DOWNLOAD Sharp PZ-43MR2E (serv.man8) Service Manual ↓ Size: 531.78 KB | Pages: 23 in PDF or view online for FREE

Model
PZ-43MR2E (serv.man8)
Pages
23
Size
531.78 KB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD / Description of major functions
File
pz-43mr2e-sm8.pdf
Date

Sharp PZ-43MR2E (serv.man8) Service Manual ▷ View online

28
PZ-43MR2E
PZ-50MR2E
Ë
RH-iX3371CEZZ (ASSY: IC2501)
»
Multi Standard Sound Processor
»
Block Diagram
29
PZ-43MR2E
PZ-50MR2E
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Pin Function
Pin No.
Pin Name
I/O
Pin Function
NC
I2C_CL
I2C_DA
I2S_CL
I2S_WS
I2S_DA_OUT
I2S_DA_IN1
ADR_DA
ADR_WS
ADR_CL
DVSUP
DVSS
I2S_DA_IN2
NC
RESETQ
NC
DACA_R
DACA_L
VREF2
DACM_R
DACM_L
NC
DACM_SUB
NC
SC2_OUT_R
SC2_OUT_L
VREF1
SC1_OUT_R
SC1_OUT_L
CAPL_A
AHVSUP
CAPL_M
NC
AHVSS
AGNDC
NC
SC4_IN_L
SC4_IN_R
ASG4
SC3_IN_L
SC3_IN_R
ASG2
SC2_IN_L
SC2_IN_R
ASG1
SC1_IN_L
SC1_IN_R
VREFTOP
NC
MONO_IN
AVSS
NC
AVSUP
ANA_IN1+
ANA_IN-
ANA_IN2+
TESTEN
XTAL_IN
XTAL_OUT
TP
AUD_CL_OUT
NC
D_CTR_I/O_1
D_CTR_I/O_0
ADR_SEL
STANDBYQ
I/O
I/O
I/O
I/O
O
I
O
O
O

I
I
O
O
O
O
O
O
O
O
O






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O
I/O
I/O
I
I
Not connected
I2C clock
I2C data
I2S clock
I2S word strobe
I2S data output
I2S1 data input
ADR data output
ADR word strobe
ADR clock
Digital power supply 5V
Digital ground
I2S2-data input
Not connected
Power-on-reset
Not connected
Headphone out, right
Headphone out, left
Reference ground 2
Loudspeaker out, right
Loudspeaker out, left
Not connected
Subwoofer output
Not connected
SCART 2 output, right
SCART 2 output, left
Reference ground 1
SCART 1 output, right
SCART 1 output, left
Volume capacitor AUX
Analog power supply 8V
Volume capacitor MAIN
Not connected
Analog ground
Analog reference voltage
Not connected
SCART 4 input, left
SCART 4 input, right
Analog Shield Ground 4
SCART 3 input, left
SCART 3 input, right
Analog Shield Ground 2
SCART 2 input, left
SCART 2 input, right
Analog Shield Ground 1
SCART 1 input, left
SCART 1 input, right
Reference voltage IF A/D converter
Not connected
Mono input
Analog ground
Not connected
Analog power supply 5V
IF input 1
IF common(can be left vacant, only if IF input 1 is also not in use)
IF input 2(can be left vacant, only if IF input 1 is also not in use)
Test pin
Crystal oscillator
Test pin
Audio clock output (18.432MHz)
Not connected
D_CTR_I/O_1
D_CTR_I/O_0
I2C Bus address select
Stand-by (low-active)
30
PZ-43MR2E
PZ-50MR2E
Ë
VHiTB1274AF-1Q (ASSY: IC801, IC802)
»
VIDEO/CHROMA Processor
»
Block Diagram
31
PZ-43MR2E
PZ-50MR2E
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Pin Function
Pin No.
Pin Name
I/O
Pin Function
CVBS1/Y1-IN
SYNC-IN
CVBS-OUT
VS
COMB Y-IN
D-VDD
COMB C-IN
D-GND
HS
SCP
Yvi-IN
SYNC-VCC
SCL
SDA
YS3
(RGB1-in)
SYNC-GND
Cr1-IN
Cb1-IN
Y1-IN
CLP-FIL
Y-OUT
Cb-OUT
Cr-OUT
YS1
(YVbC2-IN)
B1-IN
G1-IN
R1-IN
Y/C-GND
Cr2-IN
Cb2-IN
Y2-IN
Y/C-VCC
B2-IN
G2-IN
R2-IN
YS2/YM
(RGB2-IN)
FIL.
X’TAL
C3-IN
APC-FIL
CVBS3/Y3-IN
ADDRESS
C2-IN
CVBS2/Y2-IN
COMB SYS
Fsc-OUT
AFC-FIL
C1-IN
I
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I/O
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CVBS1 or Y1-IN signal input.
Sync signal input.
CVBS or Y+C signal output terminal.
Counted-down vertical sync signal output.
Input of Y signal coming from comb filter. Open when not used.
DDS/BUS/V-CD/H-CD block power supply. DC5V (standard).
Input of C signal coming from comb filter. Open when not used.
DDS/BUS/V-CD/H-CD block grounding terminal.
H-AFC-processed horizontal sync signal output.
Sand Castle Pulse output. Clamping pulse and horizontal blanking pulse outputs.
Output of sync input Y signal selected with Video-SW.
SYNC/HVCO block power supply. DC5V (standard).
I2C BUS SCL terminal.
I2C BUS SDA terminal.
Selector switch for main signal and RGB1 input signal. YS3 input effective only when
“RGB1-ENB” is set at “enable” in bus setting.
SYNC/HVCO block grounding terminal.
Y1/Cb1/Cr1 signal input.
Y clamp filter to be connected.
Y/Cb/Cr signal output.
Selector switch for main signal and Y/Cr/Cb2  input signal.
RGB1 signal input. This input is selected at YS3 or I2C BUS.
Y/C/Text/Video-SW/1HDL block grounding terminal.
Y2/Cb2/Cr2 signal input. This input is selected at YS1.
Open when not used.
Y/C/Text/Video-SW/1HDL block power supply. DC5V (standard)
RGB2 signal input. This input is selected at YS2.
Open when not used.
Selector switch for main signal and RGB2  input signal.
Connected to Y/C-VCC terminal.
16.2MHz crystal oscillator to be connected.
Chroma signal input. Open when not used.
Chroma demodulation filter to be connected.
CVBS3 or Y3 signal input. Open when not used.
Slave address to be preset.
Chroma signal input. Open when not used.
CVBS2 or Y2 signal input. Open when not used.
Received color system judgment result to be output from this pin and pin 46.
Subcarrier output.
AFC detection filter to be connected.
Chroma signal input. Open when not used.
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