Cpu Schematic Diagram - JVC GR-AXM236U Service Manual

4.2

CPU SCHEMATIC DIAGRAM

0 1 MAIN (CPU)
TO REG
UNREG
2.7V_RESET
R101
100K
CN25
JIG_CONN. AL_3.2V
CN18
5
TO TOP OPE UNIT AL_3.2V AL3.2V
C103 C104
AL_3.2V
TO REG L101 ∗
33µ
GND T
CN25
10µ/ 10V 0.01µ
JIG_CONN. MCU_RST
MCU_RST
TO REG
REG_3.2V
REG_4.8V
JIG_CONN.
VPP_7.8V CN25
CN2 CN2 21
GND
TO SENSOR CN18
GND
REG_3.2V
CN25
CN13
GND
REG_3.2V
JIG_CONN.
GND
CN2
GND TU_SENS
CN18
SUP_SENS
TO
GND D103
1SS355-X
TOP OPE UNIT GND
TO SENSOR
CN13
TO GND
ZOOM UNIT GND R120 R121
27K 27K
CN7
TO A/C HEAD GND
CN25
JIG_CONN. JIGCN_SW 7
(N.C)
REMCON
PMIRROR
TO LCD/CVF
VF_LCD
4
TO VTR ASP REC_CTL
TO M.MDA LOAD_F
A_BIAS
TO VTR ASP
FEH_ON
TO M.MDA
LOAD_R
TO VTR ASP, DSP
V_FF
V_OVL_A ∗
TO DSP
V_OVL_B
V_PULSE
TO DSP, BW/CVF V_PLS_ON
TO DSP
SDET_CTL
TO M.MDA CVM_DET
TO REG ADP_H
CN2
TO SENSOR
R_SAF_SW
(N.C)
PEJEC_SW
CN13
B_PHASE
TO ZOOM UNIT
CN13
A_PHASE
(N.C) EJECT_SW
TO REAR UNIT CN28
BATT_L
VD_H
TO DSP
OMT
CN18
TO TOP OPE UNIT EJECT_SW
CN25
JIG_CONN. EJECT_SW
FI
3 TO DSP
CFM
TO M.MDA DRUM_FG
CN2
CAM_SW_A
CN2
CAM_SW_B
TO SENSOR
CN2
CAM_SW_C
CN2
STR_SENS
TO DSP
VDVHS
TO M.MDA
CAP_FG
TO VTR ASP
CTL_OUT
TO M.MDA
DRUM_PG
TO VTR ASP V_ENV
HALL_A/D
TO F/Z/I/MDA
R126
IR_DC
CN7 15K
TO A/C HEAD
DEW_SENS
CN15 R167 18K
F_SENS
TO OP BLOCK CN15 R168 5.6K
Z_SENS
CN2
TO SENSOR EN_SENS
CN18
KEY_A
TO TOP OPE UNIT
CN18
LIGHT_SW
(N.C) KEY_C
TO REG PLI_AD
CN13
ZOOM_SW
TO ZOOM UNIT
CN13
2
PHOTO_SW
CN2
TO SENSOR
S_VHS_SW
CN18
∗ ∗
TO TOP OPE UNIT KEY_C
CN13
TO ZOOM UNIT KEY_C
∗
TO REG
AD_REF
WAIT_L
ASTB
DSTB_L
CLKCPU
R/W_L
AD15 # : EXCHANGE PARTS LIST
AD14
AD13
MODEL IC101 ROM N0.
AD12
PAL(A6,C6,C7) -38
AD11
TO DSP PAL(ALL) -39
AD10
AD9
NTSC(US) -40
AD8
NTSC(RCA) -41
AD7
AD6
1 AD5
FUNCTION R182
AD4
PC MODEL 1M
AD3 ∗
AD2 NON PC MODEL
AD1
AD0
T_BATT
TO REG
V_BATT
TO LCD/CVF LCD_CTL
NOTES : 1. The parts with marked ( ) is not used.
