Sony BDKP-N1001, Руководство по обслуживанию

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3-11
BDX-N1000
IC
LM393PS (TI)
LM393PS-E05
GND
V
CC
1
2 3
4
5 6 7 8
+
_
_
+
DUAL VOLTAGE COMPARATORS
—TOP VIEW—
M48T18-100MH1TR (SGS)
1 28
2 27
3 26
4 25
5 24
6 23
7 22
8 21
9 20
10 19
11
18
12 17
13 16
14
V
DD
GND
W
INT
A12
A7
DQ0
E2
A9
A8
A11
G
A0 - A12
E1
A6
A5
A4
A3
A2
A1
A0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
A0 - A12
DQ0 - DQ7
INT
E1
E2
W
G
OSCILLATOR
AND
CLOCK CHAIN
8 x 8
BIPORT
SRAM ARRAY
8184 x 8
SRAM ARRAY
VOLTAGE SENSE
AND
SWITCHING
CIRCUITRY
POK
32,768 Hz
CRYSTAL
LITHIUM
CELL
TOP HAT
M4T28-BR12SH1 M48T18-100MH1TR
GND
V
DD
W
E2
G
DQ0 - DQ7
E1
2 - 10, 23 - 25
11 - 13, 15 - 19
20
26
27
22
14 1 28
15
A10
INT
: ADDRESS INPUTS
: DATA INPUTS/OUTPUTS
: POWER FAIL INTERRUPT
: CHIP ENABLE 1
: CHIP ENABLE 2
: WRITE ENABLE
: OUTPUT ENABLE
C-MOS 64 K (8,184 x 8)-BIT NON-VOLATILE SRAM AND REAL TIME CLOCK
—TOP VIEW—
MAX706CSA (MAXIM)
MAX706CSA-TE2
INPUTS
MR
PFI
WDI
OUTPUTS
PFO
RESET
WDO
: MANUAL RESET
: POWER FAIL
: WATCH DOG
: POWER FAIL
: RESET
: WATCH DOG
2
V
CC
6
WDI
7
RESET
5
PFO
RESET
GENERATOR
TIMEBASE FOR
RESET AND
WATCHDOG
WATCHDOG
TIMER
WATCHDOG
TRANSITION
DETECTOR
4.65 V
+
_
4
PFI
+
_
MICROPROCESSOR SUPERVISORY CIRCUIT
—TOP VIEW—
1.25 V
8
WDO
1
MR
V
CC
250 u A
MR
V
CC
GND
PFI
1
2
3
4
8
7
6
5
WDO
RESET
WDI
PFO
R1, 2
T1, 2
: RECEIVER 1, 2
: TRANSMITTER 1, 2
1
3
4
5
11
10
13
8
C1 +
C1 _
C2 +
C2 _
T1
T2
R1
R2
V +
V _
T1
T2
R1
R2
2
6
14
7
12
9
C1 +
V
+
C1 _
C2 +
C2 _
V _
T2
OUT
R2
IN
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
T1
OUT
R1
IN
R1
OUT
T1
IN
T2
IN
R2
OUT
GND
V
CC
T1
400 K
+ 5 V
+
0.1 µF
+
0.1 µF
6.3 V + 5 V
INPUT
16
2 + 10 V
1
+
0.1 µF
3
4
+
0.1 µF
5
+ 5V to + 10V
VOLTAGE DOUBLER
+ 10V to _ 10V
VOLTAGE INVERTER
+
0.1 µF
16 V
6
_ 10 V
T2
400 K
+ 5 V
11
10
14
7
TTL/CMOS
INPUTS
RS-232
OUTPUTS
R1
5 K
R2
12 13
8
TTL/CMOS
OUTPUTS
RS-232
INPUTS
9
15
5 K
RS-232 TRANSMITTER/RECEIVER
—TOP VIEW—
MAX202CSE (MAXIM)
MAX202CSE-T
LM3940IS-3.3 (NS)
GND
OUT IN
1
1 2 3
2
3
LOW DROPOUT REGULATOR
—TOP VIEW—
NM93C56EM8X (FSC)
1 8
2 7
3 6
4 5
V
CC
CS
SK NC
NC DI
DO GND
INPUTS
CS
DI
SK
OUTPUT
DO
OTHER
NC
: CHIP SELECT
: SERIAL DATA
: SERIAL DATA CLOCK
: SERIAL DATA
: NO CONNECTION
CS
SK
DI
DO
1
2
3
INSTRUCTION
DECODER
CONTROL LOGIC
AND
CLOCK
GENERATORS
HIGH VOLTAGE
GENERATOR
AND
PROGRAM
TIMER
INSTRUCTION
REGISTER
DECODER
1 of 16
READ/WRITE AMPS
DATA IN/OUT REGISTER
16-BIT
ADDRESS
REGISTER
EEPROM ARRAY
DATA OUT
BUFFER
16
16
V
PP
4
2,048-BIT SERIAL EEPROM
—TOP VIEW—