1-11
PIN NO.
LABEL
IN/OUT
FUNCTION
57
TU CE
OUT
CHIP ENABLE OF THE TUNER UNIT
58
SW1
OUT
TUNER SYSTEM “L” MODE:H
59
TU FG
IN
DETECTION SIGNAL FOR TAKE-UP REEL ROTATION/TAPE REMAIN
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 (32.768 kHz)
65
X1
-
TIMER CLOCK (32.768 kHz)
66
RES(L)
-
RESET TERMINAL (RESET ON:L)
67
OSC1(IN)
-
MAIN SYSTEM CLOCK (10MHz)
68
VSS
-
GND
69
OSC2(OUT)
-
MAIN SYSTEM CLOCK (10MHz)
70
VCC
-
SYSTEM POWER
71
MODE
-
NC
72
TU A MUTE(H)
OUT
TUNER AUDIO MUTE CONTROL (MUTE:H)
73
TU V MUTE(H)
-
NC
74
MESECAM(H)
OUT
MESECAM:H
75
I2C CLK2
OUT
SERIAL DATA TRANSFER CLOCK FOR MEMORY IC
76
I2C DATA2
IN/OUT
SERIAL DATA TRANSFER OUTPUT FOR MEMORY IC
77
SYNC DET(H)
IN
DETECTION OF VIDEO SYNC SIGNAL (DETECTED:H)
78
OSD CS
OUT
CHIP SELECT FOR THE ON-SCREEN IC
79
EE(L)
-
NC
80
R.PAUSE
IN
REMOTE PAUSE CONTROL
81
FMA_SHORT(H)2
-
NC
82
VCC
-
SYSTEM POWER
83
FMA_SHORT(H)1
-
NC
84
VSS
-
GND
85
SP_SHORT(H)
OUT
MODE SELECT
86
LP_SHORT(H)
OUT
MODE SELECT
87
H.REC ST(H)
OUT
HiFi AUDIO SOUND RECORDING START
88
A.MUTE(H)
OUT
AUDIO MUTE CONTROL (MUTE:H)
89
PAL_PB(H)
OUT
PAL MODE:H
90
3.58NTSC(H)
OUT
3.58NTSC MODE:H
91
NC
-
NC
92
NC
-
NC
93
P.MUTE(L)
OUT
PICTURE MUTE CONTROL (MUTE:L)
94
SECAM(H)
-
NC
95
SECAM_DET
-
NC
96
NC
-
NC
97
NC
-
NC
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
102
DRUMPWM
OUT
DRUM MOTOR CONTROL
103
NC
-
NC
104
N.REC ST(H)
OUT
NORMAL AUDIO SOUND RECORDING START
105
N.REC(H)
OUT
NORMAL AUDIO REC MODE CONTROL (REC:H)
106
NC
-
NC
107
DPG
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 REFERENCE VOLTAGE
www.freeservicemanuals.info
4/5/2017
Digitized in Heiloo Netherland
