Sony TRINITRON KV-J25MF8J User manual

MODEL COMMANDER DEST. CHASSIS NO.
KV-J25MF8J RM-873 ME SCC-K57P-A
MODEL COMMANDER DEST. CHASSIS NO.
KV-J29MF8J RM-873 ME SCC-K57N-A
CHASSIS
TRINITRON ® COLOR TV
BG-1L
SERVICE MANUAL

– 22 –
Entering service mode
With the unit on standby
↓
DISPLAY
↓
5
↓
VOL (+)
↓
POWER
The operation sequence puts the unit into service mode.
SECTION 5
CIRCUIT ADJUSTMENTS
5-1. ADJUSTMENTS WITH COMMANDER
Service adjustments are made with the RM-871 that comes with
this unit. 1, 4Select the adjustment item.
↓
3, 6Raise/lower the data value.
↓
MUTING Writes.
↓
0 Executes the writing.
7, 0 All the data becomes the values in memory.
8, 0 All user control goes to the standard state.
5, 0 Service data initialization (Be sure not to use
usually.)
2, 0 Write 50Hz adjustment data to 60Hz, or vice
versa.
The screen display is :
Depends on the signals
PAL, SECAM : 50
NTSC : 60
00 VSH 1F SERVICE 50
XXX 00 00 00 20V2 1C
DATA Mode
Adjstment item
Item number
SOFTWAR VERSION
H SYNC COUNTEROEM CODE
RM-873
MUTING
TEXT
MENU
A/B
ENLARGE
WAKE UP
INDEX
SLEEP
TEXT CLR
JUMP
POWER
TV
DISPLAY
REVEAL
VIDEO
HOLD
123
456
789
0
MENU
PROGRVOL
R RM-873

– 23 –
5-2. ADJUSTMENT METHOD
Item Number 00
This explanation uses V-Position as an example.
1. Select 00 VSH with the 1and 4buttons.
2. Raise/lower the data with the 3and 6buttons.
3. Select the optimum state. (The standard is IF for PAL reception.)
4. Write with the MUTING button. (The display changes to
WRITE.)
5. Execute the writing with the 0 button. (The WRITE
display will be changed back to SERVICE.)
Use the same method for Items Number 00-96. Use 1and 4to
select the adjustment item, use 3and 6to adjust, write with
MUTING , then execute the write with 0 .
Note : In WRITE , the data of all items are into memory.
•As for V-FREQ, by searching the bolded screen V range with
adjusting data.
Note : For adjustment Items that have differnt standard data
between 50Hz or 60Hz and novwel or wid, be sure to use
the respective input signal ather adjusting.
GREEN1FVSF00
GREEN1FVSF
Adjusted with [3] and [6] buttons
Written with [MUTING]
Write executed with [0]
GREEN
The WRITE display
then the display
returns to a green
SERVICE.
1FVSF00
SERVICE 50
WRITE 50
WRITE 50
00

