Sony HT-CT380 / HT-CT381 / SA-CT380 / SA-CT381 Service Manual ▷ View online
HT-CT380/CT381
29
4. The video and audio of HDMI is not outputted
The video and audio of HDMI is not
outputted.
outputted.
The voltage of the following is 1.0 V.
MAIN board: IC3105 pin 1
The voltage of the following is 3.3 V.
MAIN board: IC3106 pin 1
The voltage of the following is 5.0 V.
MAIN board: IC3102 pin 5
MAIN board: IC3107 pin 4
MAIN board: IC3105 pin 1
The voltage of the following is 3.3 V.
MAIN board: IC3106 pin 1
The voltage of the following is 5.0 V.
MAIN board: IC3102 pin 5
MAIN board: IC3107 pin 4
The voltage of the following is 3.3 V.
MAIN board: IC3109 pin 43 (RESET_N)
Vibrator (X3101) on the MAIN board is
oscillated.
MAIN board: IC3109 pin 43 (RESET_N)
Vibrator (X3101) on the MAIN board is
oscillated.
Yes
Yes
The voltage of the following is 4.9 V.
MAIN board: CN3106
MAIN board: CN3106
pin 19 (HOT PLUG DET)
Yes
Check the area surrounding IC3102,
IC3105, IC3106 and IC3107 on the
MAIN board.
IC3105, IC3106 and IC3107 on the
MAIN board.
No
No
No
Check the HOT PLUG DET line
(mounted state of capacitor (C3164) and
resistor (R3199, R3201, R3202)) on the
MAIN board.
(mounted state of capacitor (C3164) and
resistor (R3199, R3201, R3202)) on the
MAIN board.
No
Check the mounted state of coil (L3109
to L3114) on the MAIN board.
Check the IC3109 on the MAIN board
and replace the complete MAIN board.
to L3114) on the MAIN board.
Check the IC3109 on the MAIN board
and replace the complete MAIN board.
The voltage of the following is 3.3 V.
MAIN board: CN3100, CN3101, CN3102,
MAIN board: CN3100, CN3101, CN3102,
CN3106 pin 13 (CEC)
Check the diode (D1010) and IC1002
on the MAIN board.
on the MAIN board.
Yes
Yes
No
The voltage of the following (TMDS input
line) is about 3.0 V.
MAIN board: IC3109 pin 24 to 31
(In the case of HDMI IN 1 connection)
MAIN board: IC3109 pin 35 to 42
(In the case of HDMI IN 2 connection)
MAIN board: IC3109 pin 16 to 23
(In the case of HDMI IN 3 connection)
line) is about 3.0 V.
MAIN board: IC3109 pin 24 to 31
(In the case of HDMI IN 1 connection)
MAIN board: IC3109 pin 35 to 42
(In the case of HDMI IN 2 connection)
MAIN board: IC3109 pin 16 to 23
(In the case of HDMI IN 3 connection)
No
Check the mounted state of coil (L3107,
L3108) and jumper resistor (RB3108,
RB3109) on the MAIN board.
Check the IC3109 on the MAIN board
and replace the complete MAIN board.
L3108) and jumper resistor (RB3108,
RB3109) on the MAIN board.
Check the IC3109 on the MAIN board
and replace the complete MAIN board.
Yes
The voltage of the following (TMDS
output line) is about 3.0 V.
MAIN board: IC3109 pin 77 to 80 and
output line) is about 3.0 V.
MAIN board: IC3109 pin 77 to 80 and
82 to 85
Check the area surrounding RESET line
and vibrator (X3101) on the MAIN board.
and vibrator (X3101) on the MAIN board.
