Sony DVPC-X850D User manual

DVP-CX850D
RMT-D113A
US Model
Canadian Model
SERVICE MANUAL
CD/DVD PLAYER
MICROFILM
SPECIFICATIONS

DVP-CX850D
TK-51 (RF/SERVO) SCHEMATIC DIAGRAM
— Ref. No. TK-51 Board; 5,000 Series —
4-9 4-10
RF/SERVO
TK-51
(SEE
PAGE
4-15)
(SEE
PAGE
4-15)

DVP-CX850D
MB-85 (INTER FACE) SCHEMATIC DIAGRAM
— Ref. No. MB-85 Board; 4,000 Series —
4-15 4-16
INTER FACE
MB-85 (1/9)
For schematic diagram
• Refer to page 4-11 for printed wiring board.
(SEE
PAGE
4-45)
(SEE
PAGE
4-45)
(SEE
PAGE
4-33)
(SEE PAGE 4-33)
(SEE PAGE 4-33)
(SEE
PAGE
4-74)
(SEE
PAGE
4-10)
(SEE
PAGE
4-10)
3.4 Vp-p
27 MHz
1 IC001 6
3.2 Vp-p
33.8682 MHz
2 IC001 qs
3.6 Vp-p
24.5756 MHz
3 IC001 qf
3.9 Vp-p
36.8634 MHz
4 IC001 qj
MB-85 BOARD (1/9)

DVP-CX850D
MB-85 (SYSTEM CONTROL) SCHEMATIC DIAGRAM
— Ref. No. MB-85 Board; 4,000 Series —
3.0 Vp-p
24.884 MHz
6 IC202 5
2.1 Vp-p
12.416 MHz
5 IC202 os
MB-85 BOARD (2/9)
4-17 4-18
SYSTEM CONTROL
MB-85 (2/9)
For schematic diagram
• Refer to page 4-11 for printed wiring board.

DVP-CX850D
MB-85 (ARP) SCHEMATIC DIAGRAM
— Ref. No. MB-85 Board; 4,000 Series —
1.4 Vp-p
50 nsec/div
0.5 V/div
7 IC303 qj (DVD play)
1.4 Vp-p
0.2 µsec/div
0.5 V/div
8 IC303 ql (CD play)
MB-85 BOARD (3/9)
4-19 4-20
For schematic diagram
• Refer to page 4-11 for printed wiring board.
ARP
MB-85 (3/9)

DVP-CX850D
MB-85 (AV DECODER) SCHEMATIC DIAGRAM
— Ref. No. MB-85 Board; 4,000 Series —
For schematic diagram
• Refer to page 4-11 for printed wiring board.
• Refer to page 4-23 for waveforms.
4-21 4-22
AV DECODER
MB-85 (4/9)

DVP-CX850D
MB-85 (AUDIO DSP,V EQ/NR) SCHEMATIC DIAGRAM
— Ref. No. MB-85 Board; 4,000 Series — For schematic diagram
• Refer to page 4-11 for printed wiring board.
4-23 4-24
AUDIO DSP,V EQ/NR
MB-85 (5/9)
H620 mVp-p
9 IC401 tf
H620 mVp-p
0 IC401 tj
H1.0 Vp-p
qa IC401 tk
H1.0 Vp-p
qs IC401 ya
H720 mVp-p
qd IC401 ys
H1.2 Vp-p
qf IC401 yg
MB-85 BOARD (4/9)

DVP-CX850D
MB-85 (HGA) SCHEMATIC DIAGRAM
— Ref. No. MB-85 Board; 4,000 Series — For schematic diagram
• Refer to page 4-11 for printed wiring board.
4-25 4-26
HGA
MB-85 (6/9)

DVP-CX850D
MB-85 (SERVO DSP) SCHEMATIC DIAGRAM
— Ref. No. MB-85 Board; 4,000 Series — For schematic diagram
• Refer to page 4-11 for printed wiring board.
4-27 4-28
SERVO DSP
MB-85 (7/9)
1.3 Vp-p
50 msec/div
500 msec/div
qg IC701 yl (DVD play)
1.3 Vp-p
200 msec/div
500 mV/div
qh IC701 yl (CD play)
220 mVp-p
50 msec/div
100 mV/div
qj IC701 yk (DVD play)
440 mVp-p
50 msec/div
200 mV/div
qk IC701 yk (CD play)
MB-85 BOARD (7/9)

DVP-CX850D
MB-85 (DRIVE) SCHEMATIC DIAGRAM
— Ref. No. MB-85 Board; 4,000 Series — For schematic diagram
• Refer to page 4-11 for printed wiring board.
4-29 4-30
DRIVE
MB-85 (8/9)