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CPU PIN FUNCTION
<SYSCON IC3001>
PIN NO.
LABEL
IN/OUT
FUNCTION
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
CTLAMPOUT
OUT
CTL PULSE OUTPUT
8
CTLSMTIN
IN
CTL PULSE OUTPUT
9
CFG
IN
CAPSTAN FG PULSE INPUT
10
SVcc
-
SYSTEM POWER
11
Avcc
-
SYSTEM POWER
12
AFCpc
OUT
AFC CLOCK (SYNC SEPARATOR FOR OSD / EXTERNAL CIRCUIT FOR AFC)
13
AFCosc
OUT
AFC CLOCK (SYNC SEPARATOR FOR OSD / EXTERNAL CIRCUIT FOR AFC)
14
CSYNC/HSYNC
IN
COMPOSITE SYNC/HORIZONTAL SYNC
15
VLPF/VSYNC
-
NOT USED
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
AFC
IN
TUNING CHECK
CHANGES IN ATS+IC OUTPUT AS CAUSED BY CHANGES IN RECEIVER
25
RF_AGC
IN
SENSITIVITY WHEN THE SAME CHANNEL IS RECEIVED MORE THAN ONCE ARE INPUT
AUTO TRACKING DETECT/INPUT THE AVERAGE OF
26
VIDEO_ENV
IN
PLAYBACK VIDEO SIGNAL
27
NC
-
NOT USED
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
S.DET
IN
DETECTION OF VIDEO SYNC SIGNAL (DETECTED:H)
36
AVcc
-
SYSTEM POWER
37
SP_FG
IN
DETECTION SIGNAL FOR SUPPLY REEL ROTATION/TAPE REMAIN
38
LSB
IN
MECHANISM MODE DETECT (B)
39
REC_SAFTY
IN
REC SAFETY SWITCH DETECT (SW ON:L)
40
S.CASS[H]
IN
DETECTION SIGNAL FOR SVHS CASSETTE (SVHS:H)
41
JSA
IN
INPUT FOR THE JOG SHUTTLE
42
TU_FG
IN
DETECTION SIGNAL TAKE-UP REEL ROTATION/TAPE REMAIN
43
DIG6
OUT
LED DRIVE
44
LM_FR(LMC1)
OUT
LOADING MOTOR DRIVE
45
NC
-
NOT USED
46
D_A
OUT
LED DRIVE
47
D_B
OUT
LED DRIVE
48
D_C
OUT
LED DRIVE
49
D_D
OUT
LED DRIVE
50
D_E
OUT
LED DRIVE
51
D_F
OUT
LED DRIVE
52
D_G
OUT
LED DRIVE
53
DIG7
OUT
LED DRIVE
54
P.CTL[H]
OUT
CONTROL SIGNAL FOR SWITCHING POWER SUPPLY
55
CAP_REV[H]
OUT
CAPSTAN MOTOR REVERSE CONTROL (FWD:L/REV:H)
56
Vcc
-
SYSTEM POWER
PIN NO.
LABEL
IN/OUT
FUNCTION
57
Vss
-
GND
58
DIG5
OUT
LED DRIVE
59
I2C_CLK2
OUT
SERIAL DATA TRANSFER CLOCK FOR MEMORY IC
60
I2C_DATA2
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR MEMORY IC
61
I2C_CLK
OUT
SERIAL DATA TRANSFER CLOCK FOR MEMORY IC
62
I2C_DATA
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR MEMORY IC
63
DIG4
OUT
LED DRIVE
64
DIG3
OUT
LED DRIVE
65
DIG2
OUT
LED DRIVE
66
DIG1
OUT
LED DRIVE
67
LSA
IN
MECHANISM MODE DETECT (A)
68
NC
-
NOT USED
69
POWER_DET
IN
DETECTION SIGNAL FOR POWER DOWN OF AC POWER SUPPLY
70
NC
-
NOT USED
71
PROTECT
IN
DETECTION SIGNAL FOR SW POWER SUPPLY
72
RC
IN
REMOTE CONTROL DATA INPUT
73
SW2
IN
TUNER SYSTEM MODE:L
74
FEW
OUT
FLASH WRITE ENABLE
75
X2
-
TIMER CLOCK(32kHz)
76
X1
-
TIMER CLOCK(32kHz)
77
RES
-
