Preliminary - Reptips

2
1
CPU PIN FUNCTION
PIN NO. LABEL IN/OUT FUNCTION PIN NO. LABEL IN/OUT FUNCTION
1 CTL[+] IN/OUT CTL(+) SIGNAL
57 BS_12C_CLK - NOT USED
2 SVss - GND
58 N.REC_ST[H] OUT NORMAL AUDIO SOUND RECORDING START
3 CTL[-] IN/OUT CTL(-) SIGNAL
59 JUST_CLOCK/EDS[H] IN VIDEO SIGNAL FIELD DETECT
4 CTLBIAS - CTL BIAS VOLTAGE
60 TU_12C_DATA OUT DATA OUTPUT TO TUNER
5 CTLFB IN CTL PULSE FEEDBACK
61 TU_12C_CLK OUT CLOCK OUTPUT TO TUNER
6 CTLAMPOUT OUT CTL PULSE OUTPUT
62 FWE - FLASH WRITE ENABLE
7 CTLSMTIN IN CTL PULSE OUTPUT
63 NMI - NOT USED
8 CFG IN CAPSTAN FG PULSE INPUT
64 X2 - TIMER CLOCK(32kHz)
9 SVcc - SYSTEM POWER
65 X1 - TIMER CLOCK(32kHz)
10 Avcc - SYSTEM POWER
66 RES - RESET TERMINAL(RESET ON:L)
11 NORM/MESEC/S_DET IN SQPB:H/MESECAM:M/NORMAL:L
67 OSC1[IN] IN MAIN SYSTEM CLOCK(10MHz)
12 WIDE_DET2/AFC2 IN NOT USED/TUNING CHECK
68 Vss - GND
13 LSA IN MECHANISM MODE DETECT (A)
69 OSC2[OUT] IN MAIN SYSTEM CLOCK(10MHz)
14 START_SENSOR IN START SENSOR
70 Vcc - SYSTEM POWER
15 END_SENSOR IN END SENSOR
71 MODE - NOT USED
16 LSB IN MECHANISM MODE DETECT (B)
72 SYNC_DET[H] IN DETECTION OF VIDEO SYNC SIGNAL (DETECTED : H)
17 LSC IN MECHANISM MODE DETECT (C)
73 S.CASS[H] IN DETECTION SIGNAL FOR SVHS CASSETTE(SVHS:H)
18 LED/RF_AGC IN DETECT THE MTS MODE
74 A.MUTE_VHS[H] OUT AUDIO MUTE CONTROL FOR VHS(MUTE:H)
19 WIDE_DET IN S1/S2 DETECT
75 12C_CLK2 OUT SERIAL DATA TRANSFER CLOCK FOR MEMORY IC
20 BS_ANT/AFC IN TUNING CHECK
76 12C_DATA2 IN/OUT SERIAL DATA TRANSFER OUTPUT FOR MEMORY IC
21 VIDEO_ENV IN AUTO TRACKING DTECT/INPUT THE AVERAGE OF PLAYBACK VIDEO SIGNAL
77 BS_12C_DATA - NOT USED
22 A.ENV/ND[L] IN AUDIO PB FM ENV.INPUT/NON HiFi MODE:L
78 SYNC_DET_VDR[L] IN DETECTION OF VIDEO SYNC SIGNAL FOR VDR (DETECTED : L)
23 Avss - GND
79 EXP_CLK OUT EXPANDER IC DATA TRANFER CLOCK
24 CTL_GAIN/TEST OUT CONTROL AMP OUT FREQUENCY RESPONSE SWITCHIN
80 I.MUTE[L] OUT INTERFACE VIDEO SIGNAL MUTING CONTROL OUTPUT
25 A.MUTE_VDR[H] OUT AUDIO MUTE CONTROL FOR VDR(MUTE:H)
81 TRICK[H] OUT SLOW/STILL/SEARCH MODE : H
26 P.MUTE_VDR[H] OUT PICTURE MUTE CONTROL FOR VDR(MUTE:H)
82 Vcc - SYSTEM POWER
27 C.BIAS2/CONV_CTL OUT ADD THE DC BIAS TO COLOR OUTPUT/RF CONVERTER CONTROL 83 A.MUTE[H] OUT AUDIO MUTE CONTROL (MUTE:H)
28 CAP.M_F/R OUT CAPSTAN MOTOR REVERSE CONTROL (FWD:L/REV:H)
84 Vss - GND
29 RC_IN IN REMOTE CONTROL DATA INPUT
