Sony STR-KM7600 Service Manual page 56

STR-KM7600
DIGITAL BOARD (1/4) IC2007 MB91353APMT-G-124E1 (SYSTEM CONTROL)
Pin No. Pin Name
1 COM_CLK
2 COM_DATA
3 FL_RESET
4 HP_RY
5 HP_DETECT
6 BRIDGEABLE_RY
7 FL_LAT
8 FL_CLK
9 FL_DATA
10 TUNING A
11 TUNING B
12 TUNE_LAT
13 TUNE_DI
14 T_CLK
15 TUNE_DO
16 HDMI_REG_CTRL
17 DSP_SEL
18 VSS
19 VCC
20 RDS DATA
21 to 24 V_SW4 to V_SW1
25, 26 COMP_S1, COMP_S2
27 PS(V-MUTE)
28 CEC_OUT
29 FUSE_DETECT
30 HDMI_ERR
31 DAC_LAT
32 DAC_MUTE
33 RDS_SIGNAL
34 VOL_DA
35 VOL_CL
36 PROTECTOR
37 SUB_TRANS
38 DIR_XMODE(RESET)
39 DIRCKST
40 VSS
41 I2C_SCL
42 I2C_SDA
43 VSS
44 VCC
45 SRC_MUTE
46 POWER_RY
47 DIR_CE(LAT)
48 DIR_DO
49 DIR_ERROR
50 HDMI_FSRATE
51 NMI
52 MD2
53, 54 MD1, MD0
55 INIT
56 VCC
57 X1
58 X0
59 VSS
60 X0A
56
I/O
O Data clock signal output for DIR IC and 8 CH DAC IC
O Data output for DIR IC and 8 CH DAC IC
O Reset signal output for FL DISPLAY DRIVER IC
O Headphone relay driver control signal output
I Headphone detection signal input
O Bridgeable relay control signal output
O Latch signal output for FL DISPLAY DRIVER IC
O Clock signal output for FL DISPLAY DRIVER IC
O Serial data output for FL DISPLAY DRIVER IC
— Not Used
— Not Used
O Serial latch signal output for tuner pack
O Serial data output for tuner pack
O Clock signal output for tuner pack
I Tuner IF data input from tuner pack
O HDMI regulator control signal output
O DSP select signal output
— Ground
— Power supply pin (+3.3 V)
I RDS data input (AEP, UK model)
O Video select signal output for COMPONENT VIDEO SELECT IC
O Component video select signal output for COMPONENT VIDEO SELECT IC
O Video mute signal output for COMPONENT VIDEO SELECT IC
O CEC signal output
I Fuse open detection signal input
I Error detection signal input from HDMI CONTROL IC
O Latch signal output for DAC
O Mute signal output for 8CH DAC IC
I TUNER SD signal detection input
O Serial data output for DIR IC
O Clock signal output for DIR IC
I Protector detection signal input
O Sub transformer voltage detection signal output
O System reset (Xmode) signal output for DIR IC
O Clock select signal output for DIR IC
— Ground
— Not Used
— Not Used
— Ground
— Power supply pin (+3.3 V)
— Not Used
O Power relay control signal output
O Latch signal output for DIR IC
I Data input from DIR IC
I Error detection signal input from DIR IC
I FSRATE signal input
— Not used (Fixed at H)
— Selection of micon operation mode (Fixed at H)
— Selection of micon operation mode (Connect to VSS)
— External reset signal input
— Power supply pin (+3.3 V)
— Clock signal output (12.5 MHz)
— Clock signal input (12.5 MHz)
— Ground
— Not used (Connect to VSS)
Description