Advertisement
DVD SERVO CONTROL AND DVD LOADING MOTOR CIRCUIT BOARDS
<95> DVD SERVO CONTROL
LVB10298-002B
C907
TPFG4
C908
C902
C901
C905
Q805
C904
C906
R215
R320
C903
IC301
R805
R321
TP301
R323
R325
TP302
R326
R324
C122
C252
TP105
C210
C125
TP104
R211
C251
C124
R222
R108
R109
R223
C109
R129
C204
C205
R206
D201
R207
C256
C206
R205
R256
C207
TP811 TP812
TP815
TP826
TP822
TP827
TP813
TP821
TP818
TP817
TP823
TP836
TP825
TP824
TP816
TP819 TP820
CN503
TP832
TP814
TP914
TP831
TP830
TP833
TP835
C541
C582
C571
TP864
C540
K507
TP866
R503
C602
TP865
R574
R573
C578
C543
C572
C544
C998
C997
C996
C995
R991
C993
R584
R553
R551
R549
R552
R550
R548
R547
TP837
C116
RFN
TA
C569
C992
TC VCC
CN101
HFM
CN202
SGND
GND.DVD
S2
S1
<96> DVD LOADING MOTOR
LVB10242-001B
L501
R583
C581
C601
K505
C506
C507
Q502
IC401
IC522
IC521
C1005
X571
C503
TP863
IC523
R522
R523
C1004
C1003
C1002
R521
C1001
C1000
IC508
C501
IC505
R605
C554
R224
C573
R606
C549
R608
IC509
C550
R601
C557
C551
C113
C112
C525
C511
C524
C111
R120
C527
C103
R119
C102
IC512
IC513
SW501
K101
C143
R117
C912
<95> DVD SERVO CONTROL
LVB10298-002B
CN502
TP907
TP906
TP904
TP853
TP842
TP854
TP305
R425
TP851
R337
B2
R423
R402
R336
R524
R424
R421
TP901
R422
C407
R525
K303
C329
TP843
C343
R413
TP848
IC501
C344
R412
R411
TP405
R415
C403
C330
C404
C331
R414
C523
R416
R331
R329
R330
C327
C520
C348
IC451
C519
TP408
R340
C518
R341
K304
C517
C516
IC511
C306
C304
C515
D101
C311
C312
C313
C314
C326
C514
C316
IC101
TP103
R328
C325
C350
C315
C317
C323
C349
TP406
C512
C322
C324
TP828
TP407
R202
R251
C201
R252
C217
C106
R253
C115
TP14
C253
C264
C262
R254
R258
C260
C255
R101
TP310
C263
H1+
C105
CN201
F-
R259
T-
F+
IC251
C259
C258
C257
CPU PIN FUNCTION
<SYSCON IC3001>
PIN NO.
