JVC HR-S9850EK, Service Manual

Page: 64 / 90

4-41 4-42
4.24 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 FEED BACK
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
NC/COLOR KILLER DETECT / NC [HR-S9850EU/EK]
DETECTION SIGNAL FOR SECAM ON PB MODE(SECAM: H) / NC / NC [HR-S9850MS]
NC [HR-S9850EU/EK]
NC / COLOUR SYSTEM SECAM:H [HR-S9850MS]
11 NORM/MESEC/S IN SVHS MODE:H
12 SECAM_DET(H)/KILLER_DET/BIT_IN(H) IN
13 VIDEO_ENV IN AUTO TRACKING DETECT/INPUT THE AVERAGE OF PLAYBACK VIDEO SIGNAL
14 START_SENSOR IN STATR SENSOR
15 END_SENSOR IN END SENSOR
16 IND(L) IN AUDIO INPUT (LCH) FOR THE FDP AUDIO INDICATOR
AUDIO INPUT (RCH) FOR THE FDP AUDIO INDICATOR
17 NC - NC
18 SCR_ID/WA_DET IN SCRAMBLE CONTROL INPUT (SCRAMBLE:H) / NC
19 IND(R) IN
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 MODEL: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)
MECHANISM MODE DETECT(C) 27 LSC IN
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 / NC
31 P50_IN IN
IN
CONTROL SIGANAL FOR TV LINK
CONTROL SIGANAL FOR TV LINK
32 R.PAUSE/COMPU_IN REMOTE PAUSE CONTROL / NC
33 RAE_OUT/COMPUOUT - NC
34 P50_OUT OUT
35 LMC1 OUT LOADING MOTOR DRIVE(1)
LOADING MOTOR DRIVE(2)
LOADING MOTOR DRIVE(3)
36 LMC2 OUT
37 LMC3 OUT
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
DETECTION SIGNAL FOR SW POWER SUPPLY
41 HP_CTL - NC
42 PROTECT IN
43 VSS - GND
44 RMO OUT REMOTE CONTORL OUTPUT FOR SATELLITE RECEIVER
45 VCC - SYSTEM POWER
46 EXP2_DATA IN/OUT SERIAL DATA TRANSFER OUTPUT FOR TUNER/REG CONTORL
SERIAL DATA TRANSFER OUTPUT FOR AUDIO/VIDEO CONTORL
SERIAL DATA TRANSFER OUTPUT FOR VIDEO/AUDIO IC
SERIAL DATA TRANSFER CLOCK FOR VIDEO/AUDIO IC
SERIAL DATA TRANSFER CLOCK FOR AUDIO/VIDEO AND TUNER/REG CONTORL
47 EXP1_DATA IN/OUT
48 EXP_CLK OUT
49 I2C_DATA_A/V IN/OUT
50 I2C_CLK_A/V OUT
51 S.DATA_TOSYS
S.DATA_FRSYS
IN SERIAL DATA TRANSFER OUTPUT FROM THE ON-SCREEN IC TO THE FDP DRIVER
SERIAL DATA TRANSFER OUTPUT FROM THE FDP DRIVER TO THE ON-SCREEN IC
SERIAL DATA TRANSMISSION CLOCK FROM THE FDP DRIVER TO THE ON-SCREEN IC
52 OUT
53 S.CLK OUT
54 SP_FG IN DETECTION SIGNAL FOR SUPPLY REEL ROTATION/TAPE REMAIN
DETECTION SIGNAL FOR TAKE-UP REEL ROTATION/TAPE REMAIN
55 TU_FG IN
56 NC - NC
PIN NO. LABEL IN/OUT FUNCTION
57 NC - NC
58 N.REC_ST(H) OUT
OUT
NORMAL AUDIO SOUND RECORDING START
59 JUST_CLK/SECAM(H)
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)
TIMER CLOCK (32.768KHz) 65 X1 -
66 RES(L) - RESET TERMINAL (RESET ON:L)
67 OSC1(IN) - MAIN SYSTEM CLOCK (10MHz)
MAIN SYSTEM CLOCK (10MHz)
68 VSS - GND
69 OSC2(OUT) -
70 VCC - SYSTEM POWER
SYSTEM POWER
71 MODE - NC
72 TU_A_MUTE(H) OUT TUNER AUDIO MUTE CONTROL (MUTE:H)
AUDIO MUTE CONTROL (MUTE:H)
TUNER VIDEO CONTROL (MUTE:H) 73 TU_V_MUTE(H) OUT
