Table of Contents
Advertisement
Symbol No.
<MUTING SECTION
>
Q151,152,153, | 89-402-275-01
154
Q155
89-309-456-71
D151
87-026-066-01
D152
88-052-188-01
Description
Transistor, 28D227 (V)
Transistor, 2SC945L (KP)
Diode, M8513A
(QO)
Diode, 18188 (FM)
< REMAINING TAPE INDICATOR SECTION
>
1€201
87-027-214-01
Q201
89-309-455-01
D201,203,204 | 87-027-097-01
D202
87-027-213-01
D205
87-027-211-01
SFR201
87-021-496-01
SFR202
87-021-495-01
R212
87-029-020-01
C202
87-015-242-01
C204
87-019-080-01
IC, uPC 1458
Transistor, 2SC945L (Q)
Diode,
1S1555
Zener diode, 052100
Zener diode, RD3.9EC
Semi-fixed resistor, 10k2-B
Semi-fixed resistor, 4.7kQ-B
< Resistor >
1802
1/2W
Fuse resistor
< Capacitors >
2.2uF 50V)
LL
uF
= 35V—
Tantalum
<DOLBY CIRCUIT BOARD SECTION >
PCB-C,D
82-385-650-11
1C1
87-027-151-01
01
88-051-060-01
LPF1
82-397-634-01
87-032-640-01
R2
82-371-652-01
Ci
87-015-328-01
C6
87-371-643-01
c2
82-371-642-01
c7
82-371-641-01
Dolby circuit board
IC, NE545B
Diode, 1N60 (FM)
Low pass filter (MPX UNIT)
Pin, 10p
< Resistor >
3.3k2.
+1%
< Capacitors >
0.22uF
50V
LL
4700pF
PP
5600pF
PP
0.027uF
PP
<BIAS/EO SWITCH CIRCUIT BOARD SECTION >
PCB-E
82-397-653-01
ai~9
89-309-455-61
D1
87-026-066-01
L1,2
82-385-636-01
13,4,5,6
82-385-634-01
VR3,4
82-397-636-01
$4,5
87-031-388-01
SFR1,2,3,4,
| 87-021-498-01
5,6
Bias/EQ switch circuit board
Transistor, 2SC 945 (K, P)
Diode, M8513A
(O)
Coil, 6.8mH
Coil, 4.7mH
Volume,
10k2-A
(OUT PUT LEVEL)
Lever switch (BIAS, EQ)
Semi-fixed resistor, 47k2-B
<MIC/PHONE JACK CIRCUIT BOARD SECTION >
PCB-F
82-397-605-01
J1,2,3
82-397-639-01
MIC/PHONE JACK
circuit board
Jack ass'y (MIC, PHONES)
<LINE JACK CIRCUIT BOARD SECTION >
PCB-G
J5,6,7,8
82-397-662-01
82-399-609-01
LINE JACK circuit board
JACK ass'y (LINE IN,
LINE OUT)
<REC VOLUME CIRCUIT BOARD SECTION >
PCB-H
VR1,2
82-397-607-01
82-385-640-01
REC volume circuit board
Volume, 50k2-A
(REC LEVEL)
<LH BIAS VOLUME CIRCUIT BOARD SECTION >
PCB-I
82-397-608-01
VRS
82-397-637-01
LH Bias volume circuit board
Volume, 1k2-B (LH BIAS
FINE)
Symbol No.
Part No.
