Panasonic PT-RQ32K Service Manual ▷ View online
DIA-5
SCHEMATIC DIAGRAMS
< RQ32K >
1. 4. System Control Block Diagram (G-PCB/J-PCB)
G15
R2
CIRCUIT
INTAKE 1
FAN
IC1001
FRONT
DC-DC
MOTOR
DRIVER
MOTOR
DRIVER
MOTOR
DRIVER
MOTOR
DRIVER
D-P.C.B.(D3) LD1-B C
on
tro
l
D-P.C.B.(D3) LD2-B C
on
tro
l
D-P.C.B.(D3) LD1-S C
on
tro
l
D-P.C.B.(D3) LD2-S C
on
tro
l
G8
RM3
RM2
RM4
RM7
RM1
G37
RM11
FO
C
U
S
_A
FO
C
U
S
_B
V
_A
V
_B
H
_A
H
_B
ZOO
M_A
ZOO
M_B
ZOO
M +
ZOO
M -
LENS_SELECT
LENS_SELECT
LENS SCL/SDA
FA
N
S
EN
S
E
FA
N
S
EN
S
E
FA
N
S
EN
S
E
FA
NPW
M
FA
N
S
EN
S
E
FA
NPW
M
FA
NPW
M
FA
NPW
M
PW1_CLK/PW1_EN/PW1_FGS/PW1_LOCK
PW1_CLK/PW1_EN/PW1_FGS/PW1_LOCK
RAD_IN1-6_FANSENS
FANSENS
FANSENS
LDPUMP1_SENS
LDPUMP2_SENS
LDPUMP3_SENS
LDPUMP4_SENS
RAD_IN1-6_FANPWM
+12V_A
+12V_B
+12V_B
PW2_CLK/PW2_EN/PW2_FGS/PW2_LOCK
PW2_CLK/PW2_EN/PW2_FGS/PW2_LOCK
RT1
G8
R
EA
R
_R
E
M
O
TE
R
E
M
O
TE
SERIAL IN
PARALLE OUT
DRIVER
DATA
CLOCK
LCK
R1
G17
FA
N
S
EN
S
E
COLOR
PRISM2
FAN
COLOR
PRISM3
FAN
RADIATOR FANS (F)
PW 1
(Lower)
DMD-B
DMD-R
DMD-G
LIQUID COOLING PUMP
LD2-S TEMP
SENSOR
PW 2
(Upper)
EXHAUST3
FAN
EXHAUST4
FAN
WOBBLING UNIT
DMD TEMP
SENSOR
2
1
4
3
6
5
DC-DC
DC-DC
G21
G35
IC1501
IC6511
IC6539
8
DAC0_SDO/DAC_SLD
DAC0_SCLK/DAC_SDI
3D_SYNC1_I/3D_SYNC1_O/3D_SYNC2
LD1B_ON_FP
TEMP_INTAKE
FILTER_SW
FILTER_SW
TEMP_COLOR
AIRFLOW_SENS
LD2B_ON_FP
FANEN
6
6
5
2
2
G27
19
4
IC6527
IC6523
IC6526
IC6524
G24
G5
40
10
10
4
2
8
G1
16
CPU_BLST1
3
8
DP
-P
.C.B (DP2)
Direct connector
PB-P.C.B (PB5)
to VM-P.C.B
to V2-P.C.B
to V1-P.C.B
to V1-P.C.B
VM-P.C.B
V2-P.C.B
V1-P.C.B
V1-P.C.B
(Lower)
(Signal block side)
(Radiator side)
(Upper)
R8_SSCK/R8_SCS/R8_SSO
AIRFLOW_SENS
TEMP_ACF
SCL/SDA
R8_SSI
4
3
RM5
S
HU
TT
E
R
1
S
HU
TT
E
R
2
CPU_BLST1
TEMP
LED
D/A
CONVERTER
DC-DC
G26
IC6519
DC-DC
G25
IC6535
IC6540
RM-P.C.B
G-P.C.B
RF-P.C.B
RP-P.C.B
RT-P.C.B
RR-P.C.B
R-P.C.B
SCASE1_FANSENS
FA
N
S
EN
S
E
SCASE2_FANSENS
G18
DC-DC
G22
IC6538
LENS_SW
LENS_SW
ENGIN2_FANSENS
ENGIN1_FANSENS
PRSM2_FANSENS
PRSM3_FANSENS
FA
N
EN
FANCON
PRSM2_FANCON
PRSM3_FANCON
FANEN_ENGEX
FANEN_PW
COLOR_SCL/SDA
SCL/SDA
COLOR_SCL/SDA
POSDET_1
POSDET_2
POSDET_3
SDA/
SCL
POSDET_4
FANEN_PRSM2
FANEN_PRSM3
FANEN_DMDPUMP
DMDPUMPB_CON
