Sony DVP-S715 (serv.man3) Service Manual ▷ View online
DVP-S715
4-37
4-38
4-39
4-40
MB-78 (ARP, L GATE ARRAY, DECRYPT) SCHEMATIC DIAGRAM
• See page 4-12 to 4-16 for printed wiring board.
– Ref. No.: MB-78 board; 1,000 series –
ARP, L GATE ARRAY, DECRYPT
MB-78 (7/8)
• Waveforms
1
IC804
`⁄⁄°
225 mVp-p
13.5 MHz
2
IC804
`⁄⁄fi
3.3 Vp-p
27 MHz
3
IC806
0
1.5 Vp-p
4
IC806
`⁄¤›
3.0 Vp-p
33 MHz
5
IC806
`⁄¤¤
3.4 Vp-p
27 MHz
6
IC811
%¡
3.4 Vp-p
27 MHz
DVP-S715
4-41
4-42
4-43
4-44
MB-78 (SYSTEM µ-COM, S GATE ARRAY) SCHEMATIC DIAGRAM
• See page 4-12 to 4-16 for printed wiring board.
– Ref. No.: MB-78 board; 1,000 series –
• Waveform
1
IC805
&£
4.4 Vp-p
20 MHz
SYSTEM µ-COM, S GATE ARRAY
MB-78 (8/8)
DVP-S715
4-45
4-46
4-47
HP-96 (HEAD PHONE) PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM
– Ref. No.: HP-96 board; 4,000 series –
POWER BLOCK
(HS-930SH)
(SWITCHING REGULATOR)
MB-78
(SIGNAL PROCESS/SERVO)
HP-96
(HEAD PHONE)
FR-133
(IR/POWER SWITCH)
DC MOTOR
(SPINDLE)
FL-88
(FL DRIVER/FUNCTION SWITCH)
TK-47
(RF/SERVO)
ER-2
(EURO AV)
AU-205
(AUDIO)
FG-43
(SLED)
PS-415
(AUDIO POWER)
There are few cases that the part isn't mounted in this model is printed on this diagram.
HEAD PHONE
HP-96
LEVEL
MIN MAX
PHONES
HP-96
BOARD(SIDE B)
12
(12)
HP-96
BOARD(SIDE A)
12
(12)
DVP-S715
4-51
4-52
4-53
• Waveforms
1
IC209
!∞
1.1Vp-p (H)
2
IC209
!£
1.0 Vp-p (H)
3
IC209
0
0.7 Vp-p (H)
AU-205 (AUDIO) SCHEMATIC DIAGRAM
– Ref. No.: AU-205 board; 2,000 series –
AUDIO
AU-205
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