85 SP_SHORT[H] OUT MODE SELECT
30 INPUT_SEL1 OUT VIDEO SIGNAL INPUT SELECT
86 SLOW_PULSE - NOT USED
31 GR_ON[L] - NOT USED
87 VP_CTL - NOT USED
32 BS_REC_LINK/COMPU_IN - NOT USED
88 H.REC_ST[H] OUT HiFi AUDIO SOUND RECORDING START
33 INPUT_SEL5/COMPU_OUT - NOT USED
89 LINE2INFO - NOT USED
34 INPUT_SEL2 OUT VIDEO SIGNAL INPUT SELECT
90 ANT_CTL/CH_SW OUT NOT USED/RF CONVERTER CHANNEL SELECT
35 LM_F/R/S[LMC1] OUT LOADING MOTOR DRIVE
91 OSD_CS OUT ONSCREEN IC CHIP SELECT
36 LSD[LMC2] IN MECHANISM MODE DETECT (D)
92 E5_RESET OUT RESET OUTPUT TO IC1401
37 BS_P.CTL[H]/EDS_CS[L] OUT EDS CHIP SELECT
93 HI_S.FFREW OUT HIGH SPEED FF/REW CONTROL
38 SB_GAIN[PWM] OUT VOLTAGE CONTROL SIGNAL FOR VIDEO FREQUENCY RESPONSE
94 ADC_RST[L] OUT STEREO A/D CONVERTER RESET PULSE
39 STB OUT CLOCK OUTPUT PERMISSION
95 EXP1_DATA OUT SERIAL DATA TO EXPAND IC
40 POWER_DET IN DETECTION SIGNAL FOR POWER DOWN OF AC POWER SUPPLY 96 P.SAVE[L] OUT POWER SAVE MODE:H
41 REC_SAFETY IN REC SAFETY SWITCH DETECT (SW ON:L)
97 P.CTL[H] OUT POWER ON/OFF CONTRPL (POWER ON:H)
42 PROTECT IN DETECTION VOLTAGE FOR SW POWER SUPPLY
98 C.SYNC IN COMPOSITE SYNC INPUT
43 Vss - GND
99 A.FF OUT AUDIO FF OUTPUT
44 C_BIAS1/RMO OUT ADD THE DC BIAS TO COLOR OUTPUT
100 V.FF OUT
ROTATION DETECTION SIGNAL FOR DRUM MOTOR
/TIMING CONTROL SIGNAL FOR REC
45 Vcc - SYSTEM POWER
101 CAPPWM OUT CAPSTAN MOTOR CONTROL
46 KBUS_DATA_IN IN SERIAL DATA TRANSFER INPUT FROM DVD CPU
102 DRUMPWM OUT DRUM MOTOR CONTROL
47 KBUS_DATA_OUT OUT SERIAL DATA TRANSFER OUTPUT TO DVD CPU
103 BIT_IN[H] - NOT USED
48 KBUS_CLK OUT SERIAL DATA TRANSFERMER CLOCK FOR DVD CPU
104 P.MUTE_VDR[L] OUT PICTURE MUTE CONTROL FOR DVD (MUTE ON:L)
49 12C_DATA_AV OUT SERIAL DATA TRANSFER OUTPUT FOR AV IC
105 ET_REC[H] OUT S-VHS ET REC MODE:H
50 12C_CLK_AV IN/OUT SERIAL DATA TRANSFER CLOCK FOR AV IC
106 P.MUTE_VHS[L] OUT PICTURE MUTE CONTROL FOR VHS (MUTE ON:L)
51 S.DATA_TO_SYS IN SERIAL DATA TRANSFER OUTPUT FROM THE ON-SCREEN TO THE FDP DRIVER
107 DFG IN DRUM FG PULSE INPUT
52 S.DATA_FR_SYS OUT SERIAL DATA TRANSFER OUTPUT FROM THE FDP DRIVER TO THE ON-SCREEN
108 DFG IN DRUM FG PULSE INPUT
53 S.CLK OUT SERIAL DATA TRANSFERMER CLOCKFOR ONSCREEN IC
109 Vcc - SYSTEM POWER
54 SP_FG IN DETECTION SIGNAL FOR SUPPLY REEL ROTATION/TAPE REMAIN 110 V.PULSE OUT V.PULSE ADDITION TIMING CONTROL
IC3001
(SYSTEM CONTROL MICRO PROCESSOR)