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
-
NOT USED
83
CTL_B
OUT
INPUT VIDEO SIGNAL SELECT CONTROL-B
84
ET_REC[H]
OUT
S-VHS ET REC MODE:H
85
SB_GAIN
OUT
VOLTAGE CONTROL SIGNAL FOR VIDEO FREQUENCY RESPONSE
86
CTL_A
OUT
INPUT VIDEO SIGNAL SELECT CONTROL-A
87
NC
-
NOT USED
88
MESECAM_DET
OUT
MESECAM:H
89
JSB
IN
INPUT FOR THE JOG SHUTTLE
90
NC
-
NOT USED
91
SP_SHORT[H]
OUT
MODE SELECT
92
LP/EP_SHORT[H]
OUT
MODE SELECT
93
H.REC_ST[H]
OUT
HiFi AUDIO SOUND RECORDING START
94
A.MUTE[H]
OUT
AUDIO MUTE CONTROL (MUTE:H)
95
PAL_PB[H]
OUT
PAL FM (PB ON:H)
96
YCO
OUT
OSD CHARACTER SIGNAL
97
NC
-
NOT USED
98
P.MUTE[L]
OUT
PICTURE MUTE CONTROL (MUTE ON : L)
99
R
-
NOT USED
100
N.REC_ST[H]
OUT
NORMAL AUDIO SOUND RECORDING START
101
N_REC[H]
OUT
NORMAL AUDIO REC MODE CONTROL SIGNAL (REC:H)
102
SW1
OUT
TUNER SYSTEM MODE:H
103
CTL_GAIN
OUT
CONTROL AMP OUT FREQUENCY RESPONSE SWITCHING
104
DFG
IN
DRUM FG PULSE INPUT
105
D.FF
OUT
ROTATION DETECTION SIGNAL FOR DRUM MOTOR/TIMING CONTROL SIGNAL FOR REC
106
A.FF
OUT
AUDIO FF OUTPUT
107
DRUM_CTL_V
OUT
DRUM MOTOR CONTROL
108
CAP_CTL_V
OUT
CAPSTAN MOTOR CONTROL
109
V.PULSE
OUT
V.PULSE ADDITION TIMING CONTROL
110
Vss
-
GND
111
C.SYNC
IN
COMPOSITE SYNC INPUT
112
Vcc
-
SYSTEM POWER
2-35
REMOTE CONTROLLER SCHEMATIC DIAGRAM
R2
VSS
XI
X1
XO
P00
P01
P02
P03
P10
P11
P33
FDP GRID ASSIGNMENT AND ANODE CONNECTION
GRID ASSIGNMENT
J4
J5
J6
J7
S - VHS
J3
J2
H3
J1
DIG1
DIG2
DIG3
H4,H5
H6
H7
ANODE CONNECTION
No.
CONNECTION
1
CATHODE G, J7, H8
2
CATHODE F, J6, H7
3
CATHODE E, J5, H6
CATHODE D, J4, H4, H5
4
5
CATHODE C, J3, H3
6
CATHODE B, J2, H2
7
CATHODE A, J1, H1
8
COMMON ANODE H1-H8
COMMON ANODE J1-J7
9
10
COMMON ANODE (DIGIT 5)
11
COMMON ANODE (DIGIT 4)
12
COMMON ANODE (DIGIT 3)
13
COMMON ANODE (DIGIT 2)
14
COMMON ANODE (DIGIT 1)
2-36
(LP20878-014#/015#)
TV
PROG
?(PROG CHECK)
ENTER/ENTREE
30 SEC
PR
DATE
- - : - -
(REC)
(REW)
PR
START/DEBUT
STOP/FIN
DATE
START/DEBUT
STOP/FIN
IC1
MENU
0 / AUX
R1
VDD
8 / DAILY/QTDN.
4
KI/04
+
TST
AUDIO/
/
(PLAY)
P21
9
1
X/0000(CANCEL)
7 / VSP/PDC
P22
42
34
26
18
10
2
/
(POWER)
5
P23
43
35
27
19
11
(PAUSE)
3
2
6
44
36
28
20
12
4
P24
TV/VCR
/
(SP/LP)
45
37
29
21
13
5
P30
-
P31
46
38
30
22
14
6
42
3
43
(FF)
47
31
23
15
P32
7
44
(STOP)
45
RE-VIEW
48
40
32
24
16
8
46
1
9 / WEEKLY/HEBDO
47
48
OK
9+27
REC START
9+32
REC PAUSE
1+30
POWER
1+36
TV/VCR
1+26
MUTE
1+37
MAIN/SUB
1+38
TV
1+40
TV PR
1+23
TV
1+22
TV PR
H1
H2
H8
DIG4
DIG5
(MUTE)
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