General Information; Circuit Description; Block Diagram - Pioneer PDK-50HW2 Service Manual

7. GENERAL INFORMATION

7.1 Circuit descriptions

7.1.1 Block diagram

LED-A
S
E
L
E
C
T
64 LEDs
Infrared LED
LED-B
S
E Infrared light
L
(Virtical)
E
C
T
64 LEDs
LED-C
S
E
L
E
C
T
64 LEDs
LED-D
S
E
L
E
C
T
64 LEDs
LED-G
S
E
L
16 LEDs
LED-F
S
E Infrared light
L
(Level)
E
C
T
64 LEDs
LED-E
S
E
L
E
C
T
64 LEDs
H, VBLOCK_SEL
H, VLED_SEL
H, VBOARD_SEL
Ultra Sonic
Receiver AMP
Ultra Sonic MIC. (R)
Ultra Sonic
Receiver AMP
Ultra Sonic MIC. (L)
SENSOR-H
S
E
L
H_RCV (H)
E
C
T
64 LEDs
AMP
Buff
Infrared Sensor
SENSOR-I
S
E
L
H_RCV (I)
E
C
T
64 LEDs AMP Buff
SENSOR-J
S
E
L
H_RCV (J)
E
C
T
Buff
64 LEDs
AMP
SENSOR-K
S
E
L
H_RCV (K)
E
C
T
64 LEDs AMP
Buff
SENSOR-N
S
E
V_RCV (N)
L
16 LEDs
AMP Buff
SENSOR-M
S
E
L
V_RCV (M)
E
C
T
AMP
64 LEDs Buff
SENSOR-L
S
E
L
V_RCV (L)
E
C
T
64 LEDs AMP Buff
H, VSEN_ADR
H, VSEN_SEL
H, VSDEC_SEL
Furequency
Judgement
Decorder PEN/
Career
CPU
NORMAL
PDK-50HW2
AMP
S
D
E
E
AMP
L
T
E
E
C
C
T
I
T
O
N
AMP
AMP
AMP
S D
E
E
T
L
E
C
E
T
C
I
AMP
O
T
N
AMP
DIPSW
A / D
A / D
Main
CPU
Power Suppuly Indicator
RS-232C
DRIVER
9P Dsub
DC6V
77