Sony TCM-22DV Section Exploded Views, IC Block Diagram, IC101 LA4168ML-TE-L, SP901, supplied

SECTION 7

EXPLODED VIEWS

• IC Block Diagram

IC101 LA4168ML-TE-L
PRE GND	EQ IN	MIC IN	Vref OUT	MIC VCC	R, F OUT	LED DRIVE	R/P SW	PAUSE	P/R MUTE	GVN CONT	GVN Vref	Vs	GVN GND	GVN OUT
30	29	28	27	26	25	24	23	22	21	20	19	18	17	16
		2.2k						PAUSE

NOTE:

•-XX and -X mean standardized parts, so they may have some difference from the original one.

•Color Indication of Appearance Parts Example:

KNOB, BALANCE (WHITE) . . . (RED)

↑ ↑

Parts Color Cabinet's Color

•Abbreviation

1E: No indication of country of origin

•Items marked “*” are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items.

•The mechanical parts with no reference num- ber in the exploded views are not supplied.

•Accessories and packing materials are given in the last of the electrical parts list.

30k

GVN

2k

MIC

VCC

+ –

+ –

– +

+

Vref

R/P

–

ALC

VOX

20k

MIC

EQ

REC

R, F

VOX

SPEED

1

POWER

2

300k

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

PRE NF

PRE OUT

REC IN

REC OUT

ALC CONT

VOX CONT

VOX DELAY

GNVSPEED UP

STOP CONT

AUT STOP IN

PWR IN

PWR OUT1

PWR GND

PWR OUT2

Vcc

(1)CABINET SECTION

	13
12	14

16

15

not supplied

MIC101

11 28

10

7

9 6

8

17

29

1	26		SP901
	26
	19		18
			1
22
	not	21	20
	supplied

AUT

MT-20DV-118

5

3

26

4

1

26 2 26

26

23

25

24

Ref. No. Part No. Description Remark

13-318-382-31 SCREW (1.7), TAPPING

23-345-648-01 SCREW (M1.4), TOOTHED LOCK

*3 A-3021-314-A MAIN BOARD, COMPLETE

43-924-741-01 TERMINAL, PLUS

53-936-973-01 TERMINAL, MINUS

63-924-744-01 SPRING (CLAW DETECTION), TENSION

73-924-743-01 CLAW, ERASING PROTECTION

83-334-565-41 SCREW (B1.7), TAPPING

93-924-745-01 BAR, GROUND

103-924-740-01 HOLDER, MICROPHONE

113-924-763-01 CUSHION (MICROPHONE)

123-924-742-21 KNOB (VOR)

133-939-590-26 SCREW (IB LOCK)

143-578-101-31 PLATE, ORNAMENTAL

153-019-364-33 CABINET (FRONT) (20DV: 1E/23DV: 1E)

Ref. No. Part No. Description Remark

163-924-739-01 SPRING, CASSETTE

17X-4952-666-1 LID ASSY, CASSETTE

184-017-441-01 CUSHION (B)

*19 3-924-757-01 BRACKET (SPEAKER)

203-328-319-01 STRAP, HAND

213-924-749-21 LID, BATTERY CASE

223-924-747-21 KNOB (PAUSE)

233-019-597-11 CABINET (REAR)

243-318-203-92 SCREW (B1.7X9), TAPPING

253-366-890-51 SCREW (IB LOCK)

263-831-441-99 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

15 3-019-364-43 CABINET (FRONT) (20DV: 1E/23DV: 1E)

– 15 – – 16 –