Panasonic PVDM2092 - MONITOR/DVD COMBO, Service Manual

Page: 225 / 309

NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
NOTE:
PARTS MARKED "PT" ARE NOT USED.
NOTE: For placing a purchase order of the parts,
be sure to use the part number listed in the parts list.
Do not use the part number on this diagram.
Pin No. I/O
1 P_DOWN_L POWER DOWN(L)
Description
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
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
Pin No. I/O
I
O
O
O
I
O
I
O
60
Signal Name Signal Name Description
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
I
O
I
I
I
O
O
CRSS_L
T-REEL
S-REEL
IR-DATA
CUE/REV/SS(L)
TAKEUP REEL PULSE
SUPPLY REEL PULSE
IR-DATA
DEFEAT_H
A_MUTE_H
AUDIO DEFEAT(H)
AUDIO MUTE(H)
I IIC_SVC_L I2C SERVICE MODE(L)
I HF_PLAY_H Hi-Fi AUDIO PB(H)
-
I
I
O
O
I
O
I/O
I
O
O
O
O
O
O
O
O
O
O
I
O
I
I
I
O
O
I
I
-
-
I/O
O
I
I
-
O
O
O
O
I/O
TUNER_L
D_SCK
D_DATA_IN
H_DATA_OUT
(Not used)
DVD SERIAL CLOCK
DVD SERIAL DATA 0
DVD SERIAL DATA 1
SCK
DATA_IN
DATA_OUT
SERIAL CLOCK
SERIAL DATA 0
SERIAL DATA 1
IIC_DATA I2C SERIAL DATA
I2C SERIAL CLOCK IIC_CLK
BEEPER BEEPER
S2_IN_L LINE2 S-VIDEO INPUT TERMINAL CONNECT(L)/NO CONNECT(H)
CAP_F/R CAPSTAN MOTOR REVERSE(H)/FORWARD(L)
BEEPER_ON_H BEEPER ON(H)
HSW HEAD SW
VLP V-LOCK PULSE
RST RESET(L)
3.58MHz/L
Hi-Fi HEAD SW
3.58MHz
HIFI_H_SW
POWER_ON_L POWER ON(L)
V_D_REC_H VIDEO DELAY REC(H)
LINE_SD_L TV SIGNAL(L)
(Not used)
COLOR MUTE(H)
PHOTO_BIAS
COLOR_MUTE_H
CAP
O AMP_MUTE_H AUDIO AMP MUTE(H)
CAP ERROR
CYL CYL ERROR
DVDD
DVSS
VDD (+5V)
OSC_OUT
OSC_IN
OSC 2
OSC 1
Ground
TNR_CE_H
TNR_LOCK_L TUNER LOCK SIGNAL(L)
TUNER CHIP ENABLE(H)
SXI SXI
FM_RAD_F_MONO_H/NOR_I
TV_P_ON_H
D_READY_L
H_READY_L
FM MONO(H)
TV POWER ON(H)
DVD READY(L)
HOST READY(L)
DEGAUSS_H/CV_OUT (Not used)
DVD POWER ON(H)
VSS2_OSD Ground
DVD_P_ON_H
CV_IN2 VIDEO
VDD2_OSD VDD (+5V)
OSD_CS_L OSD CS(L)
LINE1_L/LINE2_H LINE1 SIGNAL(L)/LINE2 SIGNAL(H)
FM_RAD_H FM RADIO(H)/TV(L)
VV_H VV(H)/EE(L)
FM_RAD_STE_L FM RADIO STEREO(L)/MONO(H)
I FM_RAD_SD_L FM RADIO SIGNAL(L)
O PLAY_L PB(L)
O DVD_H DVD(H)