DMDPUMPB_SENS
DMDPUMPG_SENS
DMDPUMPR_SENS
DMDPUMPG_CON
DMDPUMPR_CON
SCASE1_FANCON
FANEN_DMDPUMP
FANEN_DMDPUMP
FANEN_SCASE
SCASE2_FANCON
DC-DC
IC6508
FANEN_SCASE
DC-DC
IC6544
ENGIN2_FANCON
FANEN_ENGIN
DC-DC
IC6545
ENGIN1_FANCON
FANEN_ENGIN
DC-DC
IC6520
FANEN_PRSM4
PRSM4_FANPWM
FANSENS
FANSENS
PRSM1_FANSENS
PRSM4_FANSENS
FA
N
S
EN
S
E
6
11
VCC_PUMPS2
VCC_PUMPB2
VCC_PUMPS1
VCC_PUMPB1
+12V_ENGEX
+12V_ENGEX
+12V_PWFAN
+12V_PWFAN
G4
G7
G6
LD1B_ON
LD1S_ON
LD2B_ON
LD2S_ON
V_SHIFT
MOTOR
FOCUS
MOTOR
H_SHIFT
MOTOR
ZOOM MOTOR
(LENS)
MECHA
SHUTTER
TEM P_LD2-S
TEM P_LD2-B
RM13
RM10
RM4
FANEN
LED_CLOCK LED_LCK LED_DATA
REMOTE_IN_FR
FANCON
RF2
RF3
RF4
RF5
RF6
RF7
RF1
RT7
MOTOR
DRIVER
MOTOR
DRIVER
RT4
RT3
3
4
4
6
3
6
6
RR9
RR10
RR1
8 FANCON
DC-DC
OPAMP
DC-DC
DC-DC
DC-DC
IC6517
IC6546
Fixed value
Fixed value
IC6513
IC6509
IC6547
IC6521
DC-DC
AND
AND
IC6530
IC6531
FPGA6
IC6522
4
2
LD1S_ON_FP
LD2S_ON_FP
LD2S_ON_FP
10
10
M3-P.C.B
PD-P.C.B
RM8
PD3
PD4
PRESSURE
SENSOR
INTAKE TEMP
SENSOR
M1-P.C.B
RE-P.C.B
M11
M2-P.C.B
M21
F-P.C.B
F1
AIRFLOW
SENSOR
FILTER
DETECT
P
P
P
M
MF
INTAKE2
FAN
INTAKE1
FAN
COLOR
PRISM1
FAN
RE3
COLOR
PRISM4
FAN
CIRCUIT
INTAKE 2
FAN
M
MV
M
MH
TEMP_COLOR
M31
SN1401
COLOR
SENSOR
M
G2
+16V_A
+16V_B
+16V_C
S1
J2
R
8_
K
E
Y
1
UART_R8-X2
IR_REAR,IR_FRONT
UART_232C-HDBT
UART_232COUT-X2
UART_232CIN-X2
R
8_
K
E
Y
2
R
8_
K
E
Y
3
2
2
7
2
8
2
2
2
2
2
2
3
STB_ON
R8_SSCK/R8_SCS/R8_SSO
R8_SSI
TEMP_ACF
WI
RED RC DETECT
EXT_3DSYNCDIR
3D_SYNC2
3D_SYNC1_O
3D_SYNC1_I
3D_SYNC1_I
SUB CPU
IC6118
6
7SEG LED
Operation SW
D
A
TA
C
LK
LC
K
P/S
CONVERT
IC6124
S-P.C.B
J-P.C.B
SERIAL-OUT
SERIAL-IN
REMOTE2 IN
3D SYNC 1 IN/OUT
3D SYNC 2 OUT
DC OUT 1
DC OUT 2
REMOTE1 OUT
REMOTE1 IN
AC100/200
+5VSTB
x 17
SW
IC6129
SW
IC6128
AND
IC6122
SW
IC6127
IC
6121
RS-232C
RECEIVER/
DRIVER
IC6123
BUFFER
BUFFER
J1
G28
J3
LED_CLOCK LED_LCK LED_DATA
REMOTE_IN_FR
PB-P.C.B (PB4)
MA-P.C.B
(MA3)
A-P.C.B
(MAIN UPU)
U_R8_P_TXD U_R8_P_RXD
U_R8_P_TXD U_R8_P_RXD
LOWB_ON
PWR_DOWN
PWR_DOWN
AC_OFF_ECOSTB
AC_OFF_ECOSTB
STB_ON
AC100/200
AC100/200
J4
+3.3VECO
STB5V_USB2
STB5V_USB1
+3.3VSTB
+5V
R3
R4
FP5<=>FPGA6 GPI00,GPI01,VSYNC,LAMPSYNC
CPLD4 <--> FPGA6 RXD,TXD,CCLK,CONFIG
G30
G31
G32
G34
DRIVER
