on IO-S-OUT board and CN4302 on MAIN board. CN4302

jig P/N: J-2501-242-A (pitch 1.00 mm/11p/length 300 mm)

jig

CN304

Parts that require fixing using adhesive agent
The following parts on the POWER board must be fixed by using the adhesive agent (such as Sony Bond Master) as it is specified by Safety Regulations. When any part or printed circuit board is replaced during repair work, be sure to confirm that the following capacitors and resistors are fixed by using the adhesive agent (such as Sony Bond Master) without fail. POWER board : � C924 and R927 (refer to below fig.) � C913 (Push down to C903 side and so fix.) � C910 and C930 (refer to below fig.) � EB905 side of C903 � EB905 side of C934 � C964 and C963 (refer to below fig.) � Space between C933 and C932 � C908 and Q901 (Don�t touch IC901.)

POWER BOARD

OK:more than 3.5mm NG:less than 3.5mm

C963

C964

OK:more than 8mm NG:less than 8mm Don't incline C924 to outside.

OK:more than 8mm NG:less than 8mm

C924

R927

C910

C930

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