– 24 –
Adjustment ItemTable
Note: Bold items are fixed data.
*: NTSC , NO MARK : PAL
Item Adjustment Data
Standard data
Note Device
number Item range J29 J25
00 VSH 00-3F 1F V Position CXA2050S
01 VSZ 00-3F 1F V Size (Y/C/J)
02 HSH 00-0F 07 H Position Slv:88H
03 HSZ 00-3F 1F H Size
04 SRC 00-0F 07 S Correction
05 VLN 00-0F 07 V Linearity
06 PAP 00-3F 1F Pin Comp
07 PPH 00-0F 07 Pin Phase
08 UCP 00-0F 07 Up Corner Pin
09 LCP 00-0F 07 Low Corner Pin
0A BOW 00-0F 07 AFC-Bow
0B ANG 00-0F 07 AFC-Angle
0C VAP 00-3F 2F V Aspect
0D VSC 00-3F 1F V Scroll
0E ULN 00-0F 00 UP V Linearity
0F LLN 00-0F 00 LOW V Linearity
10 EHH 00-03 01 00 EHT-H
11 EHV 00-03 01 EHT-V
12 HBS 00-01 01 H Blk Wid. ON/OFF
13 LBK 00-0F 0F L Blk Width
14 RBK 00-0F 0F R Blk Width
15 JSW 00-01 00 Jump ON/OFF Sw
16 VBW 00-03 02 V Blk Wid. Con.
17 AFC 00-03 01 AFC-Mode
18 FHH 00-01 00 FH-HI
19 VFQ 00-03 00 V-Freq
1A VOF 00-01 00 V OFF
1B VMD 00-01 00 CD-Mode 2
1C CMD 00-01 00 CD-Mode
1D ITL 00-03 00 Inter Iace
1E ZSW 00-01 00 ZOOM SW
1F POV 00-03 03 Pre-Over
20 CT1 00-01 01 C-Trap(NTSC)
21 CT2 00-01 00 C-Trap(PAL)
22 CF0 00-0F 00 C-Trap f0Adj
23 SF0 00-01 00 01 Sharpness f0 Adi
24 TOT 00-01 01 TOT Filter SW
25 CSW 00-03 00 Color SW
26 XTL 00-03 00 Xtal
27 CV1 00-01 01 CV/YC Select(NTSC)
28 CV2 00-01 00 CV/YC Select(PAL)
29 VM 00-01 01 VM ON/OFF
2A YVM 00-01 00 YSI/VM SW(0:YSI)
2B DPC 00-01 01 D-Pic ON/OFF
2C DCO 00-01 01 Dynamic Color
2D GMM 00-03 01 Gamma
2E DTR 00-01 01 DC-Tran
2F DL1 00-07 01 Delay Ctrl.(PAL)
30 DL2 00-07 03 Delay Ctrl.(NTSC)
31 DL3 00-07 03 Delay Ctrl.(SECAM)
32 SCN 00-0F 09 Sub-Contrast
33 SC1 00-0F 07 Sub-Color(PAL)
34 SC2 00-0F 06 Sub-Color(NTSC)
35 SH1 00-0F 07 Sub-Hue(TV)
36 SH2 00-0F 07 Sub-Hue(VIDEO)
37 SBR 00-3F 1F Sub-Bright
38 SSH 00-07 04 04 Sub-Sharpness
39 GDR 00-3F 2C G-Drive

– 25 –
3A BDR 00-3F 2C B-Drive CXA2050S
3B GCF 00-0F 07 G-Cutoff (Y/C/J)
3C BCF 00-0F 07 B-Cutoff Slv:88H
3D RPO 00-03 01 Ref-Position
3E PON 00-01 01 Pic-ON
3F RON 00-01 01 R ON
40 GON 00-01 01 G ON
41 BON 00-01 01 B ON
42 AKF 00-01 00
43 ESY 00-01 00
44 AGG 00-01 00
45 ABL 00-01 00 Picture Booster
46 LIM 00-01 00 Black Offset
47 PB 00-01 00 Picture Booster TDA9170
48 BOF 00-00 00 Black Offset (Picture
49 UVG 00-3F 00 User Var Gamma Improve)
4A ADG 00-3F 00 Adaptive Gamma Slv:D0H
4B NLA 00-3F 00 Non-linear Amp
4C WDS 00-02 00 Window Select
4D LST 00-0F 00 Window Line Start
4E LSP 00-0F 00 Window Line Stop
4F FST 00-0F 00 Window Field Start
50 FSP 00-0F 00 Window Field Stop
51 VA 00-01 00 V Aperture on/off CXA1315
52 VAW 00-03 00 V Aperture white (V-AP)
53 VAB 00-03 00 V Aperture black Slv:48H
54 VAC 00-0F 00 V Aperture core
55 SHP 00-3F 00 Sharpness CXA1315
56 VML 00-3F 00 VM mitter (LTI)
57 COR 00-3F 00 Conng Slv:42H
58 DOF 00-3F 00 DSC Offset
59 DGA 00-3F 00 DSC Gain
5A DLT 00-01 00 Delay Time
5B SDL 00-0F 00 SEL Pin Delay SDA9189X
5C POH 00-FF 00 H Position(MSB 8bit) (PinP)
5D POV 00-FF 00 V Position Slv:D6H
5E PMD 00-1F 00 PinP Display Mode
5F WRP 00-0F 00 Write Position
60 HDL 00-1F 00 HS Delay
61 AMS 00-01 00 Decimation Filter
62 VDL 00-1F 00 VS Delay
63 VSP 00-1F 00 VSP Delay
64 CON 00-0F 00 Contrast
65 FRY 00-0F 00 FrameY
66 FRV 00-0F 00 Frame V
67 FRU 00-0F 00 Frame U
68 INF 00-01 00 Inner Frame
69 FWV 00-03 00 FrameWidth V
6A FWH 00-07 00 Frame Width H
6B PLL 00-03 00 PLL Loop Filter
6C PDV 00-0F 00 PedestalV
6D PDU 00-0F 00 Pedestal U
6E DAT 00-01 00 DAC Stream Control
6F DAN 00-01 00 DACControl
Adjustment ItemTable
Note: Bold items are fixed data.
Item Adjustment Data
Standard data
Note Device
number Item range J29 J25

