4-76
PIN NO.
LABEL
IN/OUT
FUNCTION
PIN NO.
LABEL
IN/OUT
FUNCTION
PIN NO.
LABEL
IN/OUT
FUNCTION
ROTATION DETECTION SIGNAL FOR DRUM MOTOR/TIMING
CONTROL SIGNAL FOR REC
SPECIAL PLAYBACK: H/REC AFC FILTER, PB APC FILTER, BURST
ACC FILTER, COLOR KILLER DET FILTER
<SYSCON IC3001>
CHANGES IN ATS+IC OUTPUT AS CAUSED BY CHANGES IN RECEIVER SENSITIVITY
WHEN THE SAME CHANNEL IS RECEIVED MORE THAN ONCE ARE INPUT./NC
57
TU_CE
OUT
CHIP ENABLE OF THE TUNER UNIT
58
N.REC_ST(H)
OUT
NORMAL AUDIO SOUND RECORDING START
59
SP_CONV/BS/KBUS_REQ
IN
AUDIO INPUT SWITCHING FOR DV
60
TU_CLK
OUT
CLOCK FOR DATA TRANSFER TO THE TUNER UNIT
61
TU_DATA
OUT
TUNING DATA
62
FWE
-
NC
63
NMI(L)
-
NC
64
X2
-
TIMER CLOCK (32.768KHz)
65
X1
-
TIMER CLOCK (32.768KHz)
66
RES(L)
-
RESET TERMINAL (RESET ON:L)
67
OSC1(IN)
-
MAIN SYSTEM CLOCK(10MHz)
68
VSS
-
GND
69
OSC2(OUT)
-
MAIN SYSTEM CLOCK(10MHz)
70
VCC
-
SYSTEM POWER
71
MODE
-
NC
72
TU_A_MUTE(H)
OUT
TUNER AUDIO MUTE CONTROL (MUTE:H)
73
TU_V_MUTE(H)
OUT
TUNER VIDEO CONTROL (MUTE:H)
74
A.MUTE(H)
OUT
AUDIO MUTE CONTROL (MUTE:H)
75
I2C_CLK2
OUT
SERIAL DATA TRANSFER CLOCK FOR MEMORY IC
76
I2C_DATA2
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR MEMORY IC
77
DV_A.MUTE/FF/REW(L)
OUT
DV AUDIO MUTE CONTROL (MUTE:H)/NC/NC
78
DV_P.MUTE(H)
OUT
DV PICTURE MUTE CONTROL (MUTE:H)
79
SUB_RESET/EXP_CLK
OUT
SUB CPU RESET/NC
80
V.P.CTL
OUT
V.PULSE CONTROL, V COMPENSATION DURING SPECIAL PLAYBACK
81
EDS_CS/PAL.PB(H)
OUT
NC/PLAYBACK MODE FOR PAL:H
82
VCC
-
SYSTEM POWER
83
SLOW_P/CNR_CTL
OUT
MEMORY TIMING CONTROL IN THE SLOW MODE / NC
84
VSS
-
GND
85
SP_SHORT(H)
OUT
MODE SELECT
86
LP_SHORT(H)
OUT
MODE SELECT
87
FLY_ON(H)/VHS(H)
OUT
FLYING ERASE ON:H/NC
88
H.REC_ST(H)
OUT
HIFI AUDIO SOUND RECORDING START
89
TRICK(H)/M_TRICK(L)
OUT
90
B.BACK(H)/P.SAVE(L)
OUT
BLUE BACK MODE:H/NC
91
OSD_CS
OUT
CHIP SELECT FOR THE ON-SCREEN IC
92
SYNC_DET(H)
IN
DETECTION OF VIDEO SYNC SIGNAL (DETECTED:H)
93
BS_P.CTL(H)/MESECAM(H)
OUT
NC/MESECAM:H
94
JSB/STLB/S1_DC
IN
INPUT FOR THE JOG SHUTTLE/NC
95
SHTL(L)/JOGA
IN
INPUT FOR THE JOG SHUTTLE
96
S_CASS(H)
IN
DETECTION SIGNAL FOR S VHS CASSETTE(S VHS:H)
97
JSA/STLA
IN
INPUT FOR THE JOG SHUTTLE
98
C.SYNC
IN
COMPOSITE SYNC
99
A.FF
OUT
AUDIO FF OUTPUT
100
V.FF
OUT
101
CAPPWM
OUT
CAPSTAN MOTOR CONTROL
102
DRUMPWM
OUT
DRUM MOTOR CONTROL
103
SUB_OSD_ON/V_UP(H)
OUT
OSD IC CONTROL FOR MULTI DUBBING DISPLAY MODE:H/NC
104
SUB_CS/EXP2_DATA
OUT
TRANSMISSION START SIGNAL TO SUB CPU/NC
105
SP(H)
-
NC
106
P.MUTE(L)
OUT
PICTURE CONTROL (MUTE:L)
107
DPG
IN
DRUM PICKUP PULSE INPUT (SWITCHING PULSE)
108
DFG
IN
DRUM FG PULSE INPUT
109
VCC
-
SYSTEM POWER
110
V.PULSE
OUT
V.PULSE ADDITION TIMING CONTROL
111
VSS
-
GND
112
CTLREF
-
CTL REFERENCE VOLTAGE
