Camera Control, Hi8/Std8 Mechanism Control) Schematic Diagram - Sony DCR-TRV820 Service Manual

VC-235 (CAMERA CONTROL, Hi8/Std8 MECHANISM CONTROL) SCHEMATIC DIAGRAM • See page 4-11 for VC-235 printed wiring board. • See page 4-105 for waveforms.
1 2 3 4
VC-235 BOARD (12/16)
A
CAMERA CONTROL
Hi8/Std8 MECHANISM CONTROL
VC-235 BOARD (14/16)
(VC BLOCK)
-REF.NO.:10,000 SERIES-
XX MARK:NO MOUNT
B
NO MARK:REC/PB MODE
R:REC MODE
P:Digital8 PB MODE
C:Hi8/Std8 PB MODE
*IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
C
78
X0
VC-235 BOARD (11/16) XTAL20M
D
XWEN
XWEN
40
VC-235 BOARD (6/16)
SSS
SSS
E
F
DRUM_START
DRUM_START
CAP_FG
CAP_FG
CAP_ON
CAP_ON
CAP_FWD
CAP_FWD
DRUM_ON
G
DRUM_ON
DRUM_FG
DRUM_FG
DRUM_PG
DRUM_PG
LOAD
LOAD
UNLOAD
80
UNLOAD
TAPE_END
VC-235 BOARD TAPE_END
H
(11/16,13/16) TAPE_TOP
TAPE_TOP
CAP_PWM
CAP_PWM
DRUM_PWM
DRUM_PWM
TAPE_LED_ON
TAPE_LED_ON
MODE_SW_A
I MODE_SW_A
MODE_SW_B
MODE_SW_B
MODE_SW_C
MODE_SW_C
SREEL_AFG
SREEL_AFG
TREEL_AFG
TREEL_AFG
ME_SW
83 ME_SW
VC-235 BOARD (13/16)
HI8_MP_SW
HI8_MP_SW
XDRUM_BRAKE
J
XDRUM_BRAKE
REG_GND
R1132 R1128
GENERAL_AD
84
SYSTEM_AD
VC-235 BOARD (16/16)
K
R1131 R1127
FB4901
0uH
D_2.8V
IC4901
L
EEP ROM
MARKED:MOUNT TABLE
MODEL
DCR-TRV820/TRV820P DCR-TRV820E
REF.NO.
R1127 100k 47k
R1128 47k 100k
R1131 68k 100k
M
R1132 56k 47k
05
5 6 7
64
59 VC-235 BOARD (9/16)
85
VC-235 BOARD VC-235 BOARD (7/16)
(8/16,14/16,15/16)
C4907
0.1u
R4905
120 119 118 117 116 115 114
XX
R4919
0 R4903
C4903
0
10p
34
R4902
1.1
560k
R4906
X0 35
0 1.1
X1
C4904 10p
VSS
MD2
2.8
MD1
2.8
MD0
C4905 0.01u
2.7
XRST_VC
R4901
Not Used/FE_10MHz
1k Q4901
4.1
MF_LED RN1102F(TPL3)
Not Used
0 MANUAL
FOCUS
Not Used
SWITCH
Not Used
Not Used
DRUM_ON 2.8
DRUM_ON
Not Used/XCS_HONEY
Not Used/DOP
Not Used/XCS_IO
2.8
G8/GX
2.8
XRST_KINUTA
XRST_KINUTA
XCS_KINUTA 2.1
XCS_KINUTA
Not Used/XCS_AU
0
DA_STB
DA_STRB
2.8
ZM_RST_LED
ZM_RST_LED
ZM_RST 2.7
ZM_RST_SENS
2.7
FC_RST
FC_RST_SENS
2.8
VDD
2.8
WEE2P
XWE_EEPROM
2.8
CSE2P
XCS_EEPROM
Not Used/XREEL_HALL_ON
Not Used/LM_LIM_CONT