2. For CPU waveforms, please refer to page 4-45.
A B
∗
R104
BATTERY CHECK
CTL_ERASE
2SC4617/QR/-X
IC104 Q103
Q101
R107 R108 R112
27K
2SA1774/RS/-X 24K 10K 330
15K
D102
10K
R109 R111 C110
18K
R106
T C109 100p
T
560 C108 10/ 10V
2.2µ/ 10V
Q102
C105
DTC144EE-X
0.1µ
RCU SENSOR
IC1801
#
C121
0.1µ
∗
∗
Q112 ∗
∗
P155/RTP15
V_PLS_ON
R172
P156/RTP16
TAPE_LED
P157/RTP17
CVM_DET
RA101
P00/NMI
ADP_SW
2.2K
P01/INTP0
REC_SAFE_SW
P02/INTP1
EJECT_SW
R171 P03/INTP2
RXD
2.2K
P04/INTP3
BATT_SW
P05/INTP4/ADTRG
VD
P06/INTP5/RTPTRG0
NC
P07/INTP6
OMT
C118 VDD
SYS_3V
0.1µ
VSS
GND
P130/INTCP80
REMOTE_IN
WF1 P131/INTCP81
A_PHASE
P132/INTCP82
FI
P133/INTCP83
FRP
2.2K
P134/TI8
B_PHASE
P135/TCLR8
CAM_SW_A
P136/TO80
CAM_SW_B
P137/TO81
CAM_SW_C
P140/INTCP90
DRUM_FG
P141/INTCP91
VDVHS
RA102
P142/INTCP92
CAP_FG
P143/INTCP93
PB_CTL
P144/TI9
DRUM_PG
R169 P145/RTPTRG1
WF2 NC
330
P146
PHOTO_SW
P147
D_PWR_ON
P70/ANI0
V_ENV
P71/ANI1
START_SENS
P72/ANI2
EN_SENS
WF3
P73/ANI3
BATT
P74/ANI4
IR_DC
R127 220
P75/ANI5
DEW_SENS
P76/ANI6
FOCUS_SENS
RA103
2.2K P77/ANI7
ZOOM_SENS
P80/ANI8
HOLE
P81/ANI9
KEY_A
P82/ANI10
LIGHT_SW
P83/ANI11
KEY_C
P84/ANI12
PLI_AD
P85/ANI13
ZOOM_SW
P86/ANI14
T_BATT
P87/ANI15
V_BATT
RA104
2.2K
∗ ∗
AVREF
AD_REF
C140
∗
C115
0.1
RA105
4.7K
C134
∗
0.1µ
FUNCTION Q107 FUNCTION IC1801
RAE MODEL DTC144EE-X With RCU PIC-26043S
∗ ∗
NOT RAE MODEL Without RCU
IC105
TC1566FU
∗
∗
C
NOTES : For the destination of each signal and further line connections that are cut off from
this diagram , refer to "4.1 BOARD INTERCONNECTIONS".
When ordering parts , be sure to order according to the Part Number indicated in the Parts List.
∗
TAPE_LED
R116 R117
R181 1k
∗ 0R0
Q106
REEL_LED
Q104
R114 R115
820 Q105
2SA1774/RS/-X
100
DTC144EE-X
C127 0.033µ
R142
10K C128 0.47µ
C144
C124 C129
C123 10p 0.033µ
10p
X101 C120
0.01µ
C119
0.01µ
R143
1M
C122
0.1µ
∗ ∗
RA107
2.2K
P194
CAS_SW
C141
P193
APB_EP_H
P192
VF_CS
P191
CAP_FR
P190
LENS_MDA_CS
VSS
GND
VDD
SYS_3V
P187
CAP_STOP
P186
NC
P185
CCD_CS
P184
CDS_CS
P183
V_DSP_CS
P182
V_ASP_CS
P181
EEPROM_CS
P180
OSD_CS
P127/TI11/TO11
REG_CS
P126/TI10/TO10
NC
P125/TI7/TO7
RTC_CS
P124/TI6/TO6
