Sony TAM-100.pdf

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TAM-100
TAM-100
SERVICE MANUAL
Canadian Model
SPECIFICATIONS
TELEPHONE ANSWERING MACHINE
MICROFILM
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SECTION 2
DIAGRAMS
TAM-100
2-1. BLOCK DIAGRAM
T70
U1
DSP
U80
SPEAKER AMP
W
B
ECM
MIC
+
–
76
TI -
PD1
59
1
BIAS
SP901
VOICE DET
Q70
M2C
MUTE
77
78
TI +
VREF
SPOI +
80
4
5
SPEAKER
JP100
R
58
PD2
+
3
1
MODULER
JACK
TEL
G
D100-103
60
PD0
2
1
R
LINE SW
Q110, 111
SPEECH
NETWORK
Q120, 121
54
PB2
A14/P12
A12/P10
PB1
PB0
22
2 5 56
LED1-4
MODULER
JACK
LINE
ANSWER ON/OFF
MAIL BOX1-3
LED INDICATOR
2
G
BRANCH
DET
Q112, 113
28
A8/PJ0
JP101
U2
FLASH MEMORY
57
PD3
+B
PA0
PA2
PA3
PA4
48
46
45
44
4
5
6
7
CS
SK
D1
D0
RINGER DET
ZD100, 101
D104
27
A9/PJ1
PH100
RINGER DET
PUSH BUTTON KEY
MEMO
PB7
PB4
A3/PM3
A0/PM0
49
5 33
36
+
JP90
+5V REG
U90
TIME
ERASE
ANSWER
ON/OFF
1
2
+5V
DC JACK
–
SET/REC
MAIL BOX
3
SW1
OFF
29
A7/PK3
DC IN 12V
AUDIBLE
INDICATOR
ON
ANN
ONLY
30
53
A6/PK2
PB3
GREETING
MAIL BOX
2
VOL +
REPEAT
MAIL BOX
1
SKIP
VOL –
SW2
2
5
32
31
A4/PK0
A5/PK1
WE
CAST
PC3-0
RAS
OE
IORQ
MREQ
PEI
PEO
RD
WR
3
RINGER
SELECT
10
•
61
LED5
TS
88
64
•
69
•
70
7 SEGMENT LED
– 5 –
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• IC Block Diagrams
U1 TC88512AF-043
100 95
94
93
92
91
90
89 87
86
85
84
83
82
81
80
79
78
77
76
75
74
1
1
1
D-A
CONVERTER
VRFF
GENERATOR
A-D
CONVERTER
DPS
CLOCK COUNTER
• VOICE COMPRESSION/DECOMPRESSION
• DTMF DETECTION
• FULL DUPLEX HANDS FREE AND SO ON
73
AVDD1, 2
AVSS 1, 2
72
71
WAIT
70
WR/PH0
69
RD/PH1
68
NM1
1
2
.
67
INT
DSP
INTERFACE
8 BIT
CPU
66
DVDD1-4
WE/PF0
3
4
MEMORY
INTERFACE
65
DVSS1-4
CAS1/PF2
64
63
.
PE (1:0)
62
MREQ/PH2
5
8
61
IORQ/PH3
PC (3:0)
RAS/PF3
9
10
11
60
57
OE/PF1
PD (3:0)
MCE
A 16
12
HOST
SERIAL
INTERFACE
56
49
PB (7:0)
A15-12/PI(3:0)
13
I/O
CONTROL
DVSS1-4
14
15
16
17
18
19
20
21
48
45
CPU RAM
PA (3:0)
XIN
XOUT
CPU PROGRAM
ROM
CLOCK
GENERATOR
+
PLL
44
43
MEMORY
SERIAL
INTERFACE
DVDD1-4
.
PA (7:4)
PVSS
PLLI
ADDRESS DECODER
PLLO
PVDD
22 24
25 28
29 32
33 36
37, 38 39 40 41 42
U2 TC58A04F
U80 NJM2113M-TE2
28
NC
27 – 15
CHIP–DIS
1
BIAS
4M BIT
MEMORY
CELL ARRAY
CHARGE PUMP/
CONTROL GATE
DRIVE
8
V02
50k
125k
V REF
2
#B
DATA LATCH
7
GND
50k
4k
INTERFACE/
CONTROL LOGIC
+VIN
3
6
V+
4k
1 2 3 4 5
6 7
8 – 14
#A
5
V01
4
–VIN
NC
– 6 –
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TAM-100
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each
block.)
• Waveform
1
2-2. PRINTED WIRING BOARD — KEY SECTION —
5.6Vp-p
KEY BOARD
For schematic diagrams.
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in W and 1 / 4 W or less unless otherwise
specified.
• ¢ : internal component.
• C : panel designation.
• U : B+ Line.
• Voltage and waveforms are dc with respect to ground
under no-signal conditions.
no mark : Add to DC 12V and fed with regulated dc power
supply from external power voltage jack.
4MHz
U1 !¤ (XOUT)
MEMO
16
9
ANSWER
ON/OFF
ERASE
: Impossible to measure
• Indication of transistor
1
8
LED5
C
Q
These are omitted
B
E
).
Voltage variations may be noted due to normal production tol-
erances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production tol-
erances.
• Circled numbers refer to waveforms.
• Signal path.
F : AUDIO
• Abbreviation
CND : Canadian model
W
TIME
VOL+
GREETING
VOL-
SET/REC
MAIL BOX3
QUICK/SKIP
MAIL BOX2
SLOW/
REPEAT
For printed wiring boards.
Note:
• : carbon pattern
• X : parts extracted from the component side.
• ¢ : internal component.
• b : Pattern from the side which enables seeing.
1
27
W1
MAIL BOX1
PLAY/STOP
11
1-673-413-
09
A
MAIN BOARD
(Page 8)
– 7 –
– 8 –
*
• Voltages are taken with a VOM (Input impedance 10 M
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TAM-100
2-3. PRINTED WIRING BOARD — MAIN SECTION —
MAIN BOARD
(SIDE A)
MAIN BOARD
(SIDE B)
A
R76
F
R72
R72
C70
T70
C72
YEL
T70
ECM
MIC
R100
ZD100
Q70
R70
C71 R71
R124
BLK
ZD101
R74
TP72
C73
R123
D102
C100
ZD104
C74
B
E
Z100
Q111
1
2
C56
R77
TP101
R7
R6
F100
C102
E
TP50
C55
R5
R113
R119
JP100
C53
MODULER
JACK
250V. 500mA
C104
TP111
R52
4
3
C110
D101
R2
R8
C58
R112
RED
D100
R122
C106
R120
R53 C59
Q110
U3
100
81
TP100
C105
E
C111
TEL
Q120
C1
D
C
GRN
R114
E
C103
R54
C2
1
C123
TP110
80
R126
C113
TP102
R50
D103
R117
C5
C51
GRN
R115
R3
R51
C7
LINE
R1
Q113
U1
C112
RED
C50
Q121
C17
C16
R118
MODULER
JACK
Z102
Z101
R116
C60
D
C
JP90
TP113
TP112
C6
JP101
C8
L2
C101
30
51
A
JP90
DC JACK
DC IN 12V
C93
C92
C120
C80
31
50
C88
U90
C18
R80
14
1
C91
C81
TP7
MAIN BOARD
C83
(Page 8)
E
B
R36
U2
C85
U80
C84
R34
C11
1
2
TP82
R32
R33
R11
R37
15
28
WHT
C19
C13
SP901
R20
R21
R19
SPEAKER
A
R18
F
R38
R22
C10
R23
R24
BRN
SW2
1-673-412-
11
SW1
1-673-412-
11
09
1
2
3
4
5
6
7
09
1
2
3
4
5
6
7
SW2
RINGER SELECT
TS ÷ 5 ÷ 2
SW1
AUDIBLE INDICATOR
ANN ONLY ÷ ON ÷ OFF
• Semiconductor
Location
• Semiconductor
Location
Ref. No. Location
Q71
A-3
Ref. No. Location
D91
B-2
Q112
D-5
D92
B-2
D100
E-3
U1
D-3
D101
D-2
U2
E-3
D102
E-3
D103
D-2
Q70
F-5
Q110
D-3
Q111
E-3
Q113
D-3
Q120
D-4
Q121
C-4
U3
D-7
U80
B-4
U90
B-3
ZD70
F-6
ZD100
F-4
ZD101
E-4
ZD104
E-4
– 9 –
– 10 –
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