(Ma-341 Board Ic160); Servo/System Control Microprocessor Pin Functions (Ma-341 Board Ic160) - Sony SLV-662HF Service Manual

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5-7. SERVO/SYSTEM CONTROL MICROPROCESSOR PIN FUNCTIONS

(MA-341 BOARD IC160)

Pin No. Pin Name
1 DEST
2 FULL ERS
3 TU AFT
4 FUNC KEY2
5 FUNC KEY1
6 S SENS
7 T SENS
8 V RF ENV
9 AF ANV
10 CBC ON
11 KKP+
12 KKP–
13 QVD
14 REMOCON
15 C ROT
16 HA SWP
17 ENV SW
18 RF SWP
19 AF SWP
20 END LED
21 ANT SEL
22 AF REC P
23 FE ON
24 CAP RVS
TE
L 13942296513
25 SUR ON
26 MODE4
27 MODE3
28 MODE2
29 MODE1
30 REC PRF
31 I2C CLK EEP
32 I2C DATA EEP
33 CAM
34 RESET
35 32kHz (in)
36 32kHz (out)
37 Vcc
38 4fsc (in)
39 4fsc (out)
40 Vss
41 ARC CLK
42 ARC DATA
43 CLK SEL
44 OSC IN
45 OSC OUT
46 NUB
47 LPF
48 SP
49 OSD GND
50 OSD V IN
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8
Destination control input
NC
Tuner analog AFT input
Key input
Key input
Tape end sensor input
Tape top sensor input
Video playback signal envelope input
Hi-Fi audio playback signal envelope input
Cable box control signal output
ETR pulese signal input
ETR pulese signal input
Quasi VD pulese output
Remote sires signal input
Head AZ signal output
SP/EP changed head signal
SP/EP head output lebel ditaction signal
VIDEO RF switching pulse output.
AF switching pulse output.
END sensor LED output
TV/VTR RF modulator control output
Hi-Fi record control pulse output.
NC
Capstan reverse control
Q Q
3 6 7 1 3 1 5
NC
Mechanism section CAM encoder input (data4)
Mechanism section CAM encoder input (data3)
Mechanism section CAM encoder input (data2)
Mechanism section CAM encoder input (data1)
Erasing protection tab, cassette IN detection input
HC CLOCK line (EEPROM)
HC DATA line (EEPROM)
Cam motor control signal output
System reset input
Sub clock 32MHz
Sub clock 32MHz
5V
Main clock input
Main clock output
Ground
Rearityregenarator (ARC) control clock signal
Rearityregenarator (ARC) control data signal
CLOCK seleal "L" Sub clock, "H" main and sub clock.
OSD clock input
OSD clock output
Ground
fsc filter
"L" output when SP mode.
Ground
OSD Video signal input.
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5-3
9 4 2 8
Function
0 5 8 2 9 9 4 2 8
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9 9
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