Sony DNW-A22 Maintenance Manual page 282

IC1302-1306
SUPERIMPOSE
CHARACTER
CONTROL
CN1100 3P
(FACTORY USE)
RS-232C
OSC
IC1301
D-SUB 25P
(ISR) X1300,X1301
RS-232C
IC1110
DRIVER/
IC1111
RECEIVER
IC1112
IC1113 SW
IC1114
IC1403,1404,1405
IC1107
BUS
BUFFER
ADDRESS
INT
DECODE
PIO,INT,
SIO,CTC,
PIO FRAME GEN.
IC1102
X1100
4.91 MHz KY-364
SIO
OSC
LINE
DRIVER/
RECEIVER
IC1103
IC1104
IC1105
SS-63
IC710
NV-RAM
IC709
DATA BUS
DATA DATA
BUFFER
IC719,721-723
LOWER CONTROL PANEL
DATA RAM ADDRESS
IC1400
IC711,713 FP-91
RAM
SYS1 FRONT PANEL CONTROL
DATA ADDRESS
ROM
IC1401
MPU CONTROL
IC705-708
INTERFACE, SIF1
ADDRESS AND PIO
ADDRESS
LATCH
IC704
SYS1 CPU
40 MHz CLOCK
RESET
IC712,Q701
POWER ON
L:RESET
RESET
OVERALL (2/2)
Block Diagram
IC104 IC200 DP200
IC102
VFD VFD DISPLAY
6
LINE
DRIVE
RECEIVER/
TRANSCEIVER
S100-142
MPU LOWER PANEL
KEY/LED
8 MATRIX
X100 IC101
4.9152 MHz DIAL SOL.
OSC DRIVE
PTC-69
PM005
IC1-5
DIAL SOL.
JOG/
DIAL I/F SEARCH
DIAL
DIAL SENSORS
IC4,5
IC6 IC1
ANALOG/PWM
PULSE
CONVERT
WIDTH
COUNTER
VR-207
X1
MPU
9.83 MHz
AUDIO PB LEVEL VR
OSC
SWC-30
S201-217
KEY/LED
MATRIX
UPPER CONTROL
PANEL
SWC-31
S101-113
KEY
MATRIX
SUB CONTROL
PANEL
OVERALL (2/2)
Block Diagram
IC2500
COMMON
RAM
CONTROL
RAM
IC2501
CN1901 3P
(FACTORY USE)
RS-232C
IC1904
DRIVER/
IC1906
RECEIVER
IC1905
SW
IC1907
IC1903
IC2103 IC2113(1/2)
ADDRESS
INT BUS
DECODE
BUFFER
PIO,INT, MPU
SIO,CTC, CONTROL
PIO FRAME GEN. INTERFACE,
AND PIO
DSP IF(HR,HX,HRS,HXS,HBCK)
RAM
IC2114-2117
IC2100
BUS
BUFFER
(SS-63)
IC1511
DATA BUS
DATA DATA
BUFFER
IC1513-1520
DATA RAM ADDRESS
IC1512
SY2
DATA ADDRESS
ROM IC2108
MPU CONTROL
INTERFACE,
IC1506-1509
AND PIO
ADDRESS
ADDRESS
LATCH
RAM
IC1505
IC2107
SYS2 CPU
CLOCK
RESET
L:RESET
X1500
IC1500
IC1503
40 MHz
HEAD SEL
IC1504
40 MHz
20 MHz
OSC
10, 8, 5, 2.5 MHz
B-2 B-2
SYS2(A BUS, D BUS)
VPR-17
IC118 IC317 IC905
VIDEO
FRAME
JOG PIO
CONTROL
PROCESS
IC300 IC302 IC306 IC523
VIDEO VITC COMPOSITE TIMING
PROCESS REGEN ENCODER GEN. 1
DPR-73
AUDIO BLOCK SDTI BLOCK VIDEO BLOCK
IC806,807 IC201 IC204
AUDIO CONTROL SDTI VIDEO
AP1, AP4 RX DEPACK
IC121 IC208,211,212
IC700,704
ATTRIBUTE
SDTI
AUDIO MEMORY
SYSTEM DATA
CONTROL SELECTOR
DSP
IC300
IC501 IC801 IC602
BRR
DECODER
AUDIO AUDIO
AUDIO
CONTROL CONTROL
DEPACK
PIO PIO
DPR-71
ENCODE PROCESS DECODE PROCESS
IC300 IC600
OUTER
MEP
ECC
BUS BUS
IC114 IC115
BUFFER BUFFER
IC113
BUS
BUFFER
SIF2(SCK,CMD,RES,RDY,CS)
EQ-56 DM-89
IC900 NV-RAM
IC908
NV-RAM
IC908 IC702
(EEPROM)
INNER
X901
ECC
OSC
EQ MICOM
IC500,501
ANALOG BETACAM PB DEMODULATOR
D/A
HEAD CONT.
IC107
MPX
GATE TBC-23
ENCODE
IC101-104
X200
DRUM ASSEMBLY BLOCK
OSC
MPX
HEAD CONTROL
DECODE
ANALOG BETACAM PB TBC
ROTALY TRANS
IC909
EVR
IC714
TIMING
GEN. 2
FIFO
PACK PROCESS
IC800 IC803 IC816 IC821
AUDIO AUDIO VIDEO SDTI
FEED PACK PACK TX
BUS
IC116
BUFFER
IC906
IC904
ANALOG
Y CONTROL
MPU VIDEO
D/A
PROCESS
CONTROL
IC905
C CONTROL
D/A
IC202
TBC CONTROL
MPU IC200
NV-RAM
DNW-A22/A22P