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4.34
WAVEFORMS
< SYSCON >
CN3003-2
CN3001-4
CN3001-5
WF1
CAP_FG
WF2
D.PG
WF3
D.FG
REC/PB 3.2 Vp-p
REC/PB 4.8 Vp-p
REC/PB 4.6 Vp-p
50 mV/0.5 msec/DIV
0.1 V/10 msec/DIV
0.1 V/10 msec/DIV
< AUDIO >
IC1-62
WF2
WF1
IC1-79
WF3
IC1-52
REC/PB 1.0 Vp-p
REC 0.24 Vp-p
REC 0.22 Vp-p
20 mV/0.5 msec/DIV
2 mV/0.5 msec/DIV
5 mV/0.5 msec/DIV
TP2253
WF7
A.PB FM
PB 0.6 Vp-p
50 mV/5 msec/DIV
< VIDEO (MAIN) >
TP106
WF1
IC1-27
WF2
IC1-30
WF3
PB FM
PB 2.3 Vp-p
PB 0.72 Vp-p
PB 0.7 Vp-p
50 mV/20 µsec/DIV
20 mV/20 µsec/DIV
50 mV/5 msec/DIV
WF7
IC1-14
WF8
IC1-13
WF9
IC1-11
PB 0.56 Vp-p
REC/PB 0.56 Vp-p
REC/PB 0.56 Vp-p
20 mV/20 µsec/DIV
20 mV/20 µsec/DIV
20 mV/20 µsec/DIV
WF3
CN7104-5
WF4
CN7104-1
WF5
CN7104-7
REC/PB 1.3 Vp-p
REC/PB 2.3 Vp-p
REC/PB 1.2 Vp-p
50 mV/20 µsec/DIV
50 mV/20 µsec/DIV
50 mV/20 µsec/DIV
WF3
CN511-11
WF4
CN511-12
CN511-13
WF5
REC/PB 0.8 Vp-p
REC 0.6 Vp-p/PB 0.7 V p-p
PB 0.7 Vp-p
20 mV/20 µsec/DIV
20 mV/20 µsec/DIV
20 mV/20 µsec/DIV
WF9
CN511-29
WF10
CN511-30
WF11
CN512-4
PB 0.6 Vp-p
REC 0.76 Vp-p
REC/PB 1.5 Vp-p
20 mV/20 µsec/DIV
20 mV/20 µsec/DIV
50 mV/20 µsec/DIV
TP4001
IC3001-98
IC3001-1
WF4
CTL.P
WF5
CTL(+)
WF6
C.SYNC
PB 2.3 Vp-p
REC 4.0 Vp-p
REC/PB 4.2 Vp-p
50 mV/10 msec/DIV
0.1 V/10 msec/DIV
0.1 V/20 µsec/DIV
WF6
IC1-97
WF4
IC1-48
WF5
IC1-119
REC 1.5 Vp-p
PB 0.76 Vp-p
REC 0.96 Vp-p
50 mV/5 msec/DIV
20 mV/0.5 msec/DIV
20 mV/0.5 msec/DIV
WF4
IC1-1
WF5
IC1-112
WF6
IC1-105
REC/PB 0.3 Vp-p
REC 2.4 Vp-p
PB 0.7 Vp-p
0.1 V/10 msec/DIV
0.1 V/1 msec/DIV
20 mV/5 msec/DIV
< VIDEO (TERMINAL) >
CN7104-9
CN7104-3
WF10
IC1-16
WF1
WF2
REC 0.76 Vp-p
REC/PB 2.2 Vp-p
REC/PB 1.2 Vp-p
20 mV/20 µsec/DIV
50 mV/20 µsec/DIV
50 mV/20 µsec/DIV
< VIDEO (S-SUB) >
WF1
CN511-9
WF2-1
CN511-10
WF2-2
CN511-10
PB 1.5 Vp-p
REC/PB 1.8 Vp-p
REC 1.8 Vp-p
50 mV/20 µsec/DIV
50 mV/20 µsec/DIV
50 mV/20 µsec/DIV
WF6
CN511-17
CN511-25
CN511-27
WF7
WF8
PB 2.2 Vp-p
REC/PB 2.4 Vp-p
REC/PB 0.6 Vp-p
50 mV/20 µsec/DIV
50 mV/20 µsec/DIV
20 mV/20 µsec/DIV
CN512-6
CN512-12
WF12
WF13
WF14
CN512-14
REC/PB 2.3 Vp-p
REC 0.7 Vp-p
REC 1.0 Vp-p
50 mV/20 µsec/DIV
20 mV/20 µsec/DIV
20 mV/20 µsec/DIV
4-67
4.35
CPU PIN FUNCTION
<SYSCON IC3001>
PIN NO.
