Electrical Adjustment; Power Supply Adjustment; Power Supply Check; V Adjustment - Sony DVP-S336 Service Manual

In making adjustment, refer to 7-3. Adjustment
Related Parts Arrangement.
Note: During diagnostic check, the characters and color bars can
be seen only with the NTSC monitor. Therefore, for diag-
nostic check, use the monitor that supports both NTSC and
PAL modes.
This section describes procedures and instructions necessary for
adjusting electrical circuits in this set.
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-D115E/D116A/D117A/D120A/
D120E)
6) DVD reference disc
HLX-501 (J-6090-071-A) (dual layer)
HLX-503 (J-6090-069-A) (single layer)
HLX-504 (J-6090-088-A) (single layer)
HLX-505 (J-6090-089-A) (dual layer)
7) SACD reference disc
HLXA-509 (J-6090-090-A)
DVP-S336/S345/S360/S365/S560D/S570D/S745D
SECTION 7

ELECTRICAL ADJUSTMENT

7-1. POWER SUPPLY ADJUSTMENT

1. Power Supply Check (HS16S9E, HS16S9F,
Mode
Instrument
EVER +3 V Check
Test point
Specification
SW +3 V Check
Test point
Specification
EVER+5 V Check
Test point
Specification
SW +10 V Check
Test point
Specification
SW –10 V Check
Test point
Specification
Checking method:
1) Confirm that each voltage satisfies the specification.
2. +3.3 V Adjustment (SRV940JUC BOARD)
Mode
Measuring Instrument
Measurement Point
Adjusting Element
Specified Value
7-1
HS16S9U and SRV940JUC BOARDS)
E-E
Digital voltmeter
CN201 pin 1
3.6 ± 0.2 Vdc
CN201 pin 2, 3
3.4 ± 0.2 Vdc
CN201 pin 4
5.3 ± 0.3 Vdc
CN201 pin 7, 8
10.5
CN201 pin qa
–10.0
(DVP-S560D: US, Canadian/S570D)
PB
Digital voltmeter
CN201 pin 2, 3
VR201
3.4 ± 0.2 V
+1.0
Vdc
–1.5
+1.5
Vdc
–1.0