JVC PC-5 L User Manual

1801 BASIC TIMING CHART
‘AUTO STOP DRIVER
J801 REMOTE NO. TIMER REC DRIVER
L 2 TIMER PLAY DRIVER
L3 1 POWER OFF STOP DRIVER O.LANP
NORMALLY
“H”
LEVEL
(C6
|
vec
[CONNECTED
TO
7V
LINE
|
|1C804-ABC]M2
SIGNAL
GENERATOR
im
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WITH
SCAN
SWITCH
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“X”
SECTIONS
7
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7
|
ov
|
ov
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REC
START
NOISE
KILLER
LIM
¢
|
|
KEEP “L” LEVEL ("8 Tor [ov _[-7v_[ ov_] /1C805- AB] PAUSE SIGNAL GENERATOR ipuaAy H H t
Ce} - C | AUTO STOP SIGNAL GENERATOR|| [Fe OF — t
x _——— — = DEF | AUTO STOP KILLER OREW ' r an
CONNECTED TO GND 1CB06 - A| TIMING LED DRIVER OSL g— i !
NORMALLY
"H
LEVEL
$802
$801
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|
ANRS
IC
R/P
DRIVER
(PLAY)
a
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REC
ENABLE
CASSET.LODE|
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BIAS
OSC
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FF
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RESET
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(Oe ESTE a L toto { 1 —F | AUTO STOP KILLER S10 T
tft L H L L 4 (cue /
NORMALLY
“L”
LEVEL
REVEW
WHEN MODE CHANGED MOMENTARILY "H" LEVEL 0 6 7s ee
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| TAPE RUNS.NG X803_ | AUTO STOP AMP
= | x804 | POWER OFF DETECTOR
I
%
2209/16
x805 | HEAD BASE ADVANCE DETECTOR
X806 | PAUSE LED DRIVER
X807_ | TIMER STANDBY DRIVER
X808 | REC START NOISE KILLER
| X809 | CAPSTAN MOTOR DRIVER
x810 wa
kay.
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1€702-D, 1C703-A 1C702-E , 1C703- B bess
| ICB03--- 74LSOOP
SCAN LATCH FF SCAN LATCH REW 1C702-- 74 LSP
1C804--- 74LS03
OFF
Se ow LO l 1805 --- %4LSO5P
ser
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|
|
IC806
---
74LSO5P
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ar
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ee
RESET?
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TT
12 CN704P
1C€703--BLSI2P
(REC MUTE)
(MS SIG IN)
(MUTE 1)
(O_REC)
(MUTE 2)
(MECHA G)
(B. CHECK)
[eer ae is oe Te b
oe ame — — —
1¢704., x701_[ SCAN DETECTOR wT is =| f ? o— — REC START Noe Er ,
39.0 Gm 0 ifs rf) CHART
MUSIC SIG.FROM — | as | S803 | 8 12 fe
PB
EQ
AMP
~~~
JNA
1.
LAST
NO.
IC
704,806
Spray
OFF
REC
HB
x
|
Egg
ak
eres
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1706
PIN®
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®@ i R 722.835 — << — omen — << << om.
1C704 PIN® © t C 717, 818
a i ! 2. VOLTAGES ARE MESURED BY VTVM,
1C704 PIN® CASSETTE LODE SW ON AND MS. SW, OFF.
we @ MEANS 2.QV OR ABOVE.
X701 BASE @© MEANS Q8V OR BELOW
@ MEANS HI-IMPEDANCE
1C702-F PIN@® 3. Vec OF 1701 702 703 803 804 805 806 ARE PINIG.
AND GND ARE PIN7
SCAN SIGNAL Se eee 4. >, , B , MEANS OPEN COLLECTOR.
RESET
SIG.ON
Red line show +B circuits.
No. 1443 _30-
7

JVC PC-5 L Specifications

General

Brand	JVC
Model	PC-5 L
Category	Stereo System
Language	English