DVP-NC625, DVP-NC665P, HT-6600DP - Sony DVD Service Manual (repair manual). Page 109

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 voltmeter

5)

Standard commander (RMT-D126J)

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-509 (J-6090-090-A)

8)

Extention Cable (J-6090-107-A)

ETXNY410M0F

NC625 : E, AEP, UK
NS625 : AUS, SP

DPS-21BPA

NC625 : US, CND, MX
NC665P

Mode

E-E

Instrument

Digital voltmeter

EVER +0.5 V Check

Test point

CN201 pin qa

Specification

5.0 ± 0.3 Vdc

SW +3.5 V Check

Test point

CN201 pin 0

Specification

3.5 ± 0.2 Vdc

SW+5 V Check

Test point

CN201 pin qs

Specification

5.0 ± 0.3 Vdc

SW +11 V Check

Test point

CN201 pin 5,6

Specification

11.0 ± 1.0 Vdc

EVER +11 V Check

Test point

CN201 pin qd

Specification

11.2 ± 1.0 Vdc

EVER –15.5 V Check

Test point

CN201 pin 2

Specification

–15.5 ±        Vdc

Checking method:
1)

Confirm that each voltage satisfies the specification.

Note
Because the heatsink installed on the power supply board is a part of
the primary side, never touch it to avoid electrical shock.

Abbreviation

US

: USA model

CND

: Canadian model

PX

: PX model

E

: Latin model

MX

: Mexico model

AEP

: AEP model

UK

: UK model

SP

: Singapore model

AUS

: Australia model

–7.0
+1.0