Pioneer QL-600A KLW, QL-600A FVW Service Manual
<R42-259-O>
Snrri*%nn"l
4.CHANI\EL
DECODER AMPLIFIER
QL-ooo
A/
rc-w, Fvw
NOTE:
MODEL
QL-600A
COMES
IN TWO VERSIONS
DISTINGUISHED AS FOLLOWS:
Round label
on
rear
panel
Voltage
Type
KLW
FVW
120V
only
5-position
selector
LA
approved
(Los
Angeles)
General export
model
(72EO2M6
I H>
rrloNEElil'
OL-EOOA
CONTENTS
SPECIFICATIONS
CONNECTION
DIAGRAM
CIRCUIT
DESCRIPTION
4.1
B
lock diagram
4.2
Signa
I
paths
DISASSEMBLY
PARTS
LOCATION
PACKING
METHOD AND
PARTS
NUMBERS
.........".
SCHEMATIC
DIAGRAMS,
PCB
PATTERNS
AND
PARTS LIST
8.1 Unit
connection diagram
and miscellaneous
parts
8.2
lnput-output
unit
8.3 Decoder
unit
......'......'.
8.4 Logic
unit
8.5
Meter amp unit
'............
8.6 Control
amp
unit
8.7
Main amp unit
............'.
8.8
Power supply unit
..........."..
2
3
5
7
I
10
11
12
13
19
20
25
28
33
35
39
1.
SPECTF|CAT|ONS
SEMICONDUCTORS
FETs
2
Transistors
54
Diodes
17
POWER AMPLIFIER
SECTION
Music Power
Output
(lHF)
44W
(4S})
36W
(8A)
Continuous Power
Output
16W/16W
(4f,))
(each
channel
driven)
13W/13W
(8S))
Continuous Power
Output
12Wl12W
(4o,).
(both
channels
driven) 10W/10W
(8S/)
Harmonic
Distortion Less than
0.5%
(continuous
power
output)
lntermodulation
Distortion Less than
0.7%
(continuous
power
output)
Power
Bandwidth
(lHF)
20Hzto 30kHz
(8f,l,
H.D.
less
than 0.5%)
Frequency Response
20Hzto 20kHz,t1dB
Speakers
Outputs
1
pair
(4
to 16O)
Damping Factor
40
(8f2.
lkHz)
PREAMPLIFIER
SECTION
(MATRIX-DECODER
SECTION}
Output
Voltage
(OUTPUT)
1V
(rated
output),
3V
(maximum
output)
Harmonic
Distortion
Less than 0.5%
(maximum
output)
Frequency
Response
2OHz to 2OkHz,11.5dB
.
lnput
Sensitivity/lmpedance 2 CH
INPUT 100mV/60kO
(1kHz,
for
rated output) 4CH
AUX 100mV/120kS2
2CH/4CH
TAPE MONITOR
200mVl12}kSl"
Recording
Output
2CH|4CH
TAPE
REC
(at
100mV input)
100mV
(pin
jack)
2CH
TAPE
REC
20mV
(DlN
connector)
BASS Control
-11d8,
+
12dBl'tOOHz
TREBLE
Control
-10d8,
+
9.5d8/10kHz
Hum and
Noise
(lHF)
AUX
more than
g0dB
MISCELLANEOUS
Power
Requirements
12OV
6OHz,
or
110V,
120V, 130V,22OY and
240V
(switchable)
50-60H2
Power
Consumption
55W
(max.)
Dimensions
(overall)
16-15116in.1430mm
(width)
5-7
I
16in.l 138mm
(
heisht)
13-1
/
4in.l
337mm
(depth)
Weight
Without
package
18
lb/8.1 kg
With
package
22lbl1o.1
kg
Furnished
Parts
Connection
cords with
pin
plugs
2
Fuse
0.5A
(5
line voltage
model
only) 1
Fuses
1A
2
Speaker
plugs
2
Pin
plug
4 Polishing
cloth
j
Operating
lnstructions
1
NOTE:
Specifications
and the
design subject to
possible
modification
without
notice
due
to improvements.
z
6" PARTS LOCATION
MODE
SWITCH
l\sB-016-0
I
DECODER
UNIT
AWM-031-O
MAIN AMP
UNIT
AWH-OO5.A
POWER SUPPLY
UNIT
AWR-016-0
clL-cictetA
METER AMP t.'NIT
AWM-020-0
ELECTROI-YT!C
CAPACITOR
ACH-008-A
CCINTROL A&/IP UNIT
AWG-009-0
4-GANG
VOLUME
COIUTROL
ACV-304-O
I
POWER TRANSFORMER
ATT-079-O
(KLW}
ATT-080-0
(FVW)
@
o
@
o@
oo
@o
@
MM
o
MM @ MM @
11
7.
PACKING
METHOD
AND
PARTS
NUMBERS
STVROL
SPACER
AHA-006-A
STYROTECTOR
H
1 1-O34-D
STYROTECTOR
H11-O34-D
PROTECTOR
AHB-OO9.A
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N
Y/
PACKING
CASE
AHD-109-O
(KLWI
AHD-l
10-0
(FVW)
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