Diagrams; Block Diagram - Rf Servo/Video Section - Sony HCD-DH7BT - Dvd Receiver For Cmtdh7bt Micro System Service Manual

HCD-DH3/DH5BT/DH7BT
Ver. 1.2
SECTION 6
Q Q
3 7 6 3

DIAGRAMS

6-1. BLOCK DIAGRAM – RF SERVO/VIDEO Section –
RF
VOA/A
VOB/B
VOC/C
VOD/D
OPTICAL PICK-UP
BLOCK
(KHM-313CAB)
VOE/E+G
VOF/F+H
VC
PD
LD (780)
LD (650)
MSW
VR (780)
VR (650)
T E
L 3
LIMIT
FCS+
FCS–
TRK+
TRK–
SL+
SL–
SP+
SP–
M001
M
(LOADING)
REGO2
w w w
REGO1
XVOICE, SCORE
A
(Page 25)
DH3/DH5BT: AEP, Russian, Australian,
Chinese, Singapore, Taiwan, Korean, Thai
HCD-DH3/DH5BT/DH7BT
5
ASDATA0 217
6 DVDRFIP
ASDATA1 218
8 MA
9 MB ASDATA2 219
10 MC
11 MD ASDATA4 222
2 DVDA ACLK 215
3 DVDB ABCK 214
4 DVDC ALRCK 213
5 DVDD
XRST 220
18 TNI
19 TPI SDA 103
SCL 102
29 V2O
20 MDI1
21 MDI2
AUTOMATIC POWER
CONTROL (FOR CD) 23 LDO1
Q102-1
AUTOMATIC POWER
CONTROL (FOR DVD) 22 LDO2
Q102-2
SPDIF 225
RF AMP, SERVO DSP,
MPEG DECODER
Q103
CD ON
IC102
SWITCH
Q101-1
YUV3 198
DVD ON
SWITCH 50 MSW
Q101-2
4 2 2 6 5 3
YUV2 196
176 LIMSW
194
YUV1
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE/LOADING MOTOR DRIVE
IC201
36 YUV4 200
FOCUS
1 42 FOO
COIL DRIVE
37
YUV5 202
35
TRACKING
4 41 TRO
34 COIL DRIVE YUV6 203
29 SLED
10 38 FMO
MOTOR DRIVE
30
27
SPINDLE
13 37 DMO
MOTOR DRIVE
28
46
BUFFER 45 47 SPFG
47
25 LOADING 16 174 FWD
MOTOR DRIVE
24 17 178 REV
15 39 TROPENPWM
MUTE12 19 211 MUTE123
MUTE5 21
MUTE34 20 210 MUTE
TSD-M 22 170 TSD_M
42 BUFFER 40 40 IOPMON
206 208
RF+3.3V
31
REGULATOR 8
32
x o
y
. i
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5
D/A CONVERTER
IC301
14 SDTI1 LOUT1+ 2
LOUT1– 1
MIX AMP
15 SDTI2 ROUT1+ 48 IC3711
ROUT1– 47
16 SDTI3
13 SDTI4 LOUT4+ 38
LOUT4– 37
MIX AMP
10 MCLK
IC3771
ROUT4+ 33
9 BICK
ROUT4– 32
17 LRCK
8 PDN
20 SDA
19 SCL
5 6
EEPROM
IC103
DIGITAL OPTICAL
DIGITAL OUT
TRANSCEIVER
OPTICAL
IC208
Q Q
3 7 6
SD-RAM
IC104
DQ0 – DQ15 A0 – A11
2, 4, 5, 7, 8, 10, 11, 13, 42, 23 – 26,
20 21 38
44, 45, 47, 48, 50, 51, 53 29 – 34, 22, 35
125 – 123, 121, 120, 118, 117, 147, 149 – 151, 166 – 164,
143 145 156 157
115, 135, 133 – 128, 126 162, 160, 159, 146, 158
RD0 – RD15 RA0 – RA11
AD0 – AD7 IOA0 – IOA21
81 – 84, 93, 78, 53 – 59, 75, 74,
77 79 66 229 228
86 – 88, 91 72 – 67, 92, 60, 61, 76, 89
X101
27MHz
29, 31, 33, 35, 45, 25 – 18, 8 – 1,
26 28 11
38, 40, 42, 44 48, 17, 16, 9, 10
u 6 3
DQ0 – DQ7 A-1, A0 – A20
.
FLASH ROM
IC101
22 22
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2 4
8
R-CH
+
AU+5V
CENTER VOLTAGE
GENERATOR
Q3801
VIDEO AMP, 75 DRIVER
IC501
4 CVBS IN CVBS OUT 23
3 5 5 8 2
2 C IN C OUT 26
S-DC OUT 27
6 Y IN 21
Y OUT
10 CY IN CY OUT 20
12 CB IN CB OUT 18
14 CR IN CR OUT 16
25 9 3 13
37 15 39 18 17 19 16
113 137 140 139 142 138 49 48
104 179 177 101 98 99 100 105 205
m
32 9 44 45 46 27 31 29
c o
S103 S102 S101
(TRIGGER) (CHUCKING) (DISC IN/OUT)
SYSTEM CONTROLLER
IC101 (1/5)
2
8
DVD-L
B
(Page 24)
MUSIC L+R
C
(Page 25)
DH3/DH5BT: AEP, Russian, Australian,
Chinese, Singapore, Taiwan, Korean, Thai
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: CD PLAY
: DVD PLAY
: DIGITAL OUT
: AUDIO
: VIDEO
: Y
: CHROMA
: COMPONENT VIDEO
J502
VIDEO
OUT
4 8 2
C Y
J501
S VIDEO
OUT
Y
J503
COMPONENT
P /C
B B
VIDEO OUT
P /C
R R
207 110
28 26