DRUM_ON
P123/CLO
LENS_MDA_CLK
P122/SCK4
OSD_CLK
P121/SO4
IC101 OSD_DATA
UPD703039-XXX P120/SI4
232C_EN
UPD70F3040-XXX
P37/TI5/TO5
DRUM_CLK
P36/TI4/TO4
DSGAT
P35/TO1
LAMP_ON
P34/TO0
LED_G
P33/TIO11
LED_R
P32/TIO10
LENS_LED
P31/TIO01
IRIS_O/C
P30/TIO00
HD
VSS
GND
VDD
SYS_3V
R163
P27/TI3/TO3
IR_FLICK
P26/TI2/TO2
TO2
P25/SCK3/ASCK1
SCK3
P24/SO3/TXD1
SO3
P23/SI3/RXD1
SI3
P22/SCK2/SCL1
SCK2
P21/SO2
SO2
P20/SI2/SDA1
SI2
P15/SCK1/ASCK0
DSP_RST
P14/SO1/TXD0
TXD
P13/SI1/RXD0
RXD
P12/SCK0/SCL0
AL_CLK
∗
R157 0R0 C133
0.1µ
LITHIUM
J101
QAB0050-001
D 4-5 4-6 E
R166
1M
2SC4617/QR/-X
Q9202
OPEN
∗
C131
R188
0.1µ
4.7K
∗
C132
0.1µ
10K
RA106
330
4.7K
R162
Q113 ∗
R102
R103
Q114 ∗
R180
∗
C107
0.01µ
IC103
RS5C314-X
R154
2.2K AT25080N-10SC-X
CE VDD
IC102
X102
SCLK OSCIN
SIO OSCOUT ∗ R184
CS Vcc
Vss INTR
NAX0325-001X
SO HOLD
WP SCK
C125 C126 C143
10p Vss SI
0.01 3p
RTC EEPROM
F
TO A/C HEAD
CN7
CTL_ERS-
CN2
REEL_LED
TO SENSOR
CN2
TAPE_LED
JIG_CONN.
CN25
1
DIAL_MN
TP101 TP102
TO M.MDA
DRUM_REF
CAP_REF
CN18
RFRSH_SW TO TOP OPE UNIT
TO REG
PLI_PWM
TO F/Z/I/MDA
IRIS_PWM
CN13
DIAL_MN
CN13
DIAL_AT
TO ZOOM UNIT
CN13
DIAL_OF
CN13
DIAL_PB
OPEN_SW
TO LCD/CVF
REV_SW
CN13 TO ZOOM UNIT
TRIG_SW
CN2
CAS_SW TO SENSOR
2SC4617/QR/-X
PDIAL_PB
Q9201
PDIAL_MN
Q9204 Q9203
2SC4617/QR/-X 2SC4617/QR/-X
TO VTR ASP
APB_EP_H
TO BW/CVF
VF_CS
TO M.MDA
CAP_FR
TO F/Z/I/MDA
LENS_CS
TO M.MDA
CAP_STOP
CCD_SCS
TO TG/CDS
CDS_CS
TO DSP
V_DSP_CS
TO VTR ASP
V_ASP_CS
TO DSP
OSD_CS
TO REG
REG_CS
TO M.MDA
DRUM_ON
TO F/Z/I/MDA
LENS_CLK
OSD_CLK
TO DSP
OSD_DATA
TO TG/CDS
DSGAT
TO REG
LAMP_ON
LENS_LED
TO F/Z/I/MDA
IRIS_O/C
HD_H TO DSP
TO LCD/CVF, DSP, F/Z/I/MDA
DSP_REST
TO F/Z/I/MDA
IR_FLICK
TO M.MDA
DRUM_CLK
SCK3 TO VTR ASP, DSP
F/Z/I/MDA, TG/CDS, BW/CVF
SO3
SI3 TO LCD/CVF
TXD
R179
TO JACK
EDIT
∗ Q107
#
CN18
Q109
DTC114EE-X LED_G
TO TOP OPE UNIT
R165
LED_R
270
Q108
DTC114EE-X
R164
330
CN25
R185
9 TCCS_TXD
JIG_CONN.
0R0
10 RXD
PLED_ECT
(N.C)
PLED_SIS
AL_L3.2V
# IC105
TO JACK
RXD_DRV
AREG_CLK
TO REG
AREG_SO
S_DET_L TO DSP
(N.C)
P0LUX_SW
TO VTR ASP, SPEAKER
A_MUTE
TO VTR ASP
A_PB
(N.C)
PDATE_SW
VF_CTL TO BW/CVF
y10242001a-rev0
G H