– 26 –
Adjustment ItemTable
Item Adjustment Data
Standard data
Note Device
number Item range J29 J25
ITEM INFORMATION
•50 ... 50Hz data, 60 ... 60Hz data
•Standard data listed on the Adjustment Item Table are reference values, therefore if is different for every model.
Note: Bold items are fixed data.
70 WIP 00-01 00 Wipe on/off SDA9189X
71 WSP 00-03 00 Wipe Speed (PinP)
Slv:D6H
72 FAW 00-FF 08 NICAM FAW Thresh MSP3410
73 CTM 00-FF 08 NICAM Error Bit(MONO) (Stereo Decoder)
74 CTN 00-FF 50 NICAM Error Bit(NICAM) Slv:80H
75 WCD 00-FF 0A W.G.DATACHANGE
76 WST 00-FF 15 W.G.STEREO Threshold
77 WTM 00-FF 50 W.G.Timer
78 WBT 00-01 EA W.G.bilingualThreshold
79 ACG 00-01 01 AGCAUTO/CONST
7A CDB 00-3F 28 AGC GAIN CONST.
7B FGP 00-7F 24 FM(BG,I,DK)Prescale
7C FMP 00-7F 40 FM(M)Prescale
7D WGP 00-7F 3C W.G.Prescale
7E NIP 00-7F 7F NICAM Prescale
7F CRM 00-01 00 Carrier Mute
80 CML 00-03 00 Carrier Mute Level
81 ACO 00-01 01 Audio Clock Out
82 WAC 00-0F 01 W.G.Agreement count
83 DLY 00-FF 30 Stereo Search Delay
84 DLG 00-FF 10 W.G.Search Delay
85 TXP 00-0F 0E Text Picture cont. SAA 5281
86 MXP 00-0F 0F Text Mix Mode Pic (Text decoder)
Slv:58H
87 BB1 00-3F 00 BBE control High CXA1315
88 BB2 00-3F 1D BBE control Middle (BBE)
89 BB3 00-3F 28 BBE control Low Slv:40H
8A ATW 00-03 00 Auto Wide Ident speed CXP5068
(Auto wide)
8B BKP 00-FF 00 Blk off Picture CXP85340
8C OSH 00-3F 0E OSD Position H (MICRO-
8D ODL 00-FF 10 Power On Delay CONTROLLER)
8E BLU 00-01 01 Blue Back on/off
8F ROC 00-0F 08 N/S Center Vol.
90 ROS 00-07 07 User Step
91 DKS 00-01 00 D/K Stereo Serch
92 MUT 00-01 01 No.Sync.Mute
93 DID 00-01 00 Disable Degauss
94 DWZ 00-01 00 DisableWidezoom
95 BCS 00-01 00 BASS Center Shift
96 BVS 00-01 00 BASS Volume Shift
97 WBS 00-03 01 Woofer off Bass Shift
98 OPO 00-FF 01 Option 0
99 OP1 00-FF 32 02 Option 1