I/O LOAD-F/S/R LOADING MOTOR CONTROL REVERSE(L)/STOP(M)/FORWARD(H)
O A_DVD_H AUDIO DVD(H)
O HF_MUTE_H Hi-Fi AUDIO MUTE(H)
O V_MUTE_H VIDEO MUTE(H)
I
I
I
-
I
-
O
-
I
O
I
I
I
I
I
I
I
-
-
I
I
I
O
O
I/O
S_TAB_ON_L
Y_PFG CYL PG/FG
TNR_SD_L TUNER SIGNAL(L))
FGF CAP FG
CAP FG AFG
VRO V-REF 1
VRI V-REF 2
AVSS Ground
CTLA CTL AMP
AVDD VDD (+5V)
RCTLP CTL PULSE(+)
RCTLN CTL PULSE(-)
CTL_OUT PB CONTROL PULSE
COS/PANA (Not used)
SAFETY TAB ON(L)
I DTS_AFC AFC
OVER_CUR_H
T-PHOTO/M_SVC_L
OVER CURRENT(H)
TAKEUP PHOTO TR(L)/SERVICE(L)
S-PHOTO_L SUPPLY PHOTO TR(L)
AT_ENV ENV-VOLTAGE
L (Not used)
(Not used) L
KEY_IN_4 KEY DATA 4
KEY_IN_3 KEY DATA 3
I KEY_IN_2 KEY DATA 2
I KEY_IN_1 KEY DATA 1
I KEY_IN_0 KEY DATA0
O D_RST_L DVD RESET(L)
O
I
3L_RST_L IC5101 RESET(L)
S1_IN_L LINE1 S-VIDEO INPUT TERMINAL CONNECT(L)/NO CONNECT(H)
SAP_IN_L
MTS_IN_L
SAP SIGNAL(L)
MTS SIGNAL(L)
POS.3 MODE SW POSITION C
I POS.2 MODE SW POSITION B
I
I
POS.1 MODE SW POSITION A
ROT_SW ROTARY SW
HA_SW HEAD AMP SW
D-ENV ENVELOPE DET
CAPSTAN
MOTOR
DRIVE CAPSTAN
MOTOR
COIL
1
LDM OUT 2
CN3
LDM OUT 1 2
TO LOADING
MOTOR
LOADING
MOTOR
M
LDM OUT1 LDM OUT 2
L H CCW
L L STOP
H L CW
7 U PHASE
CN2
V PHASE 6
5 W PHASE
COIL COMMON 4
3 MOTOR GND
PG OUTPUT 2
PG GND 1
(TO CYLINDER)
HALL
IC
CYLINDER
MOTOR
LOADING
MOTOR
DRIVE
CYLINDER
MOTOR
DRIVE
MOTOR
POSITION
DET
CYLINDER
PG PULSE
GENERATOR
DIFFERENTIAL
AMP
POSITION
SIGNAL
PROCESS
CAPSTAN
FG PULSE
GENERATOR
HALL
ELEMENT
HALL
ELEMENT
HALL
ELEMENT
1 CAPSTAN MOTOR REVERSE(H)/FORWARD(L)
CN1
MOTOR GND
CAPSTAN FG OUTPUT
VCC(14V) FOR CAPSTAN MOTOR
CURRENT LIMIT FOR CAPSTAN MOTOR
VCC(5V)
CYLINDER PG/FG OUTPUT
CYLINDER SPEED CONTROL
CAPSTAN MOTOR SPEED CONTROL
VCC(14V) FOR CYLINDER & LODING MOTOR
SIGNAL GND
LODING MOTOR CONTROL REVERSE(L)/STOP(M)/FORWARD(H)
2
3
4
5
6
7
8
9
10
11
12
TO MAIN C.B.A.
P6201
(CAPSTAN / CYLINDER / LOADING MOTOR DRIVE IC)
FG
PG
MR
HEAD
PV-DM2092/PV-DM2092-K
I/O CHART OF IC6001
I/O CHART OF IC6001
NOTE:
CAPSTAN MOTOR ASS'Y (REF. NO. 46) IS SUPPLIED AS A UNIT ONLY.
HOWEVER, THE FLAT FLEXIBLE CABLE (REF. NO. 48) IS AVAILABLE SEPARATELY AS A REPLACEMENT PART.
CAPSTAN MOTOR ASS’Y