Sony DCR-HC44E - Overall Block Diagram (2;6)

DCR-HC44E/HC46/HC46E_L2
3-3
3-3. OVERALL BLOCK DIAGRAM (3/6) ( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
A : VIDEO/AUDIO/SERVO SIGNAL
A : SERVO SIGNAL
DRUM_PWM
05
IC5301
(2/2)
VC-418 BOARD (3/6)
IC6001
(3/3)
IC2201
(1/2)
CAP_PWM
DRUM_ERROR
CAP_ERROR
DRUM
MOTOR
DRIVE
FG AMP
PG AMP
53
50
52
49
21 20
18
MECHA
CONTROL
(13/18)
CN1009
DRUM FG
M901
DRUM MOTOR
DRUM_VS
LOADING
MOTOR
DRIVE
TAPE END
DETECT
43
45
LPF
10
CAPSTAN
MOTOR
DRIVE
FG AMP
4
DRUM_U, V, W
LM ±
LOAD, UNLOAD
TAPE_END_C
DRUM_FG
DRUM_PG
CAP_VS
CAP_FWD, CAP_ON
CAP_FWD, CAP_ON
CAP_FG
DRUM_FG
DRUM_PG
DEW_AD
MODE_SW_A - MODE_SW_C
MODE_SW_A - MODE_SW_C
LOAD, UNLOAD
TAPE_END
TAPE_LED_ON
TAPE_END
CAP_FG
9
28
16
25
11
18
TAPE_TOP_C
T_REEL ±
S_REEL ±
TAPE TOP
DETECT
T REEL
FG AMP
S REEL
FG AMP
DEW_AD
UHE±,
VHE±,
WHE±
CAP U, V, W
CN1007
6
M
DRUM PG
M903
CAPSTAN MOTOR
M
HU, HV, HW
DEW SENSOR
MODE SWITCH
S902
Q6003
M902
LOADING MOTOR
Q901
TAPE END
SENSOR
D901
TAPE LED
M
FG1, FG2
CAPSTAN FG
Q902
TAPE TOP
SENSOR
H902
T REEL
SENSOR
H901
MIC902
S903
CC DOWN
REC PROOF
S REEL
SENSOR
4PIN
CONNECTOR
(14/18)
IC6001
(1/3)
(14/18)
IC6001
(2/3)
(14/18)
DRUM/
CAPSTAN
PWM DRIVE
(17/18)
21
77
75
7
24
8
FG
PG
LED
DRIVE
TAPE_LED_K
1
IC5302
32k EEPROM
(13/18)
D1
C1
X5301
20MHz
XCS_EEP
F1
SERIAL
INTERFACE
38, 36
64, 67
63, 65, 6874, 76, 78
75, 771, 80
10 - 157, 8
37
XCS_IC_6001
34
XRST_VTR
OVERALL (1/6)
(PAGE 3-1)
5
F2
XSYS_RST
F4
SIRCS_SIG
A10
LM_LIM_DET LM_LIM_DET
41
44
35
SPCKSPCK
EEP_SI, EEP_SO, EEP_SCK
OVERALL (2/6)
(PAGE 3-2)
12
XRST_VTR
HI_SI, HI_SO. XHI_SCK. XCS_MECHA
VIDEO HEAD
CN1008
RF_MON
ODD
XODD, YODD
XEVEN, YEVEN
SWP
CN1014
EVEN
SWP
IC4301
REC/PB AMP
(9/18)
XCS_EEP
2
4
7 - 5
1
30
44
35
46
38
CPC
(FOR CHECK)
CONT1, SW_PS, ALL_PSCONT1, SW_PS, ALL_PS
RECDT
RECA1, RECA2
RECCK
RFIN
RF_MON
N MECHA DECK
(MDX-N110)
Q2206
Q2205
SWITCHING
SWITCHING
31
Y14
AC15
B12
B9
A9
D19, B20
D11
V23
H4
L22
19
D10
TAPE_TOP
TAPE_TOP
29
B11
TREEL_FG
TREEL_FG
A11 25
SREEL_FG
SREEL_FG
REC_PROOF
CHIME_SDA, CHIME_SCK
XCC_DOWN
XCC_DOWN
B15
2, 5, 6
A18, G2, M4
Y7, AB7,
AB6, AC6
AB14, AC14, AB13
H2, G4
32, 33
40, 42
10, 93, 4
39, 37, 45
69, 7226, 2722, 23
AB20
-
AB22
XFFREW_UP
Q6001
AC13
1 - 6
CN1010
20 - 92 - 77 - 91 - 420, 1922, 2313, 14 27, 24
6, 52, 3
AA2, Y2, W4,
W2, Y1, V4, V2, W1, P2,
P1, K4, L1, L4
U1
B21
B2
M1
OVERALL (5/6)
(PAGE 3-5)
15
OVERALL (6/6)
(PAGE 3-6)
17
OVERALL (4/6)
(PAGE 3-4)
16
REC_PROOF
CHIME_SDA, CHIME_SCK
V22
EVF_BL_ON
AB9
PANEL_BL_ON
F20
XCS_IC_4701
XCS_EVF
VD_SI, VD_SO, VD_SCK
AC8, AB8,
AC7
Y13, AC12,
Y12
L2, D15,
A16, A21
VSP_SI, VSP_SO, XVSP_SCK
CS_IC_4201_BUS
J2
XCS_IC_4101
XCS_IC_4201
OVERALL (2/6)
(PAGE 3-2)
13
FRRV, TRRV, TRRT, DRP
SWP
D24A00 - D31A07, DXXA08, DXXA09, ALE, WRX, RDX
VSP_SI, VSP_SO, XVSP_SCK
VSP_SO, XVSP_SCK
VSP_SO, XVSP_SCK
EEP_SI, EEP_SO, EEP_SCK
B7
B8
Y8
B10
B13
B6
OVERALL (2/6)
(PAGE 3-2)
8
LINEOUT_V
VFI_OE
USB_XEN
VREF
ALIGN_VD
IC_4001_CS
E23
XCS_IC_4001
A6
IC_4101_SLEEP
www.freeservicemanuals.info
1/17/16
Published in Heiloo, Holland.