Sony TAM-100 specifications Section Diagrams, Block Diagram

TAM-100

SECTION 2

DIAGRAMS

2-1. BLOCK DIAGRAM

T70

W

ECM + B

MIC –

	JP100
	R
MODULER	1
JACK	G
TEL	2
	R
MODULER	1
JACK	G
LINE	2
	JP101

+JP90

DC JACK

–

DC IN 12V

				U1
				DSP				U80
								SPEAKER AMP
		76	TI -
				PD1	59		1	BIAS	SP901
VOICE DET	M2C	77	TI +
Q70	MUTE	78	VREF	SPOI +	80		4	5	SPEAKER
		58	PD2			+	3
D100-103		60	PD0
LINE SW	SPEECH	54	PB2	A14/P12	22			LED1-4
	NETWORK
Q110, 111
	Q120, 121			A12/P10	24			ANSWER ON/OFF
				PB1	•			MAIL BOX1-3
	BRANCH				55			LED INDICATOR
		28	A8/PJ0	PB0	•
	DET				56
	Q112, 113
								U2
		57	PD3				FLASH MEMORY
		+B		PA0	48		4	CS
				PA2	46		5	SK
RINGER DET
				PA3	45		6	D1
ZD100, 101
D104		27	A9/PJ1	PA4	44		7	D0

PH100

RINGER DET

PB7

49

PUSH BUTTON KEY

TIME

MEMO

ERASE

ANSWER

1

+5V REG

2

+5V

PB4

52

ON/OFF

U90

A3/PM3

•

33

A0/PM0

36

SET/REC

MAIL BOX

SW1

OFF

29

A7/PK3

3

AUDIBLE

ON

30

A6/PK2

GREETING MAIL BOX

VOL +

INDICATOR

2

ANN

53

PB3

REPEAT

MAIL BOX

SKIP

VOL –

ONLY

1

SW2

2

32

A4/PK0

WE

3

CAST

RINGER

5

31

A5/PK1

PC3-0

10

SELECT

TS

RAS

•

LED5

OE

61

88

IORQ

MREQ

64

PEI

•

7 SEGMENT LED

PEO

69

•

RD

WR

70

– 5 –