74 A.MUTE(H) OUT
75 I2C_CLK2 OUT SERIAL DATA TRANSFER CLOCK FOR MEMORY IC
SERIAL DATA TRANSFER OUTPUT FOR MEMORY IC 76 I2C_DATA2 IN/OUT
77 NC - NC
78 NC - NC
79 REC_SAFETY IN REC SAFETY SWITCH DETECT (SW ON:L)
80 V.P.CTL V.PULSE CONTROL, V COMPENSATION DURING SPECIAL PLAYBACK
81 R-Y_REV/EDS_CS/EXT(L) OUT
OUT
PAL EP MODE CONTROL / NC / NC
82 VCC -
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
OUT
HIFI AUDIO SOUND RECORDING START
89 TRICK(H)/M_TRICK(L)
-
-
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 ADV. JOG
INPUT FOR THE ADV. JOG
95 SHTL(L)/JOGA NC
NC
96 JOGB/S_CASS(H)
97 JSA/STLA IN
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
DRUM MOTOR CONTROL
102 DRUMPWM OUT
OUT 103 SUB_RESET RESET SIGNAL FOR THE SUB CPU (NAVI)
104 HI_FF/REW(L) OUT
OUT
HIGH SPEED FF/REW:L
105 SUB_BUSY SUB CPU (NAVI) BUSY
106 SUB_CS CHIP SELECT FOR THE SUB CPU (NAVI)
107 DPG IN
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 REFFERENCE VOLTAGE
PIN NO. LABEL IN/OUT FUNCTION
<SYSCON IC3001>
NC / CHANGES IN ATS+IC OUTPUT AS CAUSED BY CHANGES IN RECEIVER SENSITIVITY
WHEN THE SAME CHANNEL IS RECEIVED MORE THAN ONCE ARE INPUT
SPECIAL PLAYBACK: H/REC AFC FILTER, PB APC FILTER, BURST
ACC FILTER, COLOR KILLER DET FILTER
.
4.23 REMOTE CONTROLLER SCHEMATIC DIAGRAM
SEG5
SEG6
SEG2
SEG3
SEG4 COM2
COM3/
( SEG0
)
SEG1
COM0
VLCD3 VLCD1
VDD
VLCD2
COM1
OSC2 OSC1
DATE
IC1
DATE DATE DATE DATE DATE
CABLE/SAT
TV/VCR
VCR
TV
REC PAUSE
IR
O/P40
REC START
(FF)
(REW)
(PLAY)
/
(SP/LP)
(TIMER)
MENU
X10000 (CANCEL)
NAVIGATION
TV PROG
TV PROG
(TRANS)
30 SEC
LCD PROG
(STOP)
(PAUSE)
(REC)
?(PROG CHECK)
+
/TV
/TV
(POWER)
/
AUDIO/
/
(MUTE)
-
DATE
START
STOP
PROG
8/DAILY
0/AUX
7/VPS
STOP
START
DATE
9/WEEKLY
TCO/P01
BZ/P00
(OPEN)
(OPEN)
XI
XO
SEG24
SEG23
KEY NAME KEY No.
3V
C1
R1
D1
Q1
R2
J3 J2
J1
8
7
6
5
4
3
1
16
15
14
13
12
11
10
9
24
23
22
21
20
19
18
17
32
31
30
29
28
27
26
25
40
38
37
36
35
34
33
48
47
46
45
44
43
42
41
(OPEN)
C10
(OPEN)
(OPEN)
C9
(OPEN)
R9
(OPEN)
R10
(OPEN)
C8
C2
R3
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
COM0
COM1
COM2
COM3
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
X1
R7 R6
C5
C4
R5
2
49
SEG23 SEG24
46 47 48
SEG22
43 44 45 40 41 42
50
51
54
53
52
SEG20
SEG19
SEG18
SEG17
SEG21
55
56
57
58
SEG16
SEG15
SEG14
SEG13
SEG31/P62 SEG30/P61 SEG29/P60 SEG28/P73 SEG27/P72 SEG26/P71 SEG25/P70 P23
36 37 38
P22 P20 P21
33 34 35
32 P13
31
30
27
28
29
26
25
23
24
P12
P11
P10
P03
P02
SBT/P33
SBD/P32
RMO/P50
39
SEG32/P63
61
60
62
63
SEG11
SEG10
SEG9
SEG8
1 3
2
64 SEG7
4 6 5 8 9 7 12 13 11 15 16 14
20
21
19
18
R8
X2
17
TC12/P30
RST/WDT
VSS
C6
R4
1
IC2
C7
4
10
59 22 SEG12 SYNC/P31
LCD
OK/(ENTER)
- - : - -/(ENTER)
Q2
(LP20667-004*/008*)