Sony ECM-Z300 User manual

General
Type
Microphone output plug
Battery
Dimensions
Weight
rinse
Performance
Frequency
response
100Hz-
15,000
Hz
Directivity
SPECIFICATIONS
Electret
condenser
microphone
(with
Power
requirements
Normal
operating
voltage:
9V
back-electret
condenser
capsules)
Minimum
operating
voltage:
Approx.
6V
Current
drain:
Less
than
5mA
L-shaped
miniplug
(at
normal
operating
voltage)
Battery
6F22
(IEC
designation)
Battery
life:
Approx.
100
hours
with
9V
Microphone
head:
23
dia.
x
174mm
battery,
size
6F22
(/,x
674
inches)
Maximum
sound
pressure
input
level
*3
Microphone
body:
Uni-directional:
More
than
128dB
SPL
411
44x
58mm
(w/h/d)
Super
cardioid
characteristics:
More
(43,
x
13/,x
27/5
inches)
than
108dB
SPL
(at
1,000
Hz,
1%
Approx.195
g
(6.9
0z)
..
US
model
distortion,
OdB
SPL=2*
10-4u
bar)
Approx.
235
g
(8.3
oz)...
E,
AEP,
UK,
Canadian
model
*3
The
mean
value
is
taken
and
con-
(including
battery)
verted
to
the
equipment
input
sound
Mat
black
finish
level.
Environmental
temperatures
~20°C
to
+60°C
(-4°F
to
+140°F)
for
eT,
storage
Changeable
(from
uni-directional
to
0°C
to
+60°C
(+32°F
to
+140°F)
for
super
cardioid
characteristics)
operation
Output
impedance
Low
impedance,
unbalanced
Output
level
(deviation
*3
dB)
Open circuit voltage
Uni-directional
—64.0
dB
(0.63
mV)
*?
Super cardioid
characteristics
-62.0dB
(2.82mV)
Effective output level
Uni-directional
—A40:0dBm*?
Super cardioid
characteristics
—28.0dBm
*10dB=1V/tubar,
1,000
rz
Recommended
load
impedance
*20dBm=1mW/10ubar,
1,000Hz
is
more
than
3kilohms.

ECM-Z300
label
1. DISASSEMBLY
Note: Follow the disassembly procedure in the numerical O26 x 20 3) © P2.6x 18
order given.
AMPLIFIER BOARD, MICROPHONE UNIT
BOARD, MICROPHONE UNIT REMOVAL
Amplifier
Board
Removal:
0-0
Cy
Microphone
Unit
Board
Removal:@~@,
O~®
Sh
Microphone
Unit
Removal:
0-9,
0-0
ae
7a
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case
(low)
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COUTITT "9
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2. DIRECTIVITY ADJUSTMENT
1. Connect the ECM-Z300 to the microphone
input of the tape recorder.
2. Apply your voice to the microphone unit at
right angle as shown.
3. Adjust RV101 to obtain minimum output
from headphone output.
Note: This adjustment should be made when
replacing the unit board or amp board.

