Sony DCR-TRV230E Service Manual page 102

DCR-TRV230E/TRV235E/TRV325E/
TRV330E/TRV430E/TRV530E
For Schematic Diagram
• Refer to page 4-11 for printed wiring board.
• Refer to page 4-104 for waveforms.
2 3
1
VC-254 BOARD(13/18)
DIGITAL8 MECHA CONTROL(MC BLOCK)
-REF.NO.:10000 SERIES-
XX MARK:NO MOUNT
A
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
XVSP_SCK
80 TO(7/18)
VSP_SO
XVSP_SCK
XVSP_SCK
VSP_SO
31 TO(4/18,15/18,
VSP_SO
17/18(CN1104))
VSP_SI
VSP_SI
B
XCS_AU
143
TO(15/18) XCS_AU
XCS_HONEY
XCS_HONEY
TO(17/18
129
(CN1104)) AUDIO_MUTE
AUDIO_MUTE
XCS_TAKO
XCS_TAKO
SDC_IN
78 SDC_IN
TO(7/18)
XVIDEO_IN
XVIDEO_IN
DEM0
DEM0
DEM1
130 DEM1
TO(15/18)
C
XPWAD
XPWAD
XPWDA
XPWDA
XTAL20M
113
TO(11/18)
X0
HP_JACK_IN
131 TO(17/18
HP_JACK_IN
(CN1116))
SWP
TO(4/18,17/18
29
SWP
(CN1108))
IFI_VD
22 TO(2/18,8/18,
IFI_VD
17/18(CN1104))
VFI_OE
37 TO(4/18,17/18
VFI_OE
D (CN1104))
VREF
VREF
TRRV
TRRV
XCS_SFD
XCS_SFD
WRX
WRX
RDX
RDX
FRRV
FRRV
TRRT
TRRT
E
DRP
DRP
ALE
ALE
XDVCN
XDVCN
XRST_LINK
XRST_LINK
XRST_PHY
XRST_PHY
LIP_SLEEP
30
TO(4/18) LIP_SLEEP
LPS
LPS
OFR
OFR
F
XRST_VSP
XRST_VSP
XCS_VFD
XCS_VFD
MCDA0
MCDA0
MCDA1
MCDA1
MCDA2
MCDA2
MCDA3
MCDA3
MCDA4
MCDA4
MCDA5
MCDA5
G
MCDA6
MCDA6
MCDA7
MCDA7
MCHA0
MCHA0
MCHA1
MCHA1
MCCE
MCCE
SCOD_WINDOW
SCOD_WINDOW
ATF_ERR
38
TO(4/18) ATF_ERR
REC_CRRT0
REC_CRRT0
H
REC_CRRT1
REC_CRRT1
XFE_ON
XFE_ON
DV_RF_SWP
DV_RF_SWP
68
TO(6/18)
XDRP_SCK
XDRP_SCK
DRP_SO
DRP_SO
DRUM_8PB
DRUM_8PB
XCS_TRF
XCS_TRF
RF_ENV_DET
91 RF_ENV_DET
TO(9/18)
I
TO(17/18
132
DV_RF_SWP
(CN1108))
16
DIGITAL8 MECHA CONTROL
VC-254 (13/18)
4 5 6 7
120 119 118 117 116 115 114 113
1.0
X0
0.9
X1
VSS
MD2
2.8
MD1
MD0
2.8
XSYS_RST
C4501 R2.8/P0
XPWAD
0.001u XPWAD
B 2.8
XPWDA
XPWDA
0
XRST_LINK
XRST_LINK
0
XRST_PHY
XRST_PHY
RB4501
ANALOG_MUTE
/PLUG_CONT/DEBUG_OUT0
100kX4
0
ALE
ALE
R0/P2.8
XDVCN
XDVCN
2.8
WRX
WR01
2.8
RDX
RDX
2.8
XCS_VFD
XCS_VFD
2.6
XCS_TAKO
XCS_TAKO
XCS_DAC
AUDIO_IN
XCS_AU 2.8
XCS_XYZ1
XFF_REW_UP
2.8
XCS_TRF
XCS_TRF
C4509
XCS_XYZ2
0.01u
2.8
VDD
R2.4/P1.6
MCDA0
MCDA0
R2.2/P1.6
MCDA1
MCDA1
