Download  Print this page

Electrical Adjustment; Power Supply Output Voltage Check - Sony DVP-NC60K Service Manual

Hide thumbs

Advertisement

QQ
3 7 63 1515 0
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-D178A/RMT-D178P)
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)
TE
L 13942296513
www
.
http://www.xiaoyu163.com

ELECTRICAL ADJUSTMENT

x
ao
u163
y
i
http://www.xiaoyu163.com
SECTION 7
2 9
8
7-1. POWER SUPPLY OUTPUT VOLTAGE
CHECK
Mode
Instrument
EVER +5 V Check
Test point
Specification
SW +3.3 V Check
Test point
Specification
SW+5 V Check
Test point
Specification
SW +8 V Check
Test point
Specification
EVER +11 V Check
Test point
Specification
EVER –10 V Check
Test point
Specification
Checking method:
Q Q
1)
Confirm that each voltage satisfies the specification.
3
6 7
1 3
1 5
Caution!
Please do not touch any electrical parts at primary circuit to avoid
electrical shock.
co
.
7-1
DVP-NC60K/NC62K
9 4
2 8
Except standby
Digital multimeter
CN201 pin 4
5.0 ± 0.3 Vdc
CN201 pin 5
3.35 ± 0.2 Vdc
CN201 pin 6
+0.3
5.0 ±
Vdc
–0.2
CN201 pin 1
8.0 ± 0.5 Vdc
CN201 pin 3
+1.0
11.0 ±
Vdc
–0.5
CN201 pin q;
+0.5
–10.0 ±
Vdc
–1.0
0 5
8
2 9
9 4
2 8
m
9 9
9 9

Advertisement

Table of Contents

This manual is also suitable for:

Dvp-nc62k

Comments to this Manuals

Symbols: 0
Latest comments: