Block Diagram -Tape Section - Sony XR-C9100R Service Manual

6-1. BLOCK DIAGRAM — TAPE SECTION —
TAPE EQ/DOLBY NR
IC250
FWD/REV
19
HP901
MTL/NOMAL
PLAYBACK HEAD
18
FL NR ON
L 34 16
L-CH
FWD
DOLBY OUT
R R-CH
EQ 24
NR
NR-B/C 15
L 32
RL
REV
R
R-CH
AMS
AUTO
OUT
MUSIC 14
SENSOR
17
MUTE/TAPE
AMS/PLAY 20
R-CH
27 29
EJECT
RV230
DOLBY
FF (NOR)
LEVEL
(L ch)
TAPE REW (NOR)
OPERATION
REV
FWD
LOADING/TAPE
M
MOTOR
OPERATION MOTOR 7 4
DRIVE
9 2
IC201
M901 MOTOR
M
CAPSTAN/REEL DRIVER
MOTOR Q201, 204
T/R
REEL
TAPE
SENSOR
CONTROL TA8.5V
BATT
Q202,203
KEY-ACK
BU5VA DETECT
Q510
KEY-ACK
BU5VA DETECT I/F+B
Q511
KEY
D510 MATRIX
J500
(REMOTE IN)
• Signal path
: TAPE
04
SECTION 6
DIAGRAMS
1 MAIN
TAPE L-CH
SECTION
113 N-ROUT
X1A 73
BATT 3
X601
102 MTLIN
32.768kHz CN600
116
DOLBY 74
X0A
(BUS CONTROL IN)
2
BATT
X0 92
X600
115 DOLBC
4
3.68MHz
7
X1 93
1 4
6
2 5 7
(METAL DET)
3 6
103 AMSIN
Q250
8
1
Q602
114 AMSON
IR
RECEIVER 1
105 POS0
IC901
106
POS1
107 POS2
108 POS3
BU5VA
POWSEL 56 OFF
(TAPE DET)
S600
(POWER SELECT)
109 LM-EJ
ON
110 LM-LOD
111 CM-ON
REEL
BUFFER 104
112 TAPEON
76
KEYACK
D506
35 AD-ON
BEEP
BZ600
DRIVE
BEEP 15
(BUZZER)
46 KEYIN0 Q601
47 KEYIN1
BU CHECK
RAMBU 55 1 2 BU5VA
IC501
48 RC-IN0
72 RC-IN1
SYSTEM CONTROL
IC600 (2/2)
– 25 –
BATT
BATT(H)
CHECK
Q600
BUS INTERFACE
IC602
LCD DRIVE
IC900
BATT(L)
10 77 BU-IN
CHECK
SO 13 18 DATA
CKO 14 17
CLK
13 CE 16 19 CE
RESET 11 SYSRST
INH 32 14 INH
CLK
11 19 CKI
8
17 SI
DT
9 18 SO LCD ANGLE
ANG 41 CONTROL 11 VLCD
Q508, 509
BUS
12
10 BUSON
ON
LED
24 SIRCS PACK-IND 59 DRIVE
Q501
LED800
RE-IN0 36
RE900
ROTARY
ENCODER
RESET
2 1 90 RST
RE-IN1 37
IC500
SW800
LED
RESET
TIRIND 31 DRIVE
Q502
LED801
TIR
80 SW500
NOSESW
(NOSE DET)
DOORSW 12
10V REG
BATT LCD10V
Q506
ILL
CONTROL
Q507
DIMMER
ILL
CONTROL
BATT CONTROL
IC550
Q550,551
Q552-555
ILL-ON 29
DIMMER 30
U-CON5V
ONNIN-SW 49
SI 20
SO 21
CKO 22
CE 23
ONNIN
REQ 117
RST 9
CSV CONTROLLER
PON10V LCD10V IC903
57
D0
GRN YEL
|
D7 64
1
COLOR
GREEN 1
A0
SELECT |
AMBER 2
Q900-903
8
•
11
SEG101
|
LCD900 A15
|
18
SEG165
LIQUID
CRYSTAL
COM100
DISPLAY
A16 31
|
PANEL
COM107
A17 30
A18 29
A19 28
LED802 A17 26
RDD 44
RDC 42
FLASH CE 27
WRD 45
POWER
CONTROL PON10V
BATT
Q504,505
2
LEDON
D524
DOOR MAIN
DET SECTION
Q503
FRONT
PANEL
CSV AMP
ON/OFF
EL
DRIVE
EL900
DAC
Q556,557 ADC/ 5
48
DAC
19 XO 1
20 XI 1
B+ SWITCH
AIN 0
BU5V X900
Q605, 606 51
14.3MHz
ADC
MIX 14
AIN 1
50
38 DO
BUFFER
36 DI IC902 (1/3)
39 CLK
37 CE IGAIN0 33
35 REQ IGAIN1 32
21 RST
– 26 –
XR-C9100R
CSV SRAM
IC901
21
D0
|
D0-D7
23
•
25
|
D7
29
1
A0
A0-A15 |
5
•
11
|
20
A15
•
31
IC907 (1/2)
A16
10
IC907 (2/2)
6 A17
IC905
32 OE
IC906
CSV SFLASH
IC900
28 OE
26 CE
11 WE
1
A0
|
8
•
16
|
25
A0-A19 •
45
A19
•
48
29
•
D0
31
•
D0-D7
33
•
35
•
38
•
40
•
42 D7
•
44
12 RSET
IC904
MAIN
7 3
S-OUT
SECTION
BUFFER FILTER
IC902 (2/3) IC902 (3/3)
8 10 7 2
(MIC)
12
5V REG
CSV 5V AUDIO +B
Q902