Sony RDR-HX900 Service Manual page 75

Q Q
3 7 6 3 1 5 1 5 0
For Schematic Diagram
• Refer to page 4-5, 4-6 for waveforms.
2
1
FR-215 BOARD
LED DRIVE,FUNCTION KEY
A
-REF.NO.:40000 SERIES-
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
CN001 17P
JL007
B
IT_GND 1
JL009
FLD_CS 2
JL010
UNSW5V 3
JL012
UN6V 4
JL014
LED_DIM 5
JL015
IR 6
JL016
TO KEY2 7
JL017
AV-92 BOARD(5/8)
CN603 LED_RST 8
JL018
C
(SEE PAGE 4-16) KEY4 9
JL019
LED_STB 10
JL020
KEY3 11
JL021
LED_CK 12
JL022
KEY1 13
JL023
LED_DT 14
IT_GND 15
IT_GND 16
JL024
D
SW-8V 17
T E
L 1 3 9 4 2 2 9 6 5 1 3
E
F
16
w w w
.
3 4 5
IC062
JL008
LED DRIVE
FLCS
JL011
JL013
R0.1
P5.0
LEDIM
R5.0
P0
JL002
LERST
JL003
JL004
LESTB
LECK
LEDT
JL025
B-
REC STOP
IC061
REC PAUSE
REMOTE COMMANDER
RECEIVER
IC061 GP1UM27SXK0F
REC
(STOP)
1 2 3
(PAUSE)
B+
R061
C062
(PLAY)
0
0.01u
B
x a o
y
i
4-41
http://www.xiaoyu163.com
8
6 7 8
R051
0
B+
0 R054
4700
LEDIM
C063
4.8 DTC114EKA-T146
0.01u
B
IC062
NJU3711M(TE2)
TIMER REC
5.0 D002
P3 VDD
SLR-332VRT32
5.0
P4 P2
5.0
P5 P1
5.0
LERST
VSS XCLR
SYNCHRO REC
4.9
LESTB
P6 XSTB D001
4.8 LECK SLR-332VRT32
P7 CLK
0.1
LEDT
P8 DATA
C064
0.1u
DVD
B
D005
SLI-343YCT32WST
HDD
D004
EB3804X-TP-J555K
Q Q S021
3 7 6 3
TOOLS
R012
S012
S022
2200
CHANNEL+
R013
S013 S023
2200
CHANNEL-
R014
S014 3300 S024
INPUT SELECT
R015 S041
S015 S025
5600
(OPEN/CLOSE)
REC MODE
R016 R042
S042
S016 8200 2200 S026
DVD
R017 R043
S043 S027
S017
22k 2200
HDD
u 1 6 3
.
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2 4
9 9 8
9 10 11
JL026
B- JL027
JL028
B+ JL029 JL030
JL031
LERST JL032
R053
5.7
2200 JL033
FLCS
LEDT JL034
Q002
5.7
MSB709-RT1
LECK JL035
Q001 JL036
5.0
Q001,002
LED B+ SWITCH
R002
470
R001
470
R055
R005
0
2200
R004
470
1 5 1 5 0 8 9 2 4
EN030
ENTER
R022 SW4
2200
SW5
(RIGHT)
R032
R023
2200
2200 SW3
(UP)
SW2 R033
2200
(DOWN)
R024
SW1
3300
R034
(LEFT)
3300
R025
R035
5600
5600
R026 R036
S036
8200 8200
RETURN
R027 R037
S037 22k
22k
SYSTEM MENU
m
c o
4-42
RDR-HX900
2
9 9
12 13
CN002 9P
1 SW-8V
2 IT_GND
3 UNSW5V
4 KEY1 TO
FL-140 BOARD
5 LED_RST CN102
(SEE PAGE 4-39)
6 FLD_CS
7 LED_DT
8 LED_CK
9 IT_GND
9 8 2 9 9
LED DRIVE, FUNCTION KEY
FR-215