Dual C 828 Serviceanleitung Seite 14

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ince
.Prozessor TMP 4315 AP - Pinbelegung
Record block by PP
Clear Muting
LED, — Solenoid Record
Solenoid Reverse (Switch S 2)
GND
22 < Sif. DLL Frequency 1 kHz
Pin Signal Pin Signal
1 V+ 15
2<J] Stop Switch 16> 1
3< Jf Play Switch » Forward 17
4< J] Play Switch < Reverse 18>]
5<Jf — Fast Forward Switch >> 19>]
6
20> 1
731 LED Stop 21
8>1 } LED Pause
9>1 23<J
10> 1 } LED > Forward 24 }
W131 25
12>1 } LED. < Reverse 26> 1
14-1 Record block by <4 28> 1
Stecker A/Plug A -
Pin Signal
1> GND .
2> UBAT +24 V Solenoid Reverse
37> UBAT +36 V Oscillator
) 4] Clear Muting
56> 1 Clear Muting Oscillator -
-6>] Solenoid Reverse (Switch S 2).
7,7 J UBAT +14 V LED Peak Level Indicator
Ec
B
2 SA 950 Y
2 SA 1015 Y
2 SA 1020 Y 2 SD 837 R
2 SC 592 NC-S 2 SD 880 Y
2SC 828
2SC 1317S
2 SC 1327 U
2SC 1815 GR
2SD 8920
2 SD 893 0
2 SD 1140
Reset/Power On
Quartz
Motors
Solenoid FF
Solenoid Rewind
yPC 78 M 08 H
17
Pin Signal
29> 1
30
31< Ul
32< J
33< J
34< J
35< J
36< f
37<1L
38
39 + J
40< J
ai<J
42
2 < Input
7 Output
J Signal HI
'Solenoid Play
GND
Tape Run Sensor Frequency"
Mode ContinousPlay [7 ©
Mode Reverse =)
Memory Switch :
Record Safety Switch Reverse
Record Safety Switch Forward
DLL ON
GND
Pause Switch
Record Switch
Rewind Switch <<
Vt
GH active
| Signal LOW active
i?)
wo
2 SD 549
LN 55
i
23
DN 6838
PN 108
i
BRIGHTN.
VCONTR. CONTROL V+
p= LA 4170 zat)
sulin
r
Matrix current drain
change over
UAA 180
Oo
6 :
REF. MIN . GND VREF.MAX.
IN IN/QUT Qua INT
V+ to 11 12 13 20 21 22 2310 Ma te 1s Qo 01 Oz Os last |
42.44 40 39 38 3 8 5 2% 2 22
© O O O
TMP 4315 AP
4-Bit-Microprozessor, 1,5 kByt ROM
O O O O O O O O Ome) O O O O O > O O O O O
~ 1234567890 L2BKH EB 7 BB 202
14 13 12
11 10 9
Teast O01 01 O2 03 Oo O1 O2 O3 10 11 12 13 20 21 22 23 30 31 32GND
IN OUT
- inp. "Monitor
~ Outp, GND V+ »
o 3 aed!
LM 1011N
Dolby B System
DN 6838 '"
TMP 4315 AP UAA 180 LM 1011 N TC 4011 BP
LA 4170
NJM 4558