Diagrams; Block Diagram - Sony RM-VZ950T Service Manual

4-1.

BLOCK DIAGRAM

BUFFER,
D1
WAVEFORM
REMOTE CONTROL
SHAPING
SIGNAL RECEIVER
IC4
SW1
FUNCTION
KEY MATRIX
S11 – 17, S21 – 23,
S25 – 27, S31 – 35,
S41 – 46, S52, S53,
S55 – 57, S62 – 65
Ref No. PANEL DESIGNATION Ref No. PANEL DESIGNATION
S11 1 S35 N v
S12 3 S41 t
S13 9 S42 5
S14 x (BLUE) S43 0
S15 M B S44 x (GREEN)
S16 PROGR – S45 x V
S17 S46 2 +
S21 a S52 4
S22 6 S53 1 – -/--
S23 2 – S55 MENU z
S25 OK X S56 2 –
S26 PROGR + S57 %
S27 SET S62 1
S31 / S63 7
S32 2 S64 x (RED)
S33 8 S65 m b
S34 x (YELLOW)
05
SECTION 4

DIAGRAMS

LED DRIVE
REM 44
Q1
61 PDT
27 PCNT
RS
RS 8 40
R/W
RW 9 41
E
E 10 42
63 JDT1
64 JDT2
RESET
LRST 6 39
65 JDT3
58
JST
SYSTEM
CONTROLLER
IC1
SDA 16 5 SDA
SCL 18 6 SCL
LPOW 5
RESET 60
CE 31
VDET 66
69 70
X1
5MHz
– 27 –
D3, 4
REMOTE CONTROL
SIGNAL TRANSMITTER
BUSY
FLAG
CHARACTOR
DATA
GENERATOR
IN/OUT
REGISTER
CIRCUIT
BUFFER
CURSOR BLINK
CONTROL CIRCUIT
LIQUID CRYSTAL
DISPLAY DRIVER
IC2
DISPLAY
DATA RAM
RESET
CIRCUIT
ADDRESS
COUNTER
TIMING
GENERATOR
INSTRUCTION
REGISTER
& DECODER
EEPROM
IC3
D5 – 8
(LCD BACK LIGHT)
SYSTEM CONTROLLER (IC1),
EEPROM (IC3), LED B+
LCD B+
B+ SWITCH
LIQUID CRYSTAL DISPLAY
Q2
DRIVER (IC2) B+
RESET SIGNAL
GENERATOR
IC7
PARALLEL/ SHIFT
SERIAL REGISTER SEGMENT
CONVERTER & LATCH DRIVER
CIRCUIT CIRCUIT
SHIFT
COMMON
REGISTER
DRIVER
CIRCUIT
26
CMK1
BOOSTER
CIRCUIT
30 32 37
–5V LCD B+
REGULATOR
IC8
DC/DC
CONVERTER
IC5
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION R6)
2PCS. 3V
VOLTAGE
DETECT
IC6
– 28 –
RM-VZ950T
LCD1
LIQUID
CRYSTAL
DISPLAY