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7-5-2. IC501 Main Microcomputer Output Polarity
IC501 MAIN MICROCOMPUTER OUTPUT POLARITY
MODE
Pin.
Act.
NO.
Pin Name
1
LOAD (+)
L
2
LOAD (–)
L
4
POWER ON
H
–
5
ECO MODE
32
PV / PH
3ST
34
C–PWM
PWM
35
D–PWM
PWM
36
REC (H)
H
37
V / A SWP
–
38
EE / PB / TRICK
39
SENSOR CTL
H
40
COLOR ROTOR
–
–
41
HASW
43
REC CTL OUT
53
IIC BUS CLK
68
SP(L)LP(M)EP(H)
–
85
OSD SIO CLK
86
OSD SIO DATA
87
OSD SIO STB
88
OSD RESET
L
89
AUDIO MUTE
H
91
L1(L) / L2(H)
–
–
92
L1(L) / L2(H)
93
CAP Vcc Hi
H
94
CAP Vcc Mid
H
95
CAP F / R
–
96
CTL SCHMITT
–
–
97
CTL AMP GAIN
*1: In the absence of c.sync, Audio Mute goes "H".
*2: L1 / L2: Line1=L / L, Line2=L / H, Tuner=H / L
*3: "H" when the control speed is greater than LPx20, and "L" in other modes.
*4: "L" when the control speed is greater than LPx20, and "H" in other modes.
*5: "H" in ACC. Search (SPx7, EPx21). "L" in other modes.
*6: "H" when the control speed is greater than LPx5.
Un–
SLOT
SLOT
Load
Load
STOP
–ing
IN
OUT
–ing
L
H
L
H
L
H
L
H
L
L
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
PWM
L
L
L
PWM
L
L
L
L
L
L
H
H
H
H
H
H
H
H
H
H
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
L
L
L
L
L
H
H
H
H
H
L
L
L
L
L
*1
*2
*2
L
L
L
L
L
H
L
L
L
L
L
H
L
H
–
OPEN
L
L
L
L
L
STAND
PLAY
X2
FF
REW
–BY
SP SLP
SP SLP
L
L
L
L
L
L
L
L
L
L
H
H
H
H
H
L
L
L
L
L
L
L
L
L
3ST
L
PWM
PWM
L
L
L
L
L
H
H
H
OPEN
L
H
H
H
H
H
–
–
–
–
–
–
L
H
–
–
–
–
–
H
M
M
L
H
L
H
H
H
H
H
H
L
*1
L
L
L
H
L
*3
*3
L
L
L
*4
*4
L
L
H
L
H
L
L
H
H
OPEN
L
L*6
L*6
L
L
CUE
REV
STILL
SLOW
REC
SP SLP
SP SLP
SP SLP
SP SLP
SP SLP
L
L
L
L
L
L
L
L
L
L
H
H
H
H
H
L
L
L
L
L
3ST
3ST
3ST
3ST
L
L
PWM
L
L
L
L
H
L
L
L
L
H
H
H
H
H
H
L
H
L
–
–
–
–
L
H
L
H
L
H
L
H
L
H
H
H
H
H
H
H
H
H
L
L
L
L
L
L
*5
*5
L
L
L
L
H
L
L
OPEN
L
L
L
REC
REMOTE
MAIN
PAUSE
POWER
POWER
SP EP
OFF
OFF
L
L
L
L
L
L
H
L
L
L
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
H
L
L
H
L
L
L
H
L
H
L
L
–
OPEN
OPEN
OPEN
L
H
L
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
H
L
L
L
L
L
L
L
L
L
L
L
L
L
Table 7-5-1
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