4-45 4-46
4.23 CPU PIN FUNCTION
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 - SYSTEM POWER FOR ANALOG CIRCUIT
11 NORM/MESEC/S IN SVHS MODE:H
12
SECAM_DET(H)/KILLER_DET/BIT_IN(H)
IN
DETECTION SIGNAL FOR SECAM ON PB MODE(SECAM: H)/NC/NC
13 VIDEO_ENV IN
AUTO TRACKING DETECT/INPUT THE AVERAGE OF PLAYBACK VIDEO SIGNAL
14 START_SENSOR IN START SENSOR
15 END_SENSOR IN END SENSOR
16 IND(L) IN AUDIO INPUT (LCH) FOR THE FDP AUDIO INDICATOR
17 NC - NC
18 SCR_ID/WA_DET IN SCRAMBLE CONTROL INPUT (SCRAMBLE:H) / NC
19 IND(R) IN AUDIO INPUT (RCH) FOR THE FDP AUDIO INDICATOR
20 BS_ANT/AFC IN NC / TUNING CHECK
21 LED/RF AGC IN
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)/P.SAVE[0.1] IN TUNING PLL LOCK DETECT:L / CN
31 P50_IN IN CONTROL SIGNAL FOR TV LINK
32 R.PAUSE/COMPU_IN IN REMOTE PAUSE CONTROL / NC
33 RAE_OUT/COMPUOUT - NC
34 P50_OUT OUT CONTROL SIGNAL FOR TV LINK
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 HP_CTL - NC
42 PROTECT IN DETECTION SIGNAL FOR SW POWER SUPPLY
43 VSS - GND
44 RMO OUT REMOTE CONTROL OUTPUT FOR SATELLITE RECEIVER
45 VCC - SYSTEM POWER
46 EXP2_DATA IN/OUT SERIAL DATA TRANSFER OUTPUT FOR TUNER/REG CONTROL
47 EXP1_DATA IN/OUT SERIAL DATA TRANSFER OUTPUT FOR AUDIO/VIDEO CONTROL
48 EXP_CLK OUT
SERIAL DATA TRANSFER CLOCK FOR AUDIO/VIDEO AND TUNER/REG CONTROL
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 NC - NC
PIN NO. LABEL IN/OUT FUNCTION
57 NC - NC
58 N.REC_ST(H) OUT NORMAL AUDIO SOUND RECORDING START
59 JUST_CLK/SECAM(H) - NC
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 NC - NC
78 NC - NC
79 REC_SAFETY IN REC SAFETY SWITCH DETECT (SW ON:L)
80 V.P.CTL - NC
81 R-Y_REV/EDS_CS/EXT(L) OUT PAL EP MODE CONTROL / NC / NC
82 VCC - SYSTEM POWER
83 SLOW_P - NC
84 VSS - GND
85 SP_SHORT(H) - NC
86 LP_SHORT(H) - NC
87 FLY_ON(H) OUT FLY REC START:H
88 H.REC_ST(H) OUT HIFI AUDIO SOUND RECORDING START
89 TRICK(H)/M_TRICK(L) - NC
90 HEAD_SEL OUT HEAD SELECT(LP HEAD:H, SP HEAD:L)
91 OSD_CS OUT CHIP SELECT FOR THE ON-SCREEN IC
92 SYNC_DET(H) IN DETECTION OF VIDEO SYNC SIGNAL (DETECTED:H)
93 MESECAM(H) OUT MESECAM:H
94 JSB/STLB IN INPUT FOR THE JOG SHUTTLE
95 SHTL(L)/JOGA IN INPUT FOR THE JOG SHUTTLE
96 JOGB/S_CASS(H) IN NC/DETECTION SIGNAL FOR SVHS CASSETTE (SVHS: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
ROTATION DETECTION SIGNAL FOR DRUM MOTOR/TIMING CONTROL SIGNAL FOR REC
101 CAPPWM OUT CAPSTAN MOTOR CONTROL
102 DRUMPWM OUT DRUM MOTOR CONTROL
103 SUB_RESET - NC
104 HI_FF/REW(L) OUT HIGH SPEED FF/REW:L
105 SUB_BUSY - NC
106 SUB_CS - NC
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
PIN NO. LABEL IN/OUT FUNCTION
<
3001>
NC/CHANGES IN ATS+IC OUTPUT AS CAUSED BY CHANGES IN RECEIVER SENSITIVITY
WHEN THE SAME CHANNEL IS RECEIVED MORE THAN ONCE ARE INPUT
.
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