DVP-S3000
SECTION 7
ELECTRICAL ADJUSTMENT
In making adjustment, refer to 7-5. Adjustment7-1. Power Supply Check
Related Parts Arrangement.
1. PS-408/413 Board
This section describes procedures and instructions necessary for
adjusting electrical circuits in this set.ModeE-E
InstrumentDigital voltmeter
Instruments required:
EVER +5V check
1) Color monitor TVTest pointCN954 1 pin
2) Oscilloscope 1 or 2 phenomena, band width over 100 MHz,
with delay modeSpecification5 ?0.5V
3) Frequency counter (over 8 digits)POWER FAIL check
4) Digital voltmeter
5) Standard commanderTest pointCN954 2 pin
6) DVD reference discSpecification4V ~ 5V (POWER ON)
HLX-502 (J-6090-068-A) (dual layer)
HLX-503 (J-6090-069-A) (single layer)Checking method:
1) Confirm that each voltage satisfies the specification.
2. MB-80 Board
ModeE-E
InstrumentDigital voltmeter
�7V check
Test pointW001 9 pin
Specification�7 ?0.5V
+12V check
Test pointW001 7 pin
Specification+12 ?0.5V
+5.2V check
Test pointW001 1, 2 pins
Specification+5.2 ?0.2V
Checking method:
1) Confirm that each voltage satisfies the specification.
7-2. +5.2 V Adjustment
(SR-740/745 board)
ModeE-E
Measuring InsrumentDigital voltmerter
Measurement Point!aPin of CN201
Adjusting ElementVR 201
Specified Value+5.2 ? 0.2 V
7-1 |
ACEC
