JVC DR-M1SL, Service Manual

Page: 18 / 56

(No.XA013SCH) 2-5
Audio signal control section (SHEET 8)
IC8202
IC8301
IC8302
2chDA converter
IC8201
24bit
A/D
combatrIC8001
A_MUTE1[H]
ACD_RST[L]
I2C_CLK2 I2C_DATA2
TU_AUDIO[L/R]
F_AUDIO[L/R]
AOUTL
AOUTR
AI_D[0]
PDN
CDTI
CCLK
AO_SCLK AO_FSYNC AO_MCLKO
A_MUTE2[H]
AUDIO_OUT1[L/R]
DAC_SDA
DAC_SCL
A_DAC_CS
DAC_RST[L]
AO_DI[0]
TO SHEET 13
AO_IEC958
Optical digital
OUT
J8401
J8501
Signal input/output terminal section(SHEET 10)
CN4101
TO CN1001
SHEET 5
SAT CONTROL
J4110
AV COMPULINK
J4109
RCOUT COUT 480I[H] RYOUT YVOUT CBOUT CROUT
YTODIGI CTODIGI SYNC_DET
SAT_CTL
R.PAUSE
K_BUS_REQ K_BUS_OUT K_BUS_CLK K_BUS_IN SYS_RESET[L]
P_MUTE[H] P_CTL[H] SYNC_DET VD
AO_FSYNC AO_D[0] DAC_RST[L] AO_SCLK A_DAC_CS AO_MCLKO
DAC_SCL AI_D[0] DAC_SDA A_MUTE2[H] AO_IEC958
J4004
Front S-Video input
J4001
Front AV input
Video controller
IC4001
I2C_DATA_A/V I2C_CLK_A/V
YTODIGI CTODIGI
Y C
V_IN
F_AUDIO[L/R]
CN3001
TO CN7001
SHEET 14
SYNC_DET I2C_DATA_A/V I2C_CLK_A/V
SECAM[H] I2C_DATA2 I2C_CLK2
STB RC_IN S_CLK
S_DATA_TOSYS
S_DATA_FRSYS
ADC_RST[L] A_MUTE[H]
System controller
IC3001
P.MUTE[H] K_BUS_OUT SYS_RESET[L] K_BUS_IN P_CTL[H] K_BUS_CLK
K_BUS_REQ SYNC_DET VD R.PAUSE SAT_CTL
I2C_DATA2 I2C_CLK2 TU_DATA TU_CLK
TU_V_MUTE[H] SW1 SW2 AFC RF_AGC
System controller section(SHEET 12)
Input/output
terminal section
(SHEET 11)
CN3002
TO CN7101
SHEET 14
Muting
Q6031
TV Multiplex
sound processor
IC6701
TO SHEET 8
Tuner section(SHEET 13)
Tuner
TU6001
TU_AUDIO[L/R]
TU_VIDEO
VIDEO_OUT
TU_V_MUTE[H]
TU_DATA
TU_CLK AFC RF_AGC
SW1 SW2
I2C_DATA2 I2C_CLK2
MAIN 0 3
AUDIO_IN1[L/R]
AUDIO_IN2[L/R]
DEC_OUT[L/R]
LINE_OUT[L/R]
TO SHEET 11
TO SHEET 11
AV1_L AV2_H
Muting
Q8201,Q8202
IC8501
FW8501
CN4301
CN8501
COAXIAL OUT
2 inputs positive AND gate
IC8002
Audio / video signal input control section (SHEET 9)
SECAM[H]
SYNC+BGP.IN
HD_FROM_PDC
SYNC_DET
I2C_CLK2 I2C_DATA2
IC4201
IC4301
SECAM
IC4304
CN4302
REAR1_C_IN
REAR 1_YV_IN
REAR2_C_IN
REAR 2_YV_IN
SCR_ID 4_3[H] 16_9[H] RGB_TH[H] AVI_YC_IN[H] BIAS/RGB_CTL AV1_L AV2_H
RAPID_SW V_MUTE[L]
J7307
J7301
C
N7301
AUDIO OUT
4_3[H] 16_9[H] P50_I/O AV_YC_IN[H]
CROUT CBOUT
COUT YVOUT
C
N7302
Q7310 to
Q7312
SWITCH
IC7302
J7302
Video driver
IC7301
SWITCH
IC7303 to IC7306
TO SHEET 8
REAR2_Y_IN
REAR2_C_IN
AV2_H RGB_TH[H]
VMUTE[L]
480I[L] RCOUT RYOUT
SCR_ID
AV1_L
REAR1_YV_IN
R G B
V_OUT
DEC_OUT[L/R] AUDIO_IN2[L/R]
LINE_OUT[L/R]
AUDIO_IN1[L/R]
R G B V_OUT
AUDIO_OUT1[L/R]
L-1 SCART Terminal
L-2 SCART Terminal
RAPID_SW BIAS/RGB_CTL
REAR1_C_IN
S-VIDEO
COMPONENT
VIDEO OUT
J7309
J7308
FW
7301
CN
7312