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6-9

7G

6G

5G

4G

3G

2G

1G

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-

col

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Dp

Dp

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Dp

Dp

a

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a

k

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k

j

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s

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c

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p

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6G

2G

1G

6G

7G

5G

4G

3G

2G

Dp

(7G, 4G)

(7G~3G, 1G)

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(7G~1G)

ANODE CONNECTION

P1

P2

P3

P4

P5

P6

P7

P8

P9

P10

P11

P12

P13

P14

P15

P16

P17

P18

P19

P20

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6-9E

7-1

This section describes procedures and instructions necessary for
adjusting electrical circuits in this unit.

Instruments required:
(1)

Color monitor TV

(2)

Oscilloscope 1 or 2 phenomena, band width over 100 MHz, with
delay mode

(3)

Frequency counter (over 8 digits)

(4)

Digital multimeter

(5)

Standard commander (RMT-D1

81A/RMT-D181P)

(6)

DVD reference disc
HLX-501 (J-6090-071-A) (dual layer) (NTSC)
HLX-503 (J-6090-069-A) (single layer) (NTSC)
HLX-504 (J-6090-088-A) (single layer) (NTSC)
HLX-505 (J-6090-089-A) (dual layer) (NTSC)

(7)

SACD reference disc HLXA-50g (J-6090-090-A)

Mode

Except standby

Instrument

Digital multimeter

EVER +5 V Check

Test point

CN201 pin 4

Specification

5.0 ± 0.3 Vdc

SW +3.3 V Check

Test point

CN201 pin 5

Specification

3.35 ± 0.2 Vdc

SW+5 V Check

Test point

CN201 pin 6

Specification

5.0        Vdc

SW +8 V Check

Test point

CN201 pin 1

Specification

8.0 ± 0.5 Vdc

EVER +11 V Check

Test point

CN201 pin 3

Specification

11.0        Vdc

EVER –10 V Check

Test point

CN201 pin q;

Specification

–10.0        Vdc

Checking method:
(1)

Confirm that each voltage satisfies the specification.

Caution!
Please do not touch any electrical parts at primary circuit to avoid
electrical shock.

+0.5
–1.0

+1.0
–0.5

+0.2
–0.3

7-2

A

<Purpose>
Checking Video Level the NTSC/PAL standard, and if not correct, the
brightness will be too large or small.

Mode

HLX-504 play back

Signal

Color bars 100%

Test point

LINE OUT (VIDEO) connector
(75 

Ω terminated)

Instrument

Oscilloscope

Specification

1.0 ± 0.08 Vp-p

Adjusting method:
1)

In the Video Signal menu “1” Color Bar 100% play back.

2)

Confirm that the Video Level is 1.0 ± 0.08 Vp-p.

<Purpose>
Check progressive video output level. If it is incorrect, correct
brightness will not be attained when connected to, for instance,
projector.

Mode

HLX-504 play back

Signal

Color bars 100%

Test point

COMPONENT VIDEO OUT (Y)
connector (75 

Ω terminated)

Instrument

Oscilloscope

Specification

1.0 ± 0.08 Vp-p

Adjusting method:
1)

In the Video Signal menu “1” Color Bar 100% play back.

2)

Confirm that the Y level is 1.0 ± 0.08 Vp-p.

<Purpose>
Check S-terminal video output. If it is incorrect, pictures will not be
displayed correctly in spite of connection to the TV with a S-terminal
cable.

Mode

HLX-504 play back

Signal

Color bars 100%

Test point

S VIDEO OUT (S-Y) connector
(75 

Ω terminated)

Instrument

Oscilloscope

Specification

1.0 ± 0.08 Vp-p

Checking method:
1)

In the Video Signal menu “1” Color Bar 100% play back.

2)

Confirm that the S-Y level is 1.0 ± 0.08 Vp-p.

<Purpose>
This checks whether the S-C satisfies the NTSC/PAL standard. If it is
not correct, the colors will be too dark or light.

Mode

HLX-504 play back

Signal

Color bars 100%

Test point

S VIDEO OUT (S-C) connector
(75 

Ω terminated)

Instrument

Oscilloscope

Specification

A = 286 ± 50 mVp-p (NTSC)
A = 300 ± 50 mVp-p (PAL)

Checking method:
1)

In the Video Signal menu “1” Color Bar 100% play back.

2)

Confirm that the S-C burst is “A”.

7-3

A

B

<Purpose>
This checks component video output Y. If it is incorrect, correct
brightness will not be attained when connected to, for instance,
projector.

Mode

HLX-504 play back

Signal

Color bars

Test point

COMPONENT VIDEO OUT (Y)
connector, (75 

Ω terminated)

Instrument

Oscilloscope

Specification

1.0 ± 0.08 Vp-p

Checking method:
1)

In the Video Signal menu “1” Color Bar 100% play back.

2)

Confirm that the Y level is 1.0 ± 0.08 Vp-p.

<Purpose>
This checks component video output B-Y. If it is incorrect, correct
colors will not be displayed when connected to, for instance, projector.

Mode

HLX-504 play back

Signal

Color bars

Test point

COMPONENT VIDEO OUT (P

B

)

connector (75 

Ω terminated)

Instrument

Oscilloscope

Specification

A = 700 ± 70 mVp-p (US,Canadian)

Checking method:
1)

In the Video Signal menu “1” Color Bar 100% play back.

2)

Confirm that the B-Y level is A.

<Purpose>
This checks component video output R-Y. If it is incorrect, correct
colors will not be displayed when connected to, for instance, projector.

Mode

HLX-504 play back

Signal

Color bars

Test point

COMPONENT VIDEO OUT (P

R

)

connector (75 

Ω terminated)

Instrument

Oscilloscope

Specification

B = 700 ± 70 mVp-p (US,Canadian)

Checking method:
1)

In the Video Signal menu “1” Color Bar 100% play back.

2)

Confirm that the R-Y level is B.

7-3E