Sony DSR-300P Service Manual page 25

CXD2189AR-T6 (SONY)
C-MOS CHANNEL ENCODER/DECODER(FOR DIGITAL VCR)
—TOP VIEW—
76
77
78 V
DD
GND
79
80
81
82
83
84
85
86
87
88 GND
89
90
91
92
93
94
95
96
97
98
V
DD
99
GND
100
RECON
78
REC CK
4
DRCK REF
3
PD OUT
DRCK
98
VCO IN
97
VCO OUT
100
DRCK OUT
RECMD
DUB
68 - 75
IDGEN
REC DATA7-0
80
TR PLS
79
FR PLS
PAL
PF
HD
67
AFTER REC TIMG
66
SYNC PLS
54 - 61
PB DATA7 - 0
64
AV DATA EN
65
SUB-CODE EN
43
ERROR PLS
62
PB CK
PBON
85
RST
81
SERIAL IN
82
SERIAL OUT MECH COM
83
CLOCK
I/F
84
CS
DSR-300/P(J,E)/V2
50
49
48
47
46
45
44
43
42
41
40
39
GND 38
37
36
35
34
33
32
31
30
GND
29
V
DD 28
27
26
RECON RMZON APT/TP/PF TSG (1 : 0)
REC CK
GEN
TEST GEN
PLL
ITI GEN
SUB-CODE
PTG PILOT DET
CODE
PILOT ERR
GEN
8 8 8
V/A
RMZ
PTG
IDPG RUN LENGTH CHECK
TMG
GEN
AFREC REF
AFREC REF GEN
TIMING CNT
APLI ID DET
V/A C1 ECC
ID ERR
ERR CNT ID CORRECT
CHK
SYN CNT
SUBCODE
BIST P ECC
IED5ON
IECON
APT/ITP/PF
SSA CLEC (2 : 0)
ERCNT
INPUT
AZIMUTH : AZIMUTH ID SIGNAL
CK (13.5M) : 13.5 MHz PLL ADJUSTING CLOCK
CLOCK : MICROCOMPUTER CLOCK INPUT
CS : MICROCOMPUTER CHIP SELECT
DO PLS : DROPOUT PULSE
DRCK REF : DRCK CLOCK REFERENCE
FR PLS : FRAME PULSE
PBDT0 - 6 : PLAYBACK DATA
PB CK IN : PLAYBACK CLOCK INPUT
RST : SYSTEM RESET (L = RESET)
SERIAL IN : MICROCOMPUTER SERIAL DATA INPUT
SUB-CODE : SUB-CODE AREA SIGNAL
TEST SEL0, 1 : TEST SIGNAL MODE
TR PLS : TRACK PULSE
VCO IN : DRCK PLL OSCILLATOR INPUT
OUTPUT
AFTER REC TIMG : AFTER RECORDING TIMING
AV DATA EN : AUDIO/VIDEO DATA ENABLE PERIOD (H = ENABLE)
CLK DLY : DRCK CLOCK DELAY ROUGH ADJUSTMENT
DRCK OUT : DRCK PLL OUTPUT
EYE CK : EYE-PATTERN CHECK CLOCK (TEST DATA)
EYE DATA 0 - 6 : EYE-PATTERN CHECK DATA (TEST DATA)
ERROR PLS : ERROR PULSE
PB ADJ CK : 1/25 PLAYBACK CLOCK (FOR ADJUSTMENT)
PB CK OUT : PLAYBACK CLOCK OUTPUT
PB DATA 0 - 7 : PLAYBACK DATA
PD OUT : DRCK PLL PHASE DETECT
PLL F-RUN : PLL FREE-RUN MODE
PLL-SEARCH : PLL HIGH-SPEED SEARCH MODE
P-SAVE0, 1 : POWER SAVE (P-SAVE0 = EVEN CH, P-SAVE1 = ODD CH)
REC : RECORDING PERIOD
REC2 : RECORDING PERIOD
REC CK : RECORDING SYSTEM CLOCK (5 MHz)
REC DATA : RECORDING DATA
REC DATA 0 - 7 : RECORDING DATA
REC DATA CK : CLOCK (41.85 MHz) FOR RECORDING DATA
SERIAL OUT : MICROCOMPUTER SERIAL DATA OUTPUT
SUB CODE EN : SUB-CODE ENABLE PERIOD (H = ENABLE)
SYNC PLS : SYNC PULSE
TAPE MODE : EQ MP TAPE MODE
VCO OUT : DRCK PLL OSCILLATOR OUTPUT
INPUT/OUTPUT
PB TEST : TEST SIGNAL I/O FOR PLAYBACK SYSTEM
TSGON BISTR (15 : 0)
BIST R
CODE
SEL
MUX
P/S
2
S/P
8 &
VIT
SYNC
SEL
DET
STATE
DRMZ
MACHINE
GPAJ
& FW
BUF
DRMZON PTST VITION
VIT (6 : 0)
FSTION
GPA (15 : 0)
GPB (15 : 0)
34 - 37
32 39 - 41
5
PIAJ (10 : 0)
PLL F0
ADJ
89, 90
RFPS P-SAVE0, 1
8
REC DATA CK
6
REC DATA
7
REC
93 REC2
87
SUB-CODE
16
2
1-D 44 - 50
PBDT0 -PBDT6
86
AZIMUTH
53
PBCK
PBCK
GEN
FOLON PBON
96
BNMON
CLK DLY
91
DO PLS
92
TAPE MODE
95
PLL F-RUN
94
PLL SEARCH
33 42
IC
9-17