R1.4/P1.0
MCDA2
MCDA2
R1.4/P0.8
MCDA3
MCDA3
R1.4/P1.5
MCDA4
MCDA4
R4507
1k
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
R4508
470k
4-39
8 9 10 11
R4514
C4508
C4504 100k
0.01u
1u
B B R4503 100k
R4530 C4505
470 0.01u
B C4506
0.01u
B
112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91
2.8
EEP_RDY/BSY
2.8
EEP_RST
2.8
XCS_EEP
0
DEM1
/XCS_DSP
2.8
DEM0
2.7
HP_JACK_IN
2.8
LIP_SLEEP
HI_SO(HI → MC) 2.1
2.4
HI_SI(MC → HI)
IC4501
2.5
XHI_SCK
2.8
DRP_SI
MECHANISM CONTROL
0
DRP_SO
2.8
XDRP_SCK
IC4501
0
MB91192PFF-G-139-BND LPS
2.5
VSP_SI
0.3
VSP_SO
2.7
XVSP_SCK
0
XCS_MC_FLASH
2.7
XHI_CS_MC
R0/P2.8
XCS_HONEY
32
REEL_PWM
0.6
CAP_PWM
1.1
DRUM_PWM
31
VSS
GND(EXTAL)
N.C.(XTAL)
2.8
VDD
0
DRUM_START
1.4
SWP_75Hz
1.4
DRP
12 13 14
FB4501
0uH
MODE_SW_A
MODE_SW_B
MODE_SW_C
CAP_ON
IC4502
CAP_FWD
IC4502
EEPROM CAP_PWM
BR9016RFV-E2
CAP_FG
2.8 2.8
XCS Vcc
DRUM_ON
C4507
2.7 2.8 DRUM_START
0.01u
XBUSY
XSCK
B
DRUM_PWM
0.3 2.8
DI RST
DRUM_FG
2.5 DRUM_PG
GND
DO
LOAD
UNLOAD
R4527
100k
TAPE_LED_ON
TAPE_TOP
DEM1 TAPE_END
R4523
DEM0
470k
R4520
HP_JACK_IN
1k
LIP_SLEEP DEW_AD
HI_SO SREEL_FG
HI_SI TREEL_FG
XHI_SCK XREEL_HALL_ON
DRP_SI R4524
100k
REC_PROOF_SW
CL4503
DRP_SO
RSAT
CL4504
XDRP_SCK
LM_LIM_ON
LPS
RB4502
LM_LIM_DET
100kX4
VSP_SI
CL4505
VSP_SO
CL4506
XVSP_SCK
XCS_MC_FLASH R4526
470k
XCS_MECHA
XHI_SCK
XCS_HONEY
HI_SO
HI_SI
R4521 10k
CAP_PWM
XCS_MECHA
DRUM_PWM
R4522 10k
XSYS_RST
C4510
0.01u
DRUM_START
DV_RF_SWP
DRP
SIGNAL PATH
MC_F_BUSY Drum speed servo
Drum phase servo
Drum servo (speed and phase)
Capstan speed servo
Capstan servo (speed and phase)
4-40
15 16 17
REG_GND
133
TO(18/18)
D_2.8V
MODE_SW_A
MODE_SW_B
MODE_SW_C
CAP_ON
CAP_FWD
CAP_PWM
CAP_FG
DRUM_ON
DRUM_START 116
TO(11/18,14/18)
DRUM_PWM
DRUM_FG
DRUM_PG
LOAD
UNLOAD
TAPE_LED_ON
TAPE_TOP
TAPE_END
DEW_AD
SREEL_FG
TREEL_FG
XREEL_HALL_ON
134
TO(14/18)
REC_PROOF_SW
RSAT
LM_LIM_ON
LM_LIM_DET
DRUM_8PB
63
TO(5/18,8/18,10/18,11/18,17/18(CN1117))
83
TO(8/18,10/18,11/18,17/18(CN1104))
96
TO(10/18)
58
TO(5/18,8/18,10/18,11/18,17/18(CN1117))
REC REC/PB PB