DAEWOO ELECTRONICS DV-F882DY-C Service Manual page 65

9. IC601 ( µ-COM)
NO NAME ASSIGNMENT
1 CTL/TEST CONTROL PULSE TEST PORT
2 VS/SHARP E.E. : VS TUNING,
PLAYBACK : SHARPNESS
3 CAP PWM CAPSTAN CONTROL PWM
OUTPUT
4 DRUM PWM DRUM CONTROL PWM
OUTPUT
5 S/REEL SUPLY REEL PULSE INPUT
6 T/REEL TAKE-UP REEL PULSE INPUT
7 MUTE 1 AUDIO/PIF MUTE 1
8 DUAL DUAL
9 TAPE START TAPE START SENSOR
DATA INPUT
10 N.C
11 REMOCON REMOCON DATA INPUT PORT
12 CAP. I. LIM CAPSTAN I.CONTROL
13 CAP F/R CAPSTAN FWD/RVS
14 PB (L) PLAY LOW
15 C.ROTARY COLOR ROTARY
16 H.A/SWP HEAD AMP SWITCHING
17 ENVE/COMP ENVELOPE COMPARE
18 V.SWP VIDEO SWITCHING
19 Q-Vsync Q-Vsync
20 AUDIO SW AUDIO SWITCHING
21 TRICK/H TRICK/HIGH
22 REC (L) REC : LOW
23 SP (H) SP : HIGH
24 LP (H) LP : HIGH
25 NICAM/A2 NICAM, A2
26 Vcc Vcc
27 A MUTE (2) AUDIO MUTE 2
28 POWER FAIL POWER FAIL PORT
29 EE (L) E.E : LOW
30 OSD STB OSD STROBE
31 NTSC (H) NTSC : HIGH
32 LP TRICK LP TRICK
33 TV/VCR TV/VCR : PORT
34 POWER/ON POWER ON/OFF CONTROL
PORT
35 NUMA GND
36 NUMB GND
ACTIVE NO NAME
PULSE 37 RESET
38 Xin
PULSE
39 Xout
40 CLK/SEL
PULSE
41 Vss
42 Xcin
PULSE
43 Xcout
44 TV/LINE
PULSE
45 LM/ON
PULSE
46 LM F/R
HIGH
47 CST/DOWN
HIGH
48 REC SAFETY REC SAFETY SW DATA INPUT
LOW
49 CAM A
50 CAM B
51 CAM C
PULSE
52 CAM D
LOW 53 VL
54 VH
L/H
55 VU
LOW
56 AFT DEFEAT
PULSE
PULSE
57 STEREO
PULSE
58 VPS DATA
PULSE
59 VPS CLK
PULSE/L
60 EEPROM STB
PULSE
61 EEPROM CLK
HIGH
62 EEPROM
LOW
DATA
HIGH
63 A/V CLOCK
HIGH
64 A/V DATA
65 AMP Vcc
66 DRUM/PG
67 DRUM/FG
LOW
68 CAP/FG
LOW
69 Vref OUT
LOW
70 Vref In
HIGH
71 CLAMPF
HIGH
72 CLAMPR
H/L
73 CTLAMPout
L/H
74 AMPC
75 CTLAMPin
76 CTL+SWout
62
ASSIGNMENT
RESET INPUT PORT
16MHZ OSC IN
16MHZ OSC OUT
RESET : 32KHZ OSCILLATION
GND
32.768KHZ OSC IN
32.768KHz OSC OUT
TV/LINE : PORT
LOADING MOTOR ON
LOADING MOTOR FWD/RVS
CASSETTE DOWN OUT
CAM A DATA INPUT
CAM B DATA INPUT
CAM C DATA INPUT
CAM D DATA INPT
BAND LOW : HIGH OUT
BAND HIGH : HIGH OUT
BAND UHF : HIGH OUT
PAL TUNING :
AFT DEFEAT ON OUTPUT
STEREO: HIGH
VPS CONTROL : SERIAL DATA
VPS CONTROL : SERIAL CLOCK
EEPROM STORBE
EEPROM SERIAL CLOCK
EEPROM SERIAL DATA
A/V CONTROL SERIAL CLOCK
A/V CONTROL SERIAL DATA
AMP Vcc
DRUM PG INPUT
DRUM FG INPUT
CAPSTAN FG INPUT
AMP REFERENCE Vcc
AMP REFERENCE Vcc
REFERENCE TO CTL CIRCUIT
REFERENCE TO CTL CIRCUIT
REFERENCE TO CTL CIRCUIT
REFERENCE TO CTL CIRCUIT
REFERENCE TO CTL CIRCUIT
REFERENCE TO CTL CIRCUIT
ACTIVE
LOW
LOW
H/L
HIGH
L/H
LOW
LOW
LOW
LOW
LOW
LOW
HIGH
HIGH
HIGH
HIGH
HIGH
SERIAL
SERIAL
HIGH
SERIAL
SERIAL
SERIAL
SERIAL
PULSE
PULSE
PULSE