Memorex MVT2137, Service Manual

Page: 40 / 72

E-5 E-6
66
56
V REC START H
CVIN
27
76
VCR-POWER
CAP-PWM
X-OUT(12MHz)
39
35 XC-IN(32MHz)
85
POWER_FAIL_L
72 IIC-DATA1
TIMER SYSCON MICON IC
IC1001 OEC7071A
38
X-IN(12MHz)
36
XC-OUT(32KHz)
71
IIC-CLK1
94 CTL-
95 CTL+
62
7
B
AFT(MONI)
63 G
64
R
59
58
V-SYNC
H-SYNC
60
OSD OUT1
29
30
REC LED
T-REC LED
9
KEY 1
14
REMOCON-IN
10
KEY 2
34
RESET-L
87
11
CAP-FG
CAP-FWD
50
80
REEL-T
TAB SW
3 2 1
OS753
AT+5V
CH DOWN
CH UP VOL. UP VOL. DOWN
REC/OTR STOP/EJECT PLAY
FF/CUE REW/REV
X1001
12MHz
X1002
32.768KHz
1 OUT
SYSTEM RESET IC
IC1002
R3111N311A/C
6
5
SDA
SCL
EEP ROM IC
IC1099
S-24C04BDP-LA
SW1001
D793
D791
Q4206
T-REC LED
SW
Q4205
REC LED
SW
9
5
CAP/M/F/R
LDM_CTL
4
CAP_CTL
CP1001
1 3
4
2
REEL SENS.
Q1005
POWER FAIL(DC)
MICON/IN/OUT/OPERATION BLOCK DIAGRAM
SDA
SCL
OSD_R
CTL+
SD_VIDEO
CTL-
V. REC_ST_H
VD
OSD_G
AFT_M
OSD_B
OSD_BLK
HD
Y/C/AUDIO/CCD/
HEAD AMP
TV
CAPSTAN
DD UNIT
FF/REW-L
97
73
CTL AMP-OUT
Q1004
FF/REW_SW
J701
FRONT_A_IN_L
VCR_POWER_H
TV
82 TV_A_MUTE
TV_A_MUTE
2
1
MSSEN-B
MSSEN-A 1 4
3 2
1
4
3 2
MS_SEN A
Q1009
MS_SEN B
Q1003
P. CON+5V
20
REC/OTR
T-REC
69 CS
6 VIDEO ENV
81
VCR_A_MUTE
Y/C/AUDIO/CCD/
HEAD AMP
13
DUMMY-V.SYNC
DUMMY_V. SYNC
Y/C_CS
ENV_DET
VCR_A_MUTE
41
X-RAY_TEST
X-RAY_TEST
1 CAP_FG
12
CAP- LIMIT
77
90
DRUM-PWM
LDM CTL
DRUM FG/PG
18 VIDEO-H. SW
H. SW
68 SDATA
70
SCLK
Y/C_DATA
Y/C_CLK
SD_SYNC
12
11
10
CYL_CTL
CTL_FG/PG
I LIMIT
AT+5V(UCON)
3
EOT
61
CENTER LED
Q1013
EOT SENSOR
Q1006
CENT SW
ON/OFF
POWER
21 X_RAY_IN
TV
X_RAY_STOP
3
2
3
2
REAR_A_IN_L
REAR_V_IN
MONITOR_A
VIDEO OUT
J4201
J4202
Y/C/AUDIO/CCD/
HEAD AMP
2
28 TV POWER
TV POWER
LED SW
Q4204
D792
POWER/PLAY
24 H CONTROL
PROTECT
4
FRONT_V_IN
D1003
4
BOT
Q1002
BOT SENSOR