Description
< DME CIRCUIT BOARD SECTION >
DME circuit board
DM-101
Hall IC circuit board
PCB-J
82-397-625-01
DME1
82-397-642-01
< HALL IC CIRCUIT BOARD SECTION >
PCB-K
82-397-623-01
1C1
87-027-160-01
Hall IC, ON835
<DIN CIRCUIT BOARD SECTION >
DIN circuit board
DIN socket (DIN)
DIN switch
(FRONT/REAR)
Lamp circuit board
PCB-L
82-397-654-01
J4
82-380-616-01
$18
82-380-610-01
< LAMP CIRCUIT BOARD SECTION >
PCB-M
82-397-622-01
PL1,2
82-380-705-01
Lamp 8V 55mA
(DOLBY-NR,
RECORD)
< LED CIRCUIT BOARD SECTION >
PCB-N
82-397-624-01
D1
87-026-086-01
D2
87-026-083-01
LED
circuit board
Light emitting diode (ORG)
Light emitting diode (RED)
<PLAY MUTING CIRCUIT BOARD SECTION >
PCB-O
82-397-609-01
$7
87-031-239-01
Play muting circuit board
Slide switch (PLAY MUTING)
< FUSE CIRCUIT BOARD SECTION > = UK model only
PCB-P
82-397-650-01
F1
87-035-131-01
87-098-006-01
F2
87-035-183-01
87-098-003-01
87-032-744-01
$16
87-031-343-01
< MISCELLANEOUS >
T1
82-397-629-01
TI
82-397-630-01
RPH
82-372-676-01
EH
87-046-088-11
LEVEL
DIAGRAM
@
Playback
Fuse circuit board
Fuse, 100mA "T"
Fuse label, 100mA "T"'
Fuse, 50mA "T"
Fuse label, 50mA "T""'
Fuse clamp
Slide switch
(VOLTAGE SELECTOR)
Power transformer
(EE model only)
Power transformer
(UK mode! only)
Rec/Pb head
Erase head
2 —22dB(79mvV)
Symbol No.
Part No.
Description
M, PCB-Q
PL1
SOL1,2
LM1
LM2
J9
$9,11,12,13
$14
S15
S16
$17
$19
F1
F2,3,4
F3,4,5
FS
F6
82-397-643-01
82-397-646-01
82-397-633-01
82-397-644-01
82-397-645-01
87-032-849-01
87-031-362-01
87-031-363-01
87-031-382-01
87-031-364-01
82-467-671-01
87-031-377-01
87-035-067-01
87-098-006-01
87-035-144-01
87-035-145-01
87-098-010-01
87-035-075-01
87-098-013-01
87-035-134-01
87-098-013-01
82-397-660-01
82-397-661-01
5 —2.2dB(775mV)
-30
6 =18.4dB(120mVv)
-40
~324B
-50
(25mv)
-60
-70
-80
| =75dB
(0.18mv)
2
©
Q3
{
@&
@
as
©
RPH.
| ot
{
ul
©)
+8
2
Motor ass'y
Pilot lamp 8V 50mA
(CASSETTE)
Solenoid
(AUTO
STOP,
TIMER
START)
Level meter A
(LEFT
LEVEL)
Level meter B
(RIGHT LEVEL)
Jack 2.5@ (PLAYER
SYNC)
Micro switch (PAUSE,
REWIND
CUE/REVIEW,
MUTING,
MOTOR)
Micro switch
(BIAS MUTING)
Push switch (POWER)
Slide switch (VOLTAGE
SELECTOR)
(EE model only)
Slide switch (DIN OUT)
Micro switch (CrO, AUTO)
Fuse, 100mA "T"
(EE model only)
Fuse label, 100mA ''T"'
(EE model only)
Fuse, 250mA
"T"'
(EE model only)
Fuse, 250mA "T"'
(UK model only)
Fuse label, 250mA
''T"'
Fuse, 500mA
"T"
(EE model only)
Fuse label, 500mA ''T"'
(EE model only)
Fuse, 500mA "'T"'
(UK model only)
Fuse label, 500mA
"'T"
(UK model only)
Fuse holder, 4P
(UK model only)
Fuse holder, 5P
(EE model only)
e@
Recording
=400Hz
0dB=1V
IC BLOCK
DIAGRAM
DN835
i Veg
2; Q, Output
3) Q, Output
|
4) GND
Hall Cell
Amplifier
Output Stage
IC BLOCK DIAGRAM NE545B
'
PIWER C.8
aR
€
as
E
a2
RED
a3
SIé
,
1'
,
# ]
;
°
P
|
i
AC 120/240V
50/60Hz
(VOLTAGE
SELECTOR)
ae
of
2 2 eR
a
a
"UK" MODEL
' ceneeraemcnceternmimcmmnes
(6: —2.2dB(775mV )__
CrO2—2ck( BOOmv )
Fe-Cr—6id B(470mv )
S|
LH-6a8100m")
CrO2—17dB(140mV)
—-—18.4dB(120mV)
4
Fe-Cr—22.5dB(75mV )
LH—21dB (90mV)
73; —324B
(25mV)
DIN JACK
SFR 1.3.5.
REC.
car?
Advertisement
Table of Contents