HT-CT380/CT381
30
MEMO
HT-CT380/CT381
HT-CT380/CT381
31
31
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM - HDMI Section -
SYSTEM CONTROLLER
IC1002 (1/4)
7
DATA0+
9
DATA0–
4
DATA1+
6
DATA1–
1
DATA2+
3
DATA2–
10
CLOCK+
12
CLOCK–
16
SDA (5V)
15
SCL (5V)
19
HOT PLUG DET
18
+5V POWER
13
CEC
HDMI TRANSCEIVER
IC3109
38
80
79
79
83
82
82
85
84
84
78
77
77
67
68
68
69
R3X0+
37 R3X0–
40 R3X1+
39 R3X1–
39 R3X1–
42 R3X2+
41 R3X2–
41 R3X2–
36 R3XC+
35 R3XC–
35 R3XC–
63 DSDA3
64 DSCL3
64 DSCL3
65 CBUS_HPD3
66 R3PWR5V
TX0+
TX0–
TX0–
TX1+
TX1–
TX1–
TX2+
TX2–
TX2–
TXC+
TXC–
TXC–
TXDSDA
TXDSCL
TX_HPD
7
DATA0+
9
DATA0–
4
DATA1+
6
DATA1–
1
DATA2+
3
DATA2–
10
CLOCK+
12
CLOCK–
16
SDA (5V)
15
SCL (5V)
19
HOT PLUG DET
14
RESERVE (NC)
13
CEC
CN3106
ARC
HDMI OUT
54
CSDA
7
DATA0+
9
DATA0–
4
DATA1+
6
DATA1–
1
DATA2+
3
DATA2–
10
CLOCK+
12
CLOCK–
16
SDA (5V)
15
SCL (5V)
19
HOT PLUG DET
18
+5V POWER
13
CEC
27 R2X0+
26 R2X0–
26 R2X0–
29 R2X1+
28 R2X1–
28 R2X1–
31 R2X2+
30 R2X2–
30 R2X2–
25 R2XC+
24 R2XC–
24 R2XC–
59 DSDA2
60 DSCL2
60 DSCL2
61 CBUS_HPD2
62 R2PWR5V
7
DATA0+
9
DATA0–
4
DATA1+
6
DATA1–
1
DATA2+
3
DATA2–
10
CLOCK+
12
CLOCK–
16
SDA (5V)
15
SCL (5V)
19
HOT PLUG DET
18
+5V POWER
13
CEC
CN3100
3
CN3102
2
CN3101
1
19 R1X0+
45 HDMI_SDA
53
CSCL
46 HDMI_SCL
45
INT
56 HDMI_INT
43
RESET_N
50
RSVDH
54 HDMI_RST
15 CEC_IO
18 R1X0–
21 R1X1+
20 R1X1–
20 R1X1–
23 R1X2+
22 R1X2–
22 R1X2–
17 R1XC+
16 R1XC–
16 R1XC–
55 DSDA1
56 DSCL1
56 DSCL1
57 CBUS_HPD1
58 R1PWR5V
SD0_0_DL0 90
SD0_1_DR1_GPIO1 92
SD0_2_DL1_GPIO2 93
SD0_3_DR2_GPIO3 94
SPDIFOUT_DL2 96
MCLK 91
WS0_OUT_DR0_GPIO7 88
SCK0_DCK 89
MUTEOUT_GPIO4 95
HDMI_D1
HDMI_D0
HDMI_D2
HDMI_D3
HDMI_D3
HDMI_SPDIF
HDMI_MCK
HDMI_BCK
HDMI_LRCK
RX_MUTE
ARC_SPDIF
HDMI_D0 – HDMI_D3, HDMI_SPDIF, HDMI_MCK,
HDMI_BCK, HDMI_LRCK, RX_MUTE, ARC_SPDIF
>001B
Q1004
: VIDEO
: AUDIO (DIGITAL)
SIGNAL PATH
XTALOUT 73
XTALIN 74
X3101
27MHz
HDMI IN
BUFFER
IC3201
(Page 32)
HT-CT380/CT381
HT-CT380/CT381
32
32
5-2. BLOCK DIAGRAM - MAIN Section -
SYSTEM CONTROLLER
IC1002 (2/4)
A_SEL0
J2001
TV
DIGITAL IN
ANALOG IN
OPTICAL
RECEIVER
CN2004
A/D CONVERTER,
DIGITAL AUDIO INTERFACE RECEIVER
IC2005
L/R_IN
63
MCLK_IN
54
BCLK_IN
42
LRCK_IN
59
FLAG2
81
A/D_2CH
57
RXIN2