LABEL
IN/OUT
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
-
ANALOG POWER
11
LED/RFAGC/LOCK
IN
NC/NC/TUNING PLL LOCK DETECT:L
12
BS_ANT/AFC
IN
NC/TUNING CHECK
13
END SENSOR
IN
END SENSOR
14
IND(L)
IN
AUDIO INPUT(L CH) FOR THE FDP AUDIO INDICATOR
15
IND(R)
IN
AUDIO INPUT(R CH) FOR THE FDP AUDIO INDICATOR
16
A.ENV/ND(L)
IN
AUDIO PB FM ENV. INPUT/NON HiFi MODEL:L
17
START SENSOR
IN
START SENSOR
18
HS2_ENV
IN
AT DETECTION
19
VIDEO ENV
IN
AUTO TRACKING DETECT/INPUT THE AVERAGE OF PLAYBACK VIDEO SIGNAL
20
D_ENV/HS1_ENV
IN
PB FM INPUT / AT DETECTION
21
NORM/MESEC/S
IN
S.VHS MODE:HÅiNORMAL MODE:L/MESECAM MODE:L/NCÅj
22
WAID_DET/SCR_ID
IN
WIDE ASPECT DETECTION/NC
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
PROTECT
IN
DETECTION SIGNAL FOR SWITCHING POWER SUPPLY
31
BILSEL/P50I/OSDCE
IN
NC/CONTROL SIGNAL FOR TV LINK/NC
32
PAUSE/COMPU_IN
IN
REMOTE PAUSE CONTROL/NC
CONTROL SIGNAL FOR TV LINK/CONTROL SIGNAL FOR TV LINK/
33
COMPU/P50_OUT/TEST
OUT
MECHA TEST MODE
34
STB
OUT
STROBE SIGNAL
35
POWER_DET
IN
DETECTION SIGNAL FOR POWER DOWN OF AC POWER SUPPLY
36
LMC1
OUT
LOADING MOTOR DRIVE(1)
37
LMC2
OUT
LOADING MOTOR DRIVE(2)
38
LMC3
OUT
LOADING MOTOR DRIVE(3)
39
SB_GAIN
OUT
VOLTAGE CONTROL SIGNAL FOR VIDEO FREQUENCY RESPONSE
40
D_REC_LEVEL1
OUT
LEVEL1 CONTROL SIGNAL OF D-VHS RECORDING
41
D_REC_LEVEL2
OUT
LEVEL2 CONTROL SIGNAL OF D-VHS RECORDING
42
D_CASS(H)
IN
DETECTION SIGNAL FOR D-VHS CASSETTE (DETECTION:H)
43
Vss
-
GND
44
RMO
OUT
REMOTE CONTROL OUTPUT FOR SATELLITE RECEIVER
45
Vcc
-
SYSTEM POWER
SERIAL DATA TRANSFER OUTPUT FROM THE ON-SCREEN IC TO
46
S.DATA TOSYS
IN
THE FDP DRIVER
SERIAL DATA TRANSFER OUTPUT FROM THE FDP DRIVER TO
47
S.DATA FRSYS
OUT
THE ON-SCREEN IC
SERIAL DATA TRANSMISSION CLOCK FROM THE FDP DRIVER TO
48
S.CLK
OUT
THE ON-SCREEN IC
49
I2C DATA
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR THE VIDEO/AUDIO IC
50
I2C CLK
OUT
SERIAL DATA TRANSFER CLOCK FOR THE VIDEO/AUDIO IC
51
K-BUS_IN
IN
SERIAL DATA INPUT FOR THE D-VHS HOST CPU
52
K-BUS_OUT
OUT
SERIAL DATA OUTPUT FOR THE D-VHS HOST CPU
53
K-BUS_CLK
OUT
SERIAL DATA TRANSMISSION CLOCK FOR THE D-VHS HOST CPU
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
S_CASS(H)
IN
DETECTION SIGNAL FOR S-VHS CASSETTE
4-68
PIN NO.