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ECM-Z300
ECM-Z300
fe ned Beans NS ee HE CASE
6;2-
20 632-532-820-00 FRAME, CAPSULE
D
vag 532-822-00 COVER, BATTERY 901 1-556-125-00 CORD, MICROPHONE
502 = 3 1-607-272-00 PC BOARD, AMP
22 2-532-823-00 CASE (UPPER) 503 6;1-606-790-00 PC BOARD, UNIT
23. 2-532-824-00 CASE (LOWER) 504 = @;A-4518-156-A MOUNTED PCB, AMPLIFIER
24 @;2-532-826-00 SCREEN (B), SIDE
D301 8-719-909-10 DIODE GL-9PR10
25 2-532-843-00 LABEL, LID, BATTERY CASE
26 = 2-5 32- 842-00 LABEL, MICROPHONE CASE IC201 =©©8-759-145-58 IC UPC4558C
5. EXPLODED VIEW - 6. PARTS LIST
A B GENERAL SECTION ACCESSORY & PACKING MATERIAL |
No. Part No. Description No. Part No. Description
1 2-520-118-00 LABEL 61 1-528-075-00 (E,AEP,UK,Canadian)
2 2.523-713-00 TERMINAL .. BATTERY, ULUTRA SUPER S-006P(U) :
3 24526-913-00 CLAMP, BATTERY 62 1-556-251-00 CORD, CONNECTION (RK-510) |
63 1-556-256-00 CORD (WITH PLUG) 2
4 2-529-733-11 BUSHING, CORD :
5 24529-927-00 TERMINAL (B), GROUND 64 2-599-194-11 (E,AEP,UK,Canadian)...MANUAL, INSTRUCTION :
6 2-531-315-00 LABEL, BATTERY 64 2-599-194-21 (US)...MANUAL, INSTRUCTION :
7 ;2-532-803-00 GRILLE, SIDE 65 2-532-814-00 ADAPTOR, SHOE :
8 2.532-840-00 KNOB, CONTROL 66 2-532-821-00 SCREEN, WINDOW :
BF Michacue: ao 67 2-532-827-00 CASE, CARRYING ;
10 2-532-806-00 COVER, SWITCH 68 2-532-830-00 FRAME, INNER !
11 2+532-807-00 CUSHION, UNIT 69 2-532-841-00 INDIVIDUAL CARTON
12 2-532-808-00 TERMINAL BOARD, BATTERY 70 3-701-363-00 LABEL, TACK :
71 3+793-557-11 INSTRUCTION |
13. 2+532-809-00 HOLDER, SHOE
14 @;2-532-810-00 SCREEN, SIDE
15 2-532-811-00 CASE, TERMINAL BOARD
16 $;2-532-813-00 SPRING 2
17. 2-532-815-00 CUSHION, CASE ;
18 2-532-816-00 KNOB, FIXED ELECTRICAL PARTS :
19 @;2-532-818-00 CUSHION (B), FRAME Ref.No. Part No. Description
27 ;2-532-834-00 DAMPER, CASE (UPPER)
J101 1-507-563-00 DC JACK
28 6;2-532-836-00 LUG, GROUND |
29 7-621-260-10 SCREW +P 2.6X18 MIC1
8-814-173-00 MICROPHON UNIT (CU11-O1) |
MIC2 8-814-173-00 MICROPHON UNIT (CU11-O1) i
MIC3 8-814-173-00 MICROPHON UNIT (CU11-0O1)
30 7-621-260-20 SCREW +P 2.6X20
31 7-621-555-50 SCREW +K 2X8
32 7-621-759-45 +PSW, 2.6X6 Q101 8-765-656-00 TRANSISTOR 2SK243-6
33. = 7-623-505-01 LUG, 2 Q102 8-765-656-00 TRANSISTOR 2SK243-6
Q103 8-765-656-00 TRANSISTOR 2SK243-6
34 7-685-103-11 SCREW +P 2X5 TYPE2 NON-SLIT
35 7-685-234-19 SCREW +KTP 2.6X8 TYPE2NON-SLIT Q201 8-729-205-84 TRANSISTOR 2SC2458L-BL
36 9-911-844-XX CUSHION, SWITCH Q202 8-729-205-84 TRANSISTOR 2SC2458L-BL
Q301 8-729-205-84 TRANSISTOR 2SC2458L-BL
8-7
Oy ‘weeaeeesiese'e
38 9-911-815-03 CUSHION
39 2-532-833-00 DAMPER, FRAME, CAPSULE
Q302 29-245-83 TRANSISTOR 2SC2458
RV101 = 1-226-238-00 RES, ADJ, CARBON 50K
RV102 = 1-228-527-00 RES, VAR, SLIDE 50K
40 A-4514-039-A CASE ASSY, MICROPHONE
41 = 2-532-835-00 DAMPER, CASE (LOWER)
42 2-532-839-00 SPACER, JACK
$101 1-553-537-00 SWITCH, SLIDE
43 @;2-532-845-01 PLATE, SHIELD
44 @;2-532-846-00 SHEET, INSULATING
NOTE: CAPACITORS: SEMICONDUCTORS
* Items with no part number and no des- * All capacitors are in uF. Common ca- In each case, U: up, for example:
cription are not stocked because they pacitors are omitted. Refer to the UA---: wA+++, UPA---: pPA---, UPC---: uPC,
are seldom required for routine service. following lists for their part numbers. UPDe-=+ yPD s+ -
* Items marked " 6" are not stocked since pare swale
thev
are
seldom
required
for
routine
RESISTORS
service.
Some
delay
should
be
antici-
-
All
resistors
are
in
ohms.
Common
|
pated
when
ordering
these
items.
1/4W,
1/8W
and
1/16W
carbon
resistors
®
are omitted. Refer to the following
=
iD
dardization,
ue
to
stancardization,
parts
with
part
lists
for
their
part
numbers.
numbers (4-AO4-AA44-XX or A-AGAA-AAS-X)
may be different from those used in the * Fo: nonflammable
set.
COILS
* MMR : mH, UH : wuH
Sony Corporation
Audio & Video Group ¢1982
5 9-950-806-11 ~6—
82B04153-1
Printed in Japan