MAIN (SYSCON)
3
0
M
TO
FMA/DEMOD
I2C_DATA_AV
I2C_CLK_AV
A.MUTE(H)_VHS(H)
69
OSC2(OUT)
88
H.REC_ST(H) H.REC_ST(H)
4
3
5
5
6
1
9
2
4
OSC1(IN)
X3002
MAIN SYSTEM
CLOCK
(10MHz)
I2C_DATA_AV
I2C_CLK_AV
49
50
1
2
I2C_DATA_AV
I2C_CLK_AV
67
65
4
1 2
1
9
DRUM MOTOR
5 8
D PG+
D PG-
TO
VIDEO/N. AUDIO
X1
74
A.MUTE_VHS(H) A.MUTE_VHS(H)
X3001
TIMER CLOCK
(32kHz)
C3025
TIMER CLOCK
N.REC(H)
64
X2
WF1
CN3001
IC3003
( SERIAL MEMORY)
CFG
CAP.M_F/R
CAPPWM
LM_F/R/S(LMC1)
DFG
DRUMPWM
8
28
101
35
108
102
5 7
10
10
3in1MDA
CAP MOTOR
SDA
SCL
11
CAP.M_FG
CAP.M_F/R
CAP.M_VCTL
LM_F/R/S
DRUM_PG/FG
DRUM_VCTL
5
6
11
12
12
M
I2C_DATA2
76
75
I2C_DATA2
I2C_CLK2
I2C_CLK2 TO
TU_I2C_DATA TUNER
TU_I2C_CLK
TP4001
CTL. P
61
60
TU_I2C_DATA
TU_I2C_CLK
6
WF3
CTL_AMP_OUT
WF2
L1
L2
CTL_GAIN
SP_FG
TU_FG
PC3001
54
55
PC3002
PHOTO
SENSOR
PHOTO
SENSOR
89
COMPU_IN
5 5 LOADING MOTOR
M
30
COMPU_OUT
IC3601
( SERIAL to PARALLEL)
DATA1
CLK
95
79
EXP1_DATA
EXP_CLK
JS3001
13
TO
AUDIO I/O
N.REC(H)
5
4
VDR(H)
VDR(H)
6
A.IN_SEL1
A_INPUT_SEL1
7
A.IN_SEL2 A_INPUT_SEL2
2
3
LSA
LSB
LSC
LSD(LMC2)
2
SYSTEM CONTROL BLOCK DIAGRAM
I2C_DATA2 TO
I2C_CLK2 VIDEO SW
Q4001
24
SW
Q7591
Q7592
J7506
SAT CTL
SW
Q3007
SW
START_SENSOR
14
START
SENSOR
Q3002
1
3
2
END_SENSOR
15
END
SENSOR
Q3003
16
17
LSA
LSB
LSC
ROTARY
ENCODER
36
LSD
10
LED5(L)
FAN_CTL(H)
8
9
TO SW. REG.
CN5311 CN5301
5 FAN_CTL(H)
11
LED6(L)
LED7(L)
12
LED8 13
LED9 14
LED10
2
1
HEAD
A/C
CN2001
CN1
TO OPE/JACK
CN7201
CTL(-)
CTL(+)
HEAD( - )
HEAD ( + )
CTL
CTL
3
1
CN3104
Q3011 SW
10 LED5(VHS_TIMER)
11 LED6(VHS)
12 LED(VHS_REC)
13 BLUE_LED
WF4
11
AL5V
S_DET
V.FF
V. PULSE
VIDEO_ENV
N.REC_ST(H)
SP_SHORT(H)
SB_GAIN(PWM)
C.SYNC
100
110
TO DISPLAY
CN3102 CN7001
3 BLUE_LED
LED9(DVD_TIMER)
1 LED10(DVD)
SAFETY SW
REC
S3001
21
41
REC_SAFETY
58
85
S_DET
D.FF
V. PULSE
VIDEO_ENV
N.REC_ST(H)
SP_SHORT(H)
SP_GAIN(PWM)
C.SYNC
TO
VIDEO/N. AUDIO
38
98
WF5
TP4001
CTL.P IC3001-1 IC3001-98
WF1 WF2
WF3 WF4 WF5
CN3001-11
DRUM_PG/FG
CN3001-1
CAP.M_FG
REC 5.0Vp-p
2.0V/0.1msec/DIV
REC 3.7Vp-p
2.0V/10msec/DIV
PB 3.2Vp-p
1.0V/10msec/DIV
REC/PB 4.6Vp-p
0.1V/1.0msec/DIV
REC/PB 4.6Vp-p
0.2V/0.5msec/DIV
55 TU_FG IN DETECTION SIGNAL TAKE-UP REEL ROTATION/TAPE REMAIN
56 KBUS_REQ(IN) OUT SERIAL DATA TRANSFER REQUEST TO DVD CPU
111 Vss - GND
112 CTLREF - CTL REFERENCE VOLTAGE
HEAD
A/C
CTL
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