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| SEMICONDUCTORS
e@ IC's
HD6433724D49F
(1C501) uCOM
64
41
©
BA15218 (IC 301, 304, 305)
@
pPC4570C (1C302)
© BA15218
© uPC4570C
vec
i
BA61091
(1C601)
No. 1/0!
PORT NAME
FUNCTION
i
37/0 | SEGP10
| VED SEGMENT OUTPUT
i
380:
SEGPII
VFD SEGMENT OUTPUT
|
39.0
SEG P12
VFO SEGMENT OUTPUT
i
40,
| | vOSP
| VFD POWER SOURCE
i
[41/0 | SEG P13
| VED SEGMENT OUTPUT
|
1
24
420.
SEGPI4
| VED SEGMENT OUTPUT
{
430) SEGPI5
|_VFD SEGMENT OUTPUT
'
| No. 'vo!
PORT NAME
FUNCTION
| iaaioigi
| VFD_DIGIT-SEGMENT
j
|oa
1 | KETINO
| ANALOG INPUT CHANNEL
| "a5 0 | G2
| VED DIGIT-SEGMENT
|
2.1 | KETIN1
| ANALOG INPUT CHANNEL
| 1460;
G3
| VF DIGIT-SEGMENT
4
3) 1 | KETINZ
| ANALOG INPUT CHANNEL
| (4750!
Ga
| VED DIGIT-SEGMENT
i
4/1 | MSLEV
| ANALOG INPUT CHANNEL (M.S LEVEL)
| 48 O | GS
| VED DIGIT-SEGMENT
|
1811
AMD Vss
A/D GND
7
49| 0 | REC OUT
REC OUT: REC—H
|
6) 1 | Test
| GND
| 500 | DOLBY SOUT | DOLBY S OUT (550 unused)
i
"70 | xo
FNC
| 51/0 | DOLBY ON/OFF) DOLBY ON/OFF OUT: OFF=H
eit Xi
Vec
|
"520
DOLBYB/C
| DOLBY B/C OUT: B=H
:
91
| Vss
| GND
|
2530)
DOLBYR/P
| DOLBY R/P OUT: PB=H
i
10.
1 | OSCI
SYSTEM CLOCK OSCILLATER:
4.19MHz
| 540 * 70/120
70/120 OUT: 70 uS=L
H
110 | osco
SYSTEM CLOCK OSCILLATER: 4.19 MHz
55
0,
NC
{
Hl
12
| | RESET
RESET IN: LOW ACTIV
| (560 | MPxouT
MPX OUT: ON=H
i
131 | PLSIN
| REEL PULSE IN
57
1 | Vee
#5V
'
140 | NC
REC MUTE OUT ON~H
| 5 58) 0: Lvoo
T AUTO TUNING LEVEL DATA (550 unused) |
16 0
ATUOUT
| AUTO TUNING MODE: ON=t (650 unused} | 59
Ly10
| AUTO TUNING LEVEL DATA (550 unused)
"36.1. POWER OFF
| POWER OFF IN: LOW ACTIV
| §60 0 | Lv20
AUTO TUNING LEVEL DATA (550 unused) |
771 | REMCON
| REMCON IN: LOW ACTIV
| (610!
Lv30
AUTO TUNING LEVEL DATA (560 unused)
380
SYNCOUT
| CD SYNCHRO : HI ACTIV
| | 620: BSO0
AUTO TUNING BIAS DATA (550 unused)
19
1) NC
"GND
1630)
BS10
| AUTO TUNING BIAS DATA (550 unused)
200} NC
"NC
640
BS20
'AUTO TUNING BIAS DATA (550 unused)
21-0) NC
NC
"6
0| BS30
| AUTO TUNING BIAS DATA (550 unused)
220
METALOUT
. METAL (TYPE IV): H
66 0 BIASOUT
| BIAS OUTH=OSC
23. 0 | HIGH OUT
HIGH (TYPE I: H
67 0
CAPSTAN OUT: CAPSTAN MOTOR OUT
2&0 | NORMAL OUT . NORMAL (TYPE 1): H
68 0. SOLKOUT
| SOLENOID KICK OUT
"25.0 | NC
NC
62 ©
SOLHOUT
| SOLENOID HOLD OUT
26.0
LINE MUTE OUT | LINE MUTE: L
"700. RMF OUT
REEL MOTOR FORWARD OUT
27.0,
SEG PIG
\VFD SEGMENT OUTPUT
710
RMR OUT
REEL MOTOR REVERSE OUT
280
SEGPI
\VFD SEGMENT OUTPUT
"721
ARECIN
'A. REC IN: LOW ACTIV
29.0
SEGP2
VFD SEGMENT OUTPUT
7
731 PACK IN
PACK (CASSETTE) IN: LOW ACTIV
30.0
SEGP3
VFD SEGMENT OUTPUT
Ge
HIGHIN,
HIGH (TYPE MI) IN: HI ACTIV
31.0.
SEG P4
\VFD SEGMENT OUTPUT
2
METAL IN
'METAL (TYPE IV) IN: HI ACTIV
"320
SEGPS
VFD SEGMENT OUTPUT
AV ce
ANALOG POWER SOURCE
33.0
SEG P6
VED SEGMENT OUTPUT
TADLIN.
—__LVEL METER Leh IN
34
0
SEG P7
VFD SEGMENT OUTPUT
_
AD RIN
LVEL METER
Rch IN:
350.
SEG PS
VFD SEGMENT OUTPUT
791
SYNCIN
CD SYNCHRO IN: LOW ACTIV
36 0
SEG PS
VFD SEGMENT OUTPUT
"eo
1 KEYIN3
ANALOG INPUT CHANNEL
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1 (OUTPUT)
2.(GND}
3 (INPUT)
© REI
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