MEX-DV1100, MEX-DV2100 - Sony Car Audio Service Manual (repair manual). Page 18

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MEX-DV1100/DV2100
MEX-DV1100/DV2100
18
18
5-1.  BLOCK  DIAGRAM  - SERVO/VIDEO Section -
SECTION  5
DIAGRAMS
RV2
COMPARATOR
IC2 (1/2)
DVD PROCESSOR
IC4
SD-RAM
IC10
OPTICAL PICK-UP BLOCK
KHS-360A
RF+
DQ0 – DQ15
BA0
20
D/A CONVERTER
IC6
VO1+
35
VO1–
34
VO2–
31
VO2+
32
VO3+
29
VO3–
28
VO4+
26
VO4–
25
U1
10
V1
6
W1
2
HU+
14
HU–
15
HV+
16
HV–
17
HW+
18
HW–
19
HB
13
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
IC1
A0 – A11
X1
27MHz
E SIGNAL
OFFSET
RF–
A
B
C
D
E
A+5V
RV1
COMPARATOR
IC2 (2/2)
F SIGNAL
OFFSET
F
PD
LIMIT SWITCH
GSW
LD (DVD)
A+5V
AUTOMATIC POWER
CONTROL (FOR DVD)
Q5
LD (CD)
VC
MSW
VR (DVD)
FCS+
FCS–
TRK+
TRK–
SLED MOTOR A+
SLED MOTOR A–
SLED MOTOR B+
SLED MOTOR B–
COIL U
U2
11
COIL V
COIL W
HALL U+ (H1+)
HALL U– (H1–)
HALL V+ (H2+)
HALL V– (H2–)
HALL W+ (H3+)
HALL W– (H3–)
HALL_BAIS–
AUTOMATIC POWER
CONTROL (FOR CD)
Q3
Q12
Q11
VC
DVD ON SWITCH
Q4
VR (CD)
CD ON SWITCH
Q2
Q1
V2
7
W2
3
42
IN1
238 FO_DRV
43
IN2
231 TR_DRV
44
IN3
237 STA
45
IN4
236 STB
46
INSP
234 SP_DRV
24
STBY
244 DRV_XSTBY
47
FG
241
DUPRD1
246 FG
193 RFP
194
134
RFN
196 A
198 B
201 C
203 D
206 E
208 F
215 DVD_LD
214 CD_LD
213 DVD_MD
212 CD_MD
137 HOME
209 VC
222 CD_DVD
221 OP_GAIN
 23 – 26,
29 – 34, 22, 35
120, 118, 115, 112,
108, 105, 102, 100
98, 101, 104, 106,
110, 114, 116, 119
58, 57, 55, 54, 52,
49, 47, 45, 26, 24,
22, 19, 17 – 15, 13,
14, 43, 40, 37, 29
RAMDAT0 – RAMDAT15
RAMADD0 – RAMADD11
77, 75, 72, 70,
69, 71, 73, 76,
79, 83, 81, 85
 2, 4, 5, 7, 8, 10,
11, 13, 42, 44, 45,
47, 48, 50, 51, 53
87
RAMBA0
BA1
21
86
RAMCS0
CLK
38
96
PCLK
CKE
37
64
RAMCKE
CS
19
89
RAMCS1
RAS
18
90
RAMRAS#
CAS
17
91
RAMCAS#
WE
16
93
RAMWE#
DQMH
39
94
RAMDQM
DQML
15
FLASH MEMORY
IC11
DQ0 – DQ14,
DQ15/A-1
WE
11
A0 – A20
 25 – 18,  8 – 1,
48, 17, 16, 9, 10
MEMDAT0 – MEMDAT15
MEMADD0 – MEMADD20
29, 31, 33, 35, 38,
40, 42, 44, 30, 32, 34,
36, 39, 41, 43, 45
51, 46, 42, 36, 33,
28, 25, 20, 48, 44, 39,
35, 31, 27, 23, 18
32
MEMWR#
OE
28
53
MEMRD#
26
56
MEMCS0#
CE
12
157
RESET#
D+3.3V
RST
5
6
2
7
3
1
MEMADD0
MEMADD1
SWITCHING
IC9
33 MSTR-TX
50 M_RESET
72 EJECT
71 LOAD
53 DSW
242
DUPTD1
34 MSTR-RX
248
EN
37 M_CTS
247
REQ
36 M_RTS
LOADING
MOTOR DRIVE
IC102
+5.5V
REGULATOR
IC103
D101
D102
54 A_MUTE
75 Z_MUTE
B/U B+
VCC
M1
(LOADING)
SW1
(CHUCKING END)
SW2
(SELF)
SW3
(DISC IN)
M
51 SELFSW
52 INSW
160
159
XIN
XO
SYSTEM CONTROLLER
IC501 (1/3)
129 – 127
AOUT0 – 
AOUT2
AMCLK
5
6, 1
1, 12
DA
TA1 – DA
TA3
SCK
132
ABCLK
7 BCK
131
ALRCLK
8 LRCK
125
IDGPCIO0
4 MD/SDA
124
ICGPCIO0
3 MC/SCL
130
AIN2
55 VMUTE_R
56 VMUTE_F
138
AMUTE
181
DAC6 (CVBS)
2 MS/ADR
20
VO5 FL
28
ZERO2
19
VO6 FR
R-CH
FL
22
VO3 LS
LS
27
VO1 C
CEN
26
VO2 W
SUB
AIN_L
VMUTE_F
21
VO4 RS
R-CH
R-CH
A/D CONVERTER
IC7
15 SCIK
136
AIN1
12 DOUT
11 BCK
10 LRCK
1
VINL
VIDEO AMP
IC701
4
1
VIN
2
VOUT
MUTE
2
VINR
VMUTE_R
VIDEO AMP
IC702
4
1
VIN
2
VOUT
MUTE
A
FL, LS, CEN, SUB, AIN_L
B
A_MUTE
(DV2100)
CN302 (1/4)
REAR VIDEO OUT
FRONT VIDEO OUT
VIDEO OUT
(DV1100)
(TYPE A)
(TYPE A)
(TYPE B)
VMUTE_F
VMUTE_R
: DVD/CD PLAY (AUDIO)
: DVD/CD PLAY (VIDEO)
SIGNAL PATH
R-ch is omitted due to same as L-ch.
6
8
(Page 19)
(Page 19)
Note: Refer to “ABOUT THE SERVO BOARD E, F SIGNAL OFFSET ADJUSTMENT 
CIRCUIT DELETION” (page 4) in servicing notes for TYPE A/TYPE B.
Ver. 1.3
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