JVC HR-S3800U Service Manual page 14

PIN NO. LABEL
51 VDD2
52 AFCC
53 AFCLPF
54 FSCI/BIT_IN(H)
55 FSCLPF/BS_P.CTL
56 I2C_DATA
57 I2C_CLK/TEST
58 CHARAE
59 LMC3
60 CHARAM
61 LSA
62 LSB
63 LSC
64 S.DET
65 D.FG_IN
66 D.PG_IN
67 C.FG_AMP_OUT
68 C.FG_IN
69 AMP_VREF_OUT
70 AMP_VREF_IN
71 AVSS
72 AMP_C
73 AVCC
74 CTL_+
75 CTL_-
76 CTL_AMP_OUT
77 LOCK(L)
78 BS_ANT/KILLER_OUT
79 START_SENSOR
80 FULLE.ON(H)/3.58NTSC(H)/GR_ON(H)
81 REC_SAFETY
82 COMPU_OUT/WIDE_DET
83 VIDEO_ENV
84 A_ENV/ND(L)
85 END_SENSOR
86 AFC/JUST_CLK
87 LED
88 IND(L)
89 IND(R)
90 POWER_DET
91 P.SAVE(L)
92 N.REC(H)
93 FH625(L)/TRICK(H)
94 PROTECT
95 STB
96 S.CLK
97 S_DATA_FRSYS
98 S_DATA_TOSYS
99 JSA
100 JSB
IN/OUT
- SYSTEM POWER
IN FILTER INPUT FOR HORIZONTAL SYNCHRONIZING OF OSD CHARACTER
OUT FILTER INPUT FOR HORIZONTAL SYNCHRONIZING OF OSD CHARACTER
- NC
- NC
IN/OUT I/O DATA FOR MEMORY IC
OUT SERIAL DATA TRANSFER CLOCK FOR MEMORY IC
OUT OSD CHARACTER DATA (FRINGE) OUTPUT
OUT LOADING MOTOR DRIVE(3)
OUT OSD CHARACTER DATA OUTPUT
IN MECHANISM MODE DETECT(A)
IN MECHANISM MODE DETECT(B)
IN MECHANISM MODE DETECT(C)
IN DETECTION SIGNAL FOR S-VHS MODE (S-VHS PB:H)
IN DRUM FG PULSE INPUT
IN DRUM PICKUP PULSE INPUT(SWITCHING PULSE)
OUT SET-UP OUTPUT FOR CAPSTAN FG AMPLIFICATION FACTOR
IN CAPSTAN FG PULSE INPUT
OUT AMP CIRCUIT REFERENCE VOLTAGE OUTPUT
IN AMP CIRCUIT REFERENCE VOLTAGE INPUT
- GND
IN CAPACITOR CONNECT TERMINAL FOR CTL AMP CIRCUIT
- SYSTEM POWER
IN/OUT CTL(+) SIGNAL
IN/OUT CTL(-) SIGNAL
OUT CTL PULSE OUTPUT
IN TUNING PLL LOCK DETECT:L
- NC
IN START SENSOR
OUT FULL ERASE HEAD ON:H/NC/NC
IN REC SAFETY SWITCH DETECT (SW ON:L)
OUT A/V COMPULINK OUTPUT/NC
IN AUTO TRACKING DETECT/INPUT THE AVERAGE OF PLAYBACK VIDEO SIGNAL
IN AUDIO PB FM ENV.INPUT/NON HiFi MODE: L
IN END SENSOR
IN TUNING CHECK/NC
- NC
- NC
- NC
IN DETECTION SIGNAL FOR POWER DOWN OF AC POWER SUPPLY
- NC
OUT NORMAL AUDIO REC MODE CONTROL (REC:H)
- NC
IN DETECTION SIGNAL FOR SW. POWER SUPPLY
OUT STROBE (FOR FDP DRIVER)
OUT SERIAL DATA TRANSMISSION CLOCK FROM THE FDP DRIVER TO THE ON-SCREEN IC
OUT SERIAL DATA TRANSFER OUTPUT FROM THE FDP DRIVER TO THE ON-SCREEN IC
IN SERIAL DATA TRANSFER OUTPUT FROM THE ON-SCREEN IC TO THE FDP DRIVER
IN INPUT FOR THE JOG SHUTTLE
IN INPUT FOR THE JOG SHUTTLE
FUNCTION
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