4.36 CPU PIN FUNCTION
1
CTL(+)
IN/OUT CTL(+) SIGNAL
2
SVSS
-
GND
3
CTL(-)
IN/OUT CTL(-) SIGNAL
4
CTLBIAS
-
CTL BIAS VOLTAGE
5
CTLFB
IN
CTL PULSE FEEDBACK
6
CTLAMPOUT
OUT
CTL PULSE OUTPUT
7
CTLSMTIN
IN
CTL PULSE INPUT
8
CFG
IN
CAPSTAN FG PULSE INPUT
9
SVCC
-
SYSTEM POWER
10
AVCC
-
SYSTEM POWER FOR ANALOG CIRCUIT
11
NORM/MESEC/S
IN
SVHS MODE:H
12
SECAM_DET(H)/KILLER_DET/BIT_IN(H)
IN
NC/COLOR KILLER DETECT/NC
13
PAUSE
IN
PAUSE CONTROL
14
START_SENSOR
IN
START SENSOR
15
END_SENSOR
IN
END SENSOR
16
TU_SYNC
-
NC
17
SUB_BUSY/WIDE_DET2
IN
SERIAL TRANSMISSION SIGNAL FOR SUB CPU/NC
18
RF_AGC_LED
IN
19
SCR_ID(H)/WIDE_DET
IN
SCRAMBLECONTROL INPUT (SCRAMBLE:H)/NC
20
BS_ANT/AFC
IN
NC/TUNING CLOCK
21
VIDEO_ENV
IN
AUTO TRACKING DETECT/INPUT THE AVERAGE OF PLAYBACK VIDEO SIGNAL
22
A.ENV/ND(L)
IN
AUDIO PB FM ENV.INPUT/NON HiFi MODE:L
23
AVSS
-
GND FOR ANALOG CIRCUIT
24
CTL_GAIN
OUT
CONTROL AMP OUT FREQUENCY RESPONSE SWITCHING
25
LSA
IN
MECHANISM MODE DETECT(A)
26
LSB
IN
MECHANISM MODE DETECT(B)
27
LSC
IN
MECHANISM MODE DETECT(C)
28
CAP_REV(L)
OUT
CAPSTAN MOTOR REVERSE CONTROL (FWD:H/REV:L)
29
RC
IN
REMOTE CONTROL DATA INPUT
30
LOCK(L)
IN
TUNING PLL LOCK DETECT:L
31
P50_IN
IN
CONTROL SIGNAL FOR TV LINK
32
ET_PB(H)/AGC_CTL
IN
NC
33
FRONT(H)/EXP1_DATA
OUT
FRONT INPUT:H/NC
34
P50_OUT/M_PULSE
OUT
CONTROL SIGNAL FOR TV LINK/NC
35
LMC1
OUT
LOADING MOTOR DRIVE(1)
36
LMC2
OUT
LOADING MOTOR DRIVE(2)
37
LMC3
OUT
LOADING MOTOR DRIVE(3)
38
SB_G(PWM)
OUT
VOLTAGE CONTROL SIGNAL FOR VIDEO FREQUENCY RESPONSE
39
STB/TEST
OUT
STROBE SIGNAL (FOR FDP DRIVER)
40
POWER_DET
IN
DETECTION SIGNAL FOR POWER DOWN OF AC POWER SUPPLY
41
REC_SAFETY
IN
REC SAFETY SWITCH DETECT (SW ON:L)
42
PROTECT
IN
DETECTION SIGNAL FOR SW POWER SUPPLY
43
VSS
-
GND
44
RMO/ANT_CTL(H)
OUT
REMOTE CONTROL OUTPUT FOR SATELLITE RECEIVER/NC
45
VCC
-
SYSTEM POWER
46
SUB_DATA_IN/KBUS_DATA_IN
IN/OUT SERIAL DATA TRANSFER INPUT FOR SUB CPU/NC
47
SUB_DATA_OUT/KBUS_DATA_OUT IN/OUT SERIAL DATA TRANSFER OUTPUT FOR SUB CPU/NC
48
SUB_CLK/KBUS_CLK
OUT
SERIAL DATA TRANSFER CLOCK FOR SUB CPU/NC
49
I2C_DATA_A/V
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR THE VIDEO/AUDIO IC
50
I2C_CLK_A/V
OUT
SERIAL DATA TRANSFER CLOCK FOR THE VIDEO/AUDIO IC
51
S.DATA_TOSYS
IN
SERIAL DATA TRANSFER OUTPUT FROM THE ON-SCREEN IC TO THE FDP DRIVER
52
S.DATA_FRSYS
OUT
SERIAL DATA TRANSFER OUTPUT FROM THE FDP DRIVER TO THE ON-SCREEN IC
53
S.CLK
OUT
SERIAL DATA TRANSMISSION CLOCK FROM THE FDP DRIVER TO THE ON-SCREEN IC
54
SP_FG
IN
DETECTION SIGNAL FOR SUPPLY REEL ROTATION/TAPE REMAIN
55
TU_FG
IN
DETECTION SIGNAL FOR TAKE-UP REEL ROTATION/TAPE REMAIN
56
JUST/EDS(H)/SECAM
-
NC
Summary of Contents for SR-VS20E
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