Sony KD-34XBR2 Service Manual ▷ View online
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KD-34XBR2
10-1. SETTING THE SERVICE ADJUSTMENT
MODE
1. Standby mode (Power off).
2. Press the following buttons on the remote commander within one
2. Press the following buttons on the remote commander within one
second of each other:
DISPLAY
Channel 5
Sound Volume +
Power
SERVICE ADJUSTMENT MODE VIEW
2150P-1 0
+7
SERVICE
SBOT
TV
Device Item
Data Item
Register
Item
F/A FLAG:
CBA FLAG:
WSL: 0
READING THE MEMORY
1. Enter into Service Mode.
2. Press 0 on the remote commander.
3. Press ENTER to read memory.
2. Press 0 on the remote commander.
3. Press ENTER to read memory.
ADJUSTING THE PICTURE
1. Enter into Service Mode
2. Press 2 or 5 on the remote to select the device item.
3. Press 1 or 4 on the remote to select an item.
4. Press 3 or 6 on the remote to change the data.
5. Press MUTING then ENTER to write into memory.
2. Press 2 or 5 on the remote to select the device item.
3. Press 1 or 4 on the remote to select an item.
4. Press 3 or 6 on the remote to change the data.
5. Press MUTING then ENTER to write into memory.
RESETTING THE DATA
Note: Be careful when using the remote! It will clear and re-initialize
ALL NVM data including defl ection adjustment data if not reset
properly as follows:
RESETTING THE DEFLECTION NVM DATA
1. Enter into Service Mode.
2. Press 7 , then MENU , and then press ENTER on the remote.
2. Press 7 , then MENU , and then press ENTER on the remote.
RESETTING THE SYSTEM NVM DATA
1. Enter into Service Mode.
2. Press 7 , then 9 , and then press ENTER on the remote.
2. Press 7 , then 9 , and then press ENTER on the remote.
RESETTING THE SYSTEM NVM DATA
1. Enter into Service Mode.
2. Press 8 and then press ENTER on the remote.
2. Press 8 and then press ENTER on the remote.
SECTION 10: CIRCUIT ADJUSTMENTS
ELECTRICAL ADJUSTMENTS BY REMOTE COMMANDER
Use the Remote Commander (RM-Y185) to perform the circuit adjustments in this section.
Test Equipment Required: 1. Pattern generator 2. Frequency counter 3. Digital multimeter 4. Audio oscillator
10-2. MEMORY WRITE CONFIRMATION
METHOD
1. After adjustment, pull out the plug from the AC outlet, then replace the
plug in the AC outlet again.
2. Turn the power switch ON and set to Service Mode.
3. Call the adjusted items again to confi rm they were adjusted.
3. Call the adjusted items again to confi rm they were adjusted.
10-3. REMOTE ADJUSTMENT BUTTONS
AND INDICATORS
RM-Y185
WRITE
INTO MEMORY
INTO MEMORY
ITEM UP
ITEM DOWN
TEST
RESET
RESET
DEVICE UP
DATA UP
DATA DOWN
DEVICE DOWN
EXECUTE
READ
MEMORY
KD-34XBR2
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SERVICE DATA LISTS
HA3 Main Chroma Decoder (CXA2103) Service List (1)
No.
NAME / DESCRIPTION
Initial Data Settings
The Following data depends on Signal Path
DRC
VDO
0
YLEV
Y out-level gain[0:2.9dB, 63:9.0dB]
35
35
1
CLEV
CbCr out-level gain[0:2.9dB, 63:9.0dB]
50
42
The Following Data Depends on Signal Input
RF
CV/YC
2
SCON
SUB contrast[0:-2dB, 15:+2dB]
9
9
3
SCOL
SUB color[0:-2dB, 15:+2dB]
2
2
4
SHUE
SUB hue[0:-8.8deg, 15:+8.8deg]
11
5
5
YDLY
Y/C delay[0:Ref, 1:30ns Y-delay, 2:60ns, 3:100ns]
0
0
The Following Data Depends on Signal Input
RF
CV
V5
YC
6
SHAP
Sharpness[0:-3dB, 15:+3dB]
6
8
4
8
7
SHF0
Sharpness F0[0:2.5MHz, 1:3.0MHz, 2:3.5MHz, 3:4.0MHz]
0
0
3
0
8
PREO
Pre.-Over ratio[0: 1.5:1, 1: 1:1, 2: 1:1.5, 3: 1:2]
3
3
3
3
The Following Data Depends on Signal Input
RF
CV
YC
9
BPF0
Chroma BPF F0[0:fsc, 1:fsc+400k, 2:fsc+800k, 3:fsc+1.2M]
3
0
0
10
BPFQ
Chroma BPF Q[0:2.0, 1:1.5, 2:1.2, 3:1.0]
0
3
3
11
BPSW
Chroma BPF On/Off[0:Off, 1:On]
1
0
0
12
TRAP
Chroma trap on Y On/off[0:Off, 1:On]
0
0
0
The Following Data Depends on Signal Input
DRC
VDO
13
LPF
Output LPF(YCbCr) [0:On, 1:Off(through)]
1
0
ITEM
10-4.