PIN NO.
LABEL
LABEL
IN/OUT
IN/OUT
FUNCTION
FUNCTION
57
K-BUS_REQ
OUT
REQUEST OF SERIAL DATA FOR THE D-VHS HOST CPU
58
REC SAFETY
IN
REC SAFETY SWITCH DETECT (SW ON:L)
59
JUSTCLK/LN21
-
NC/NC
60
TU_A_MUTE(H)
OUT
TUNER AUDIO MUTE CONTROL (MUTE: H)
61
TU_CE
OUT
CHIP ENABLE OF THE TUNER UNIT
62
FWE
-
NC
63
NMI
-
NC
64
X2
-
TIMER CLOCK(32kHz)
65
X1
-
TIMER CLOCK(32kHz)
66
RES
-
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_CLK
OUT
CLOCK FOR DATA TRANSFER TO THE TUNER UNIT
73
TU_DATA
OUT
TUNING DATA
74
CH1_RECST(H)
OUT
REC START CONTROL FOR CH1
75
I2C CLK2
OUT
SERIAL DATA TRANSFER CLOCK FOR MEMORY IC
76
I2C DATA2
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR MEMORY IC
77
AT_ON
OUT
D-VHS LS3 REC TIMING CONTROL
78
SLOW_P
OUT
MEMORY TIMING CONTROL IN THE SLOW MODE
79
FLY_ON (H)
OUT
FLY REC START: FH
V.PULSE CONTROL,V COMPENSATION DURING SPECIAL
80
VP_CTL
OUT
PLAYBACK
81
CH2_RECST(H)
OUT
REC START CONTROL FOR CH2
82
Vcc
-
SYSTEM POWER
83
HS_RECST(L)
OUT
D-VHS HS RECORDING START
84
Vss
-
GND
85
SP_SHORT(H)
OUT
MODE SELECT
86
LP_SHORT(H)
OUT
MODE SELECT
87
H.REC_ST(H)
OUT
Hi-Fi AUDIO SOUND RECORDING START
88
N.REC_ST(H)
OUT
NORMAL AUDIO SOUND RECORDING START
89
A.MUTE(H)
OUT
AUDIO MUTE CONTROL (MUTE ON: H)
90
REF30
IN
REFERENCE SIGNAL INPUT (30HZ)
91
REF5
IN
REFERENCE SIGNAL INPUT (5HZ)
SERIAL DATA TRANSFER CLOCK FOR AUDIO/VIDEO AND TUNER/
92
EXP_CLK
OUT
REG CONTROL
93
EXP_DATA1
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR AUDIO/VIDEO CONTROL
94
EXP_DATA2
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR TUNER/REG CONTROL
95
EXP_DATA3
IN/OUT SERIAL DATA TRANSFER OUTPUT
96
BIT_IN(H)/SECAM_DET
-
NC/NC
97
SYNC_DET
IN
DETECTION OF VIDEO SYNC SIGNAL(DETECTED:H)
98
C.SYNC
IN
COMPOSITE SYNC
99
A.FF/HS2.FF
OUT
AUDIO FF OUTPUT
ROTATION DETECTION SIGNAL FOR DRUM MOTOR/TIMING
100
D.FF/STD.FF/HS1.FF
OUT
CONTROL SIGNAL FOR REC
101
CAPPWM
OUT
CAPSTAN MOTOR CONTROL
102
DRUMPWM
OUT
DRUM MOTOR CONTROL
103
HOST_RESET
OUT
RESET CONTROL FOR D-VHS HOST CPU
104
M.PULSE/EDSCE
OUT
NC/NC
105
REC_AREA
OUT
D-VHS REC AREA CTL(STD MODE:H)
106
HI_S_FF_REW
OUT
DETECTION OF HIGH SPEED FF/REW SIGNAL
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
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