Camera Control, Hi8/Std8 Mechanism Control) Schematic Diagram - Sony DCR-TRV120 Service Manual

VC-235 (CAMERA CONTROL, Hi8/Std8 MECHANISM CONTROL) SCHEMATIC DIAGRAM
1 2 3 4
VC-235 BOARD (12/16)
A
CAMERA CONTROL,
¶
85
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
FB490
0uH
D_2.8V
IC4901
L
EEP ROM
MARKED:MOUNT TABLE
MODEL DCR-TRV120/
DCR-TRV120E/ DCR-TR8000E/
REF.NO.
TRV120P TRV125E TR8100E
R1127 56k 10k 10k
M R1128 68k 100k 100k
R1131 47k 56k 22k
R1132 100k 68k 100k 05
5 6 7 8
64
59 53
VC-235 BOARD (9/16)
VC-235 BOARD VC-235 BOARD (7/16)
(8/16,14/16,15/16)
C4907
0.1u
R4905
120 119 118 117 116 115 114 113 112 111 110
XX
R4919
0
C4903 R4903
10p 0
34
R4902
1.1
560k
R4906 35
X0
0 1.1
X1
10p
C4904
VSS
MD2
2.8
MD1
2.8
MD0
C4905 0.01u 2.7
XRST_VC
R4901
1k Q4901 Not Used/FE_10MHz
4.1
RN1102F(TPL3)
MF_LED
Not Used
MANUAL
0
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
DA_STB 0
DA_STRB
ZM_RST_LED 2.8
ZM_RST_LED
ZM_RST 2.7
ZM_RST_SENS
FC_RST 2.7
FC_RST_SENS
2.8
VDD
WEE2P 2.8
XWE_EEPROM
CSE2P 2.8
XCS_EEPROM
Not Used/XREEL_HALL_ON
Not Used/LM_LIM_CONT
0
Not Used/XLM_LIM_ON
C4902 C4906
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
Vcc
XCS
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
• See page 4-11 for VC-235 printed wiring board. • See page 4-88 for waveforms.
9 10 11 12
9
17
VC-235 BOARD VC-235 BOARD
VC-235 BOARD (2/16) (1/16,2/16,10/16) (1/16,2/16)
R4936
100k
R4918
2200
109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91
1.2
GENERAL_AD
R4943 1k
2.6
MF_A
2.6 R4944 1k
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-108-BND-ER 2.6
XCS_VC_STAR
CL4903
PITCH_PWM
0 V_LIGHT_PWM
(V_LIGHT_PWM)YAW_PWM
R0.9/P0/C0
IRIS_PWM
R4920 10k
1.1
DRUM_PWM
R4921 10k
0.4
CAP_PWM
VSS
(OSCI) GND
C4911 0.1u
(OSCO) NC
2.8
VDD
0 VC_F_BUSY
VC_F_BUSY
2.8
CAP_ON
2.8
CAP_FWD
0 0
R4914
0
CAMERA CONTROL, Hi8/Std8 MECHANISM CONTROL
DCR-TRV120/TRV120E/TRV120P/TRV125E/
13 14 15 16
21
VC-235 BOARD (3/16)
7
8
VC-235 BOARD (1/16)
VC-235 BOARD (15/16)
GENERAL_AD
R4923 47k MF_A
R4924 47k
MF_B
R4925 470k
LENS_TEMP_AD
PITCH_AD
YAW_AD
R4926
R4941
470k
VST_C_RESET
0
R4938
100k XCS_CH
R4939 100k CH_SO
V_LIGHT_PWM
R4940 100k XCH_SCK
VC_SI
R4933
0 VC_SO
R4927 47k R4942 0
XVC_SCK
XCS_VC R4934
0
HI_SO
R4931 R4932
HI_SI
47k 47k
XHI_SCK
XCS_VC_STAR
R4930
100k
R4922
47k
VC_SI
IRIS_PWM
VC_SO
DRUM_PWM
XVC_SCK
CAP_PWM
XCS_VC_STAR
R4928
VC_F_BUSY
100k
CAP_ON
CAP_FWD
R4929
100k
SIGNAL PATH
REC
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)
TR8000E/TR8100E
17 18
86
XCS_VC
73
XCS_VC VC-235 BOARD (10/16)
HI_SO
HI_SO
HI_SI
HI_SI
XHI_SCK
XHI_SCK
VC-235 BOARD
33
(5/16,6/16,10/16,11/16)
XSYS_RST
ZOOM_VR_AD
PITCH_AD
YAW_AD
73
VC-235 BOARD (10/16)
VST_C_RESET
V_LIGHT_PWM
VC_SI
VC_SO
XVC_SCK
82
VC-235 BOARD (11/16)
XCS_VC_STAR
VC_F_BUSY
REC/PB PB