Sony HT-DDW740 Service Manual page 28

STR-K740P/K840P
Pin No. Pin Name
51 MD2
52 RDS CLOCK
53 RDS DATA
54 SIRCS
55 FUSE DETECT
56 POWER KEY
57 JOG (B)
58 JOG (A)
59 VOL (B)
60 VOL (A)
61 DIN
62 CLK
63 FL STB
64 CONTROL A1 OUT
65 CONTROL A1 IN
66 POWER RELAY
67 PROTECTOR
68 HEADPHONE RELAY
69 WOOFER RELAY
70 REAR RELAY
71 CENTRE RELAY
72 PREOUT/FRONT RELAY
73 TUNED
74 STEREO
75 MUTING
76 DO
77 RSTX
78 SLATCH
79 X1A
80 X0A
81 VSS
82 X0
83 X1
84 VCC3
85 NC
86 NC
87 SW4
88 SW3
89 SW2
90 SW1
91 SECTION1
92 SECTION2
93 XMODE
94 CKSEL 1
95 CLK
96 CE
97 DI
98 DO
99 ERROR
100 XSTATE
26
I/O
I Operation mode setting input
O RDS clock signal output (Not used)
O RDS data signal output (Not used)
I Data signal input from the remote control sensor
I Fuse detect signal input
I Power switch key detect signal input
I Jog dial signal input from the rotary encoder
I Jog dial signal input from the rotary encoder
I Jog dial signal input from the rotary encoder
I Jog dial signal input from the rotary encoder
O Data signal output to the FL tube driver
O Clock signal output to the FL tube driver
O Strobe signal output to the FL tube driver
O Control A1 signal output
I Control A1 signal input
O Power relay control signal output
I Protector status detect signal input
O Headphone relay control signal output
O Woofer relay control signal output
O Rear speaker relay control signal output
O Centre speaker relay control signal output
O Front speaker relay control signal output
O Tuning a frequency signal input from the tuner
O Stereo tuning signal input from the tuner
O Muting signal output to the tuner
I Frequency data signal input from the tuner
I System reset
O Latch signal output to the tuner
— Not used
— Not used
— Ground
— Connection for a crystal resonator
— Connection for a crystal resonator
— Power supply
I Not used
O Not used
O Video select control signal output
O Video select control signal output
O Video select control signal output
O Video muting control signal output
O Optical in selector control signal output
O Optical in selector control signal output
O Reset signal output to DIR
O CKSEL control signal to DIR
O Clock signal output to DIR
O Chip enable signal output to DIR
O Data signal output to DIR
I Data signal input from DIR
I PLL error muting signal input from DIR
I XSTATE data signal input from DIR
Description