HP P4819

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P4819(E) 4-13

— D BOARD —

NOTE:

The circuit indicated as left contains high voltage of over

600 Vp-p. Care must be paid to prevent an electric shock in

inspection or repairing.

(d)

DEFLECTION, H DF, V DF

HV, POWER SUPPLY

1 2 3 4 5 67

• D BOARD

SEMICONDUCTOR

LOCATION

: Refer to Terminal name of

semiconductors in silk screen

printed circuit (see page 4-7)

IC401 D-4

IC501 C-1

IC610 A-5

IC620 A-2

IC630 B-3

IC640 B-2

IC652 B-3

IC654 C-2

IC680 B-3

IC701 B-1

IC702 B-1

IC703 A-1

IC901 D-5

IC902 C-6

TRANSISTOR

Q501 C-1 1

Q502 C-1 1

Q503 C-1 1

Q504 E-1 -

Q505 E-3 -

Q506 D-3 -

Q507 E-2 1

Q508 C-1 1

Q509 C-1 1

Q510 D-3 -

Q511 D-2 -

Q512 D-2 -

Q513 D-1 -

Q514 D-1 -

Q515 E-1 -

Q516 E-1 -

Q517 E-1 -

Q519 D-2 1

Q521 C-1 1

Q523 C-1 1

Q524 D-2 1

Q610 A-2 -

Q611 B-7 -

Q630 B-4 -

Q640 A-3 -

Q641 A-3 -

Q652 A-2 -

Q701 D-4 -

Q702 D-4 -

Q703 D-5 -

Q704 D-5 -

Q705 D-5 -

Q706 E-6 -

Q707 E-6 1

Q901 C-5 -

Q902 C-6 -

Q903 D-5 1

Q904 D-5 1

Q905 D-6 -

Q906 D-6 1

Q907 D-6 1

DIODE

D401 D-4 -

D405 C-4 -

D406 D-4 -

D501 E-1 -

D502 E-3 -

D503 D-3 -

D504 E-4 -

D505 D-2 -

D506 E-2 -

D509 C-1 3

D510 E-4 -

D512 D-2 -

D516 D-3 -

D517 E-4 -

D518 C-1 -

D519 C-1 3

D520 E-3 -

D521 E-3 -

D610 B-5 -

D613 A-5 -

D631 B-4 -

D632 B-4 -

D633 B-4 -

D634 A-3 -

D635 A-3 -

D641 A-3 -

D643 B-5 3

D644 B-4 3

D650 B-3 -

D651 B-2 -

D652 B-2 -

D680 B-4 -

D690 A-5 -

D692 B-7 -

D694 A-4 -

D697 A-2 3

D701 D-4 -

D702 D-4 -

D703 D-4 -

D705 C-5 3

D706 D-4 3

D901 D-5 3

D906 C-5 3

D907 C-5 -

D909 C-6 -

D910 D-6 -

D911 E-6 -

D912 E-7 -

D914 D-5 -

D917 D-5 3

D918 D-7 3

D919 D-7 3

D920 D-7 3

D921 D-5 -

D922 D-5 3

D923 D-7 3

VARIABLE

RESISTOR

RV901 E-7

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