0
Not Used/XLM_LIM_ON
C4906
C4902
1u 0.1u
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
IC4901
AK6480AM-E2
2.8 2.8
CSE2P
XCS Vcc
R4904
2.4
XVC_SCK
100k
XSCK xBUSY
0.3 2.8
VC_SO
WEE2P
OI RST
2.5
VC_SI
OO GND
4-37
8 9 10 11
9
53 17
VC-235 BOARD
VC-235 BOARD (2/16) (1/16,2/16,10/16)
R4936
100k
R4918
2200
113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91
1.2
GENERAL_AD
R4943
2.6
MF_A
R4944
2.6
MF_B
1.4
ZOOM_SW_AD
1.4
LENS_TEMP_AD
YRF_OFF
ATF_OFF
2.6
CS_CH/GCAM_PB
0
CH_SI/CAM/XLINE
2.7
SCK_CH/AGC_DIRECT
2.5
(TANUKI t VC) VC_SI
0.3
(VC t TANUKI) VC_SO
2.4
SCK_VC
2.8
IC4902 XCS_VC
R2.4/P2.4/C0.4
(HI t VC) HI_SO
CAMERA CONTROL 2
(VC t HI) HI_SI
Hi8/Std8 MECHANISM CONTROL
2.3
IC4902 HI_SCK
MB91192PFF-G-112-BND-ER 2.6
XCS_VC_STAR
PITCH_PWM
0
V_LIGHT_PWM
(V_LIGHT_PWM)YAW_PWM
R0.9/P0/C0
IRIS_PWM
1.1
DRUM_PWM
0.4
CAP_PWM
VSS
(OSCI) GND
C4911
(OSCO) NC
2.8
VDD
0
VC_F_BUSY
2.8
CAP_ON
2.8
CAP_FWD
0 0
R4914
0
CAMERA CONTROL, Hi8/Std8 MECHANISM CONTROL
DCR-TRV820/TRV820E/TRV820P
12 13 14 15
21
VC-235 BOARD (3/16)
7
VC-235 BOARD
(1/16,2/16)
8
VC-235 BOARD (1/16)
GENERAL_AD
1k
R4923 47k
MF_A
1k R4924
47k MF_B
R4925 470k
LENS_TEMP_AD
R4926
R4941
470k
0
R4938 100k XCS_CH
R4939 100k
CH_SO
R4940 100k XCH_SCK
VC_SI
R4933
R4927 47k R4942 0 0 VC_SO
XVC_SCK
XCS_VC
R4934
0
HI_SO
R4932
R4931
HI_SI
47k 47k
XHI_SCK
XCS_VC_STAR
R4930
CL4903
100k
R4922
47k
IRIS_PWM
R4920
10k DRUM_PWM
R4921 10k CAP_PWM
0.1u
R4928
VC_F_BUSY
100k
CAP_ON
CAP_FWD
R4929
100k
SIGNAL PATH
Drum speed servo
Drum phase servo
Drum servo(speed and phase)
Capstan speed servo
Capstan servo(speed and phase)
4-38
VC-235 (12/16)
16 17 18
86
VC-235 BOARD (15/16)
XCS_VC
73
XCS_VC VC-235 BOARD (10/16)
HI_SO
HI_SO
HI_SI
HI_SI
XHI_SCK
XHI_SCK
33 VC-235 BOARD
(5/16,6/16,10/16,11/16)
XSYS_RST
ZOOM_VR_AD
PITCH_AD
PITCH_AD
YAW_AD
YAW_AD
73
VST_C_RESET VC-235 BOARD (10/16)
VST_C_RESET
V_LIGHT_PWM
V_LIGHT_PWM
VC_SI
VC_SI
VC_SO
VC_SO
XVC_SCK
XVC_SCK
82
VC-235 BOARD (11/16)
XCS_VC_STAR
XCS_VC_STAR
VC_F_BUSY
VC_F_BUSY
REC REC/PB PB