LABEL
IN/OUT
1
SVss
-
GND
2
CTLREF
-
CTL REFERENCE VOLTAGE
3
CTL(+)
IN/OUT CTL(+) SIGNAL
4
CTL(-)
IN/OUT CTL(-) SIGNAL
5
CTLBIAS
-
CTL BIAS VOLTAGE
6
CTLFB
IN
CTL PULSE FEEDBACK
7
CTLAMPOU
OUT
CTL PULSE OUTPU
8
CTLSMTIN
IN
CTL PULSE INPUT
9
CFG
IN
CAPSTAN FG PULSE INPUT
10
SVcc
-
SYSTEM POWER
11
AFCpp
OUT
AFC CLOCK (SYNC SEPARATOR FOR OSD / EXTERNAL CIRCUIT FOR AFC)
12
AFCosc
OUT
AFC CLOCK (SYNC SEPARATOR FOR OSD / EXTERNAL CIRCUIT FOR AFC)
13
AFCLPF
IN
FILTER OUTPUT FOR HORIZONTAL SYNCHRONIZING OF OSD CHARACTER
14
CSYNC/HSYNC
-
NC
15
VLPF/VSYNC
-
NC
16
CVIN2
IN
COMPOSITE VIDEO SIGNAL INPUT(2)
17
CVIN1
IN
COMPOSITE VIDEO SIGNAL INPUT(1)
18
OVCC
-
SYSTEM POWER
19
CVOUT
OUT
COMPOSITE VIDEO SIGNAL OUTPUT
20
OVSS
-
GND
21
FSCOUT
OUT
FSC OUTPUT FOR OSD
22
FSCIN
IN
FSC INPUT FOR OSD
23
AVss
-
GND
24
BS_ANT/AFC
IN
TUNING CHECK
25
LED
IN
LED CONTROL OF STEREO BROADCASTING MODE
AUTO TRACKING DETECT/
26
VIDEO_ENV
IN
INPUT THE AVERAGE OF PLAYBACK VIDEO SIGNAL
27
WIDE_DET
IN
S1/S2 DETECT
28
KEY2
IN
OPERATION CONTROL SIGNAL
29
START_SENSOR
IN
START SENSOR
30
KEY1
IN
OPERATION CONTROL SIGNAL
31
END_SENSOR
IN
END SENSOR
32
A.ENV/ND(L)
IN
AUDIO PB FM ENV.INPUT/NON HiFi MODE:L
33
LSD
IN
MECHANISM MODE DETECT (D)
34
LSC
IN
MECHANISM MODE DETECT (C)
35
NORM/MESECAM/S
IN
SQPB:H/MESECAM:M/NORMAL:L
36
Avcc
-
SYSTEM POWER
37
SP_FG
IN
DETECTION SIGNAL FOR SUPPLY REEL ROTATION/TAPE REMAIN
38
JUST_CLK/CONV.CTL/SW2 OUT
RF CONVERTER ON/OFF CONTROL/AV2 OUTPUT SWITCH CONTROL /
39
REC_SAFETY
IN
REC SAFETY SWITCH DETECT (SW ON:L)
40
JSA
IN
INPUT FOR THE JOG SHUTTLE(A)
41
JSB
IN
INPUT FOR THE JOG SHUTTLE(B)
42
TU_FG
IN
DETECTION SIGNAL FOR TAKE-UP REEL ROTATION/TAPE REMAIN
43
SUB_RESET
OUT
DVD CPU RESE
44
LM_FR(LMC1)
OUT
LOADING MOTOR DRIV
45
DIG1
OUT
LED DRIVE
46
DIG2
OUT
LED DRIVE
47
DGI3
OUT
LED DRIVE
48
12C_DATA
IN/OUT SERIAL DATA TRANSFER CLOCK FOR TUNER
49
12C_CLK
OUT
SERIAL DATA TRANSFER OUTPUT FOR TUNER
50
I2C_DATA_BS/COMP_OUT
-
NC
51
DIG4
OUT
LED DRIVE
52
DIG5
OUT
LED DRIVE
53
DIG6
OUT
LED DRIVE
54
DIG7
OUT
LED DRIVE
55
CAP_REV[H]
OUT
CAPSTAN MOTOR REVERSE CONTROL (FWD:L/REV:H
56
Vcc
-
SYSTEM POWER
2-43
2-44
FUNCTION
PIN NO.