KD-34XBR2
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SERVICE DATA LISTS
HA3 Main Chroma Decoder (CXA2103) Service List (2)
No.
NAME / DESCRIPTION
Initial Data Settings
The Following Data Depends on Signal Input
RF
CV/YC
V5/V6
14
AFCG
PLL loop gain[0:fast, 1:slow]
1
0
0
15
CDMD
Count down mode[0/1/3:CountDown, 2:H look *Tc:0>1>3]
3
3
3
16
SSMD
Slice level[0:auto, 1:HV 65%, 2:H25% V65%, 3:HV25%]
0
0
0
17
HMSK
Mask for MacroVision[0:Off, 1:On]
0
1
1
18
HALI
Auto H alignment[0:Off, 1:On(AFC free run)]
0
0
0
19
PPHA
Picture/H Tim phase[0:-0.5us, 15:+0.5us]
7
7
7
The Following Data Depends on Signal Input
RF
V5
V6
20
CBOF
Cb/Ext Cb offset[0:-16mV, 63:+16mV]
34
36
32
21
CROF
Cr/Ext Cr offset[0:-16mV, 63:+16mV]
32
38
32
The Following Data Depends on CXA2150P-4 BLK
Single
BLK(0)
BLK(1)
BLK(2)
BLK(3)
22
ATPD
Auto pedestal point[0:Through, 1:20IRE, 2:30IRE, 3:40IRE]
0
0
1
2
3
23
DCTR
DC transfer ratio [0:100%, 1:95%, 2:90%, 3:85%]
0
0
1
1
1
Continued
BLK(4)
BLK(5)
BLK(6)
BLK(7)
22
ATPD
Auto pedestal point[0:Through, 1:20IRE, 2:30IRE, 3:40IRE]
2
2
3
1
23
DCTR
DC transfer ratio [0:100%, 1:95%, 2:90%, 3:85%]
3
2
2
2
**Main and Sub CXA2103 share the same data for items 22 & 23
ITEM
KD-34XBR2
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SERVICE DATA LISTS
HA3 Sub Chroma Decoder (CXA2103) Service List (1)
No.
NAME / DESCRIPTION
Initial Data Settings
The Following data depends on Signal Path
DRC
VDO
0
YLEV
Y out-level gain[0:2.9dB, 63:9.0dB]
35
35
1
CLEV
CbCr out-level gain[0:2.9dB, 63:9.0dB]
50
42
The Following Data Depends on Signal Input
RF
CV/YC
2
SCON
SUB contrast[0:-2dB, 15:+2dB]
8
8
3
SCOL
SUB color[0:-2dB, 15:+2dB]
3
3
4
SHUE
SUB hue[0:-8.8deg, 15:+8.8deg]
10
3
5
YDLY
Y/C delay[0:Ref, 1:30ns Y-delay, 2:60ns, 3:100ns]
0
0
The Following Data Depends on Signal Input
RF
CV
V5
YC
6
SHAP
Sharpness[0:-3dB, 15:+3dB]
2
2
7
2
7
SHF0
Sharpness F0[0:2.5MHz, 1:3.0MHz, 2:3.5MHz, 3:4.0MHz]
0
0
3
0
8
PREO
Pre.-Over ratio[0: 1.5:1, 1: 1:1, 2: 1:1.5, 3: 1:2]
3
3
1
3
The Following Data Depends on Signal Input
RF
CV
YC
9
BPF0
Chroma BPF F0[0:fsc, 1:fsc+400k, 2:fsc+800k, 3:fsc+1.2M]
0
0
0
10
BPFQ
Chroma BPF Q[0:2.0, 1:1.5, 2:1.2, 3:1.0]
3
3
3
11
BPSW
Chroma BPF On/Off[0:Off, 1:On]
1
1
1
12
TRAP
Chroma trap on Y On/off[0:Off, 1:On]
0
0
0
The Following Data Depends on Signal Input
DRC
VDO
13
LPF
Output LPF(YCbCr) [0:On, 1:Off(through)]
1
0
ITEM
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