33
MIX AMP
IC2004
RXIN4
31
VINL
47
VINR
48
MPIO_A3
6
MPIO_C1
8
MPIO_C2
9
MPIO_C3
10
RXIN3
32
MPIO_A0
3
MPIO_A1
4
MPIO_A2
5
DOUT 17
L/R OUT 48
38
DIR_DO (MC_DIRDI)
MDO
98
DIR_ZERO
16
M_RX_IN
30
M_TX_OUT
29
DSP_MISO
4
DSP_MOSI
3
DSP_SPICLK
5
DSP_SPIDS
48
DSP_INTR
66
DSP_RESET
49
SF_HOLD_DSP
50
DIR_XSTATE
52
23
MDI
24
MC
25
DIR_HCE
MS
51
26
DIR_RST
RST
53
DIR_DI (MC_DIRDO)
99
DIR_CLK
100
34
XTO
40
XTI
39
UART_OUT
30
UART_IN
31
MISO
20
MOSI
19
BOOT_CFG1
6
DO (IO1)
2
DI (IO0)
5
CLK
6
CS
1
HOLD (IO3)
7
SPICLK
21
DSP_CS
24 23
DPI_P05
77
FLAG0
98
RESET
EEPROM
IC1001
SDA
ROM_SDA
ROM_SCLK
5
SCL
6
8
9
9
MFI
IC1010
SDA
CP_DATA
CP_CLK
2
SCL
6
TRIAXIAL ACCELERATION
SENSOR
IC1012
SDI
2
SCK
12
88
87
87
CP_RESET
RST
7
79
MC_BT_RXD0
34
MC_BT_TXD0
33
MC_BT_RTS
36
BT_MUTE
73
BT_RST
42
RTS1/MC_BT_CTS0
32
BT_UART_TX
L_OUT–
L_OUT+
R_OUT+
BT_UART_RX
BT_UART_RTS
BT_UART_CTS
BT_UART_CTS
MUTE
RESET
BT1
Bluetooth MODULE
R_OUT–
SL/SR_IN
40
MPIO_B1 12
C/SW_IN
58
MPIO_B2 13
SBL/SBR_IN
62
MPIO_B3 14
DIR_IN
65
ANALOG AUDIO SELECTOR
IC2003
A
X0
12
X1
14
Y1
5
Y0
1
X 13
Y 3
10
C/SW1_OUT 56
BCLK_OUT 60
LRCLK_OUT 61
XTAL 13
CLKIN 12
SCKO 20
BCK 19
LRCK 18
NPCM 2
DIR_ERROR
25
HDMI_MUTE_ON
55
HDMI_MUTE_DET
47
HDMI_NON_LPCM
24
SEL_HDMI
57
LEVEL SHIFT
IC2013 (2/2)
SHIFT
CONTROL
IC2011
X2001
24.576MHz
X2002
25MHz
DSP
IC2009
AMP_D1FLFR
MCK
DSP_LRCK
DSP_BCK
AMP_D3CSW
AMP_D1FLFR, AMP_D3CSW,
MCK, DSP_BCK, DSP_LRCK
>002B
: Bluetooth
: AUDIO (ANALOG)
: AUDIO (DIGITAL)
SIGNAL PATH
HDMI_D1
HDMI_D0
HDMI_D2
HDMI_D3
HDMI_SPDIF
HDMI_D3
HDMI_SPDIF
RXIN5
30
ARC_SPDIF
HDMI_MCK
HDMI_BCK
HDMI_LRCK
HDMI_MCK
HDMI_BCK
HDMI_LRCK
RX_MUTE
HDMI_D0 – HDMI_D3, HDMI_SPDIF, HDMI_MCK,
HDMI_BCK, HDMI_LRCK, RX_MUTE, ARC_SPDIF
HDMI_BCK, HDMI_LRCK, RX_MUTE, ARC_SPDIF
>001B
D1001
D1004
DATA SELECTOR
IC2010
ERROR 1
SEL
2A
1A
5
2B
6
1B
3
2
MPIO_C0 7
4A
4B
4B
13
14
2Y
FLAG1
80
1Y
4Y
7
4
12
1
Q2002
D1002
SWITCHING
IC2013 (1/2),
Q2003
BUFFER
IC2014
RF1
RF MODULATOR
(SWA12-4V TX)
8
DIN_TX
12
BCK1_TX
11
LRCK1_TX
17
SDA_STX
18
SCL_STX
20
INT
19
RESETN
CN1003
WL_RST
21
WS_INT
65
WL_SCL
40
WL_SDA
41
SERIAL FLASH
IC2008
Q2001
D2003
(Except US, CND)
(Page 31)
(Page 33)
Ver. 1.1
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