LABEL
IN/OUT
57
Vss
-
GND
58
LSA
IN
MECHANISM MODE DETECT (A)
59
D_A
OUT
LED DRIVE
60
POWER_DET
IN
DETECTION SIGNAL FOR POWER DOWN OF AC POWER SUPPLY
61
12C_CLK_AV
OUT
SERIAL DATA TRANSFER CLOCK FOR THE VIDEO/AUDIO IC
62
12C_DATA_AV
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR THE VIDEO/AUDIO IC
63
S. CLK
OUT
SERIAL DATA TRANSFERMER CLOCK FOR ONSCREEN IC
64
S. DATA_FR_SYS
OUT
SERIAL DATA TRANSFERMER OUTPUT FOR DVD CPU
65
S. DATA_TO_SYS
IN
SERIAL DATA TRANSFERMER OUTPUT FOR DVD CPU
66
D_B
OUT
LED DRIVE
67
D_C
OUT
LED DRIVE
68
D_D
OUT
LED DRIVE
69
BS_DIGI/R. P/COMPU_IN
IN
NC/AV COMPULINK INPUT
70
D_E
OUT
LED DRIVE
71
D_F
OUT
LED DRIVE
72
RC
IN
REMOTE CONTROL DATA INPUT
73
D_G
OUT
LED DRIVE
74
FWE
OUT
FLASH WRITE ENABLE
75
X2
-
TIMER CLOCK (32.768KHz)
76
X1
-
TIMER CLOCK (32.768KHz)
77
RES(L)
-
RESET TERMINAL (RESET ON:L)
78
OSC1(IN)
-
MAIN SYSTEM CLOCK(10MHz)
79
Vss
-
GND
80
OSC2(OUT)
-
MAIN SYSTEM CLOCK(10MHz)
81
VCL
-
SYSTEM POWER
82
MODE
-
NC
83
HS_FFREW/3.58NTSC(H)
OUT
3.58 NTSC COLOR MODE:H
84
LED1
OUT
LED DRIVE
85
SB_GAIN
OUT
VOLTAGE CONTROL SIGNAL FOR VIDEO FREQUENCY RESPONSE
86
PROTECT
IN
CONTROL SIGNAL FOR SWITCHING POWER SUPPLY
87
A.MUTE2(L)
OUT
AUDIO MUTE CONTROL FOR DVD AUDIO (MUTE:L)
88
TRICK[H]/SP_SHORT(H)
OUT
SLOW/STILL(H)/MODE SELECT
89
VP.CTL/EP_SHORT(H)
OUT
V.PULSE ADDITION TIMING CONTROL/MODE SELECT
90
DVD_V(H)
OUT
SELECT DVD VIDEO:
91
P.CTL(H)
OUT
POWER ON /OFF PULSE (POWER ON:H)
92
S.CASS(H)
IN
DETECTION SIGNAL FOR SVHS CASSETTE (SVHS:H)
93
H.REC_ST(H)
OUT
HiFi AUDIO SOUND RECORDING START
94
A.MUTE(H)
OUT
AUDIO MUTE CONTROL (MUTE:H)
95
BIAS_FR_C.OUT/MESECAM(H)
OUT
ADD THE DC BIAS TO C_OUT/MESECAM MODE:H
96
CHARAE
OUT
CHARACTER DATA OUTPUT OF OSD
97
SLOW_PULSE
-
NC
98
SUB_REQ(L)
OUT
DVD CPU REQUEST:
99
CHARAM
OUT
CHARACTER DATA OUTPUT OF OSD
100
N.REC_ST(H)
OUT
NORMAL AUDIO SOUND RECORDING START
101
LSB
IN
MECHANISM MODE DETECT (B)
102
DVD_A(H)
OUT
SELECT DVD AUDIO:
103
CTL_GAIN
OUT
CONTROL AMP OUT FREQUENCY RESPONSE SWITCHIN
104
DFG
IN
DRUM FG PULSE INPUT
ROTATION DETECTION SIGNAL FOR DRUM MOTOR/
105
D.FF
OUT
TIMING CONTROL SIGNAL FOR REC
106
A.FF
OUT
AUDIO FF OUTPUT
107
DRUM_CTL_V
OUT
DRUM MOTOR CONTRO
108
CAP_CTL_V
OUT
CAPSTAN MOTOR CONTRO
109
V.PULSE
OUT
V.PULSE ADDITION TIMING CONTROL
110
Vss
-
GND
111
C.SYNC/V.REF
IN
DETECTION OF VIDEO SYNC SIGNAL
112
Vcc
-
SYSTEM POWER
FUNCTION
Advertisement
