Exploded Views - Sony TCM-23DV Operating Instructions (primary manual) Service Manual

• IC Block Diagram
IC101 LA4168ML-TE-L
30 29 28 27 26 25 24
2.2k
30k
2k
ALC VOX
20k
MIC
EQ REC
VOX
300k
1 3 4 5 6
2 7
23 22 21 20 19 18 17 16
PAUSE
GVN
MIC
VCC
+
R/P
Vref
–
R, F
SPEED
1
2
POWER
8 9 15
10 11 12 13 14
– 15 –

EXPLODED VIEWS

NOTE:
• -XX and -X mean standardized parts, so they • Items marked "*" are not stocked since they
may have some difference from the original are seldom required for routine service. Some
one. delay should be anticipated when ordering
• Color Indication of Appearance Parts these items.
Example: • The mechanical parts with no reference num-
ber in the exploded views are not supplied.
KNOB, BALANCE (WHITE) . . . (RED)
• Accessories and packing materials are given
Parts Color Cabinet's Color in the last of the electrical parts list.
• Abbreviation
1E: No indication of country of origin
(1) CABINET SECTION
13
14
12
15
not
supplied
MIC101
11
28
10
7
6
9
8
MT-20DV-118
5
3
26
26
26
2
Ref. No. Part No. Description
1 3-318-382-31 SCREW (1.7), TAPPING
2 3-345-648-01 SCREW (M1.4), TOOTHED LOCK
* 3 A-3021-314-A MAIN BOARD, COMPLETE
4 3-924-741-01 TERMINAL, PLUS
5 3-936-973-01 TERMINAL, MINUS
6 3-924-744-01 SPRING (CLAW DETECTION), TENSION
7 3-924-743-01 CLAW, ERASING PROTECTION
8 3-334-565-41 SCREW (B1.7), TAPPING
9 3-924-745-01 BAR, GROUND
10 3-924-740-01 HOLDER, MICROPHONE
11 3-924-763-01 CUSHION (MICROPHONE)
12 3-924-742-21 KNOB (VOR)
13 3-939-590-26 SCREW (IB LOCK)
14 3-578-101-31 PLATE, ORNAMENTAL
15 3-019-364-33 CABINET (FRONT) (20DV: 1E/23DV: 1E)
15 3-019-364-43 CABINET (FRONT) (20DV: 1E/23DV: 1E)
SECTION 7
16
29
1 26
26
19
22
not
supplied
26
23
4
25
1 24
Remark Ref. No. Part No. Description
16 3-924-739-01 SPRING, CASSETTE
17 X-4952-666-1 LID ASSY, CASSETTE
18 4-017-441-01 CUSHION (B)
* 19 3-924-757-01 BRACKET (SPEAKER)
20 3-328-319-01 STRAP, HAND
21 3-924-749-21 LID, BATTERY CASE
22 3-924-747-21 KNOB (PAUSE)
23 3-019-597-11 CABINET (REAR)
24 3-318-203-92 SCREW (B1.7X9), TAPPING
25 3-366-890-51 SCREW (IB LOCK)
26 3-831-441-99 CUSHION
28 3-831-441-11 CUSHION, CABINET UPPER 10X7X0.5
* 29 1-676-967-11 SW BOARD
SP901 1-505-838-11 SPEAKER (3.6cm)
MIC101 1-542-136-11 MICROPHONE, ELECTRET CONDENSER
– 16 –
17
SP901
18
1
21
20
Remark