IC6561
DRIVER
IC6562
DRIVER
IC6563
DRIVER
IC6546
VCM CPU
IC6559
3
2
2
2
2
3
3
3
MCLR,EMUD,EMUC,RXD,TXD,SYNCIN
S2
SL1
SL2
TL1
LED
LED
LED
SL-P.C.B
TL-P.C.B
PB-P.C.B (PB6)
J5
CURRENT
LIMIT
CURRENT
LIMIT
MOTOR
DRIVER
IC6553
RM6
F_
SW
V
_SW
H
_SW
3
POSITION
SWITCH
V- SW
F- SW
H- SW
LENS
DETECT
LENS
DETECT
RM9
RD1
G16
RE1
RE2
DC-DC
IC6536
FANEN_PRSM1
PRSM1_FANCON
IC6125
IC6130
IC6131
IC6126
IC6134
IC6132
CIRCUIT INTAKE
TEMP SENSOR
M1-P.C.B
M11
AND
IC6548
AND
IC6549
LENS SCL/SDA
EXHAUST2
FAN
EXHAUST1
FAN
BF-P.C.B
FANSENSE
BF4
BF3
BR1
INTAKE TEMP
SENSOR
M1-P.C.B
M11
BR-P.C.B
BR1
REAR_REMOTE
LD DRIVER2
FAN
LD DRIVER1
FAN
RR7
RR8
FANEN_EX
FANEN
Fixed value
+12V_FAN_EX4
+12V_FAN_EX3
DC-DC
IC1803
Fixed value
EX4_FANPWM
EX3_FANPWM
EX3_FANPWM
EX4_FANSENS
EX3_FANSENS
EX2_FANSENS
EX1_FANPWM
EX2_FANPWM
EX1_FANSENS
LDDRV1_FANSENS
LDDRV2_FANSENS
Fixed value
DC-DC
IC1804
+12N_RADIN
DC-DC
IC1805
FANEN_LDDRV
LDDRV1_FANCON
LDDRV2_FANCON
+12N_RADIN
DC-DC
IC1806
IC6542
DAC1_SDO/DAC_SLD
DAC1_SCLK/DAC_SDI
4
D/A
CONVERTER
IC6543
RR3
FANEN_EX
+12V_FAN_EX2
+12V_FAN_EX1
+12V_FAN_EX1
Fixed value
DC-DC
IC1802
DC-DC
IC1801
M11
BR1
PW2 FAN
PW1 FAN
RT9
RT8
PW2_FANSENS
'PW1_FANPWM
'PW2_FANPWM
PW1_FANSENS
EXHAUST
ENGINE1
EXHAUST
ENGINE2
RT6
RT5
ENGEX2_FANSENS
EMGEX1_FANPWM
EMGEX2_FANPWM
ENGEX1_FANSENS
RP1
RP3
RP4
RAD_IN7-11_FANSENS
RAD_IN7-11_FANPWM
FANPW
M
FANPW
M
+12V_C
+12V_B
+12V_B
RADIATOR FANS (R)
8
7
10
9
12
11
RF-P.C.B
RF2
RF3
RF4
RF5
RF6
RF7
RF1
FA
NEN_RAD
TEM P_LD2-B
FA
NEN_RAD
LD1-B
LD1-S
LD2-B
LIQUID COOLING PUMP
RP7
RP5
RP6
P
P
P
LD2-S
RP8
P
Fixed value
+12V_A
+12V_B
+12V_C
Fixed value
Fixed value
DC-DC
DC-DC
IC1702
DC-DC
IC1702
IC1701
LD2-B TEMP
SENSOR
RP9
G10
FANEN_LDPUM
LDPUMP1B_CON
LDPUMP1S_CON
LDPUMP2B_CON
LDPUMP2S_CON
FANEN_LDPUM
FANEN_LDPUM
FANEN_LDPUM
DC-DC
IC6537
2
2
6
4
4
2
2
12
12
12
12
12
4
IC1102
IC1101
G11
RP2
+16V_A
+16V_1
+16V_2
G13
RT2
+16V_A
+16V_PW1
+16V_PW2
G15
+16V_C
RR2
+16V_EXA
+16V_EXB
+16V_EXC
DIA-6
SCHEMATIC DIAGRAMS
< RQ32K >
1. 5. Signal Block Diagram (A-PCB/MA-PCB)
IC3501
CPU & IP/SCALER
(Master)
SCALING
3D NR
IP (SD/HD)
PICTURE ADJ
・BRIGHTNESS
・CONTRAST
・COLOR
・TINT
・SHARPNESS
(PICTURE POSITION ADJ)
CPU
IC3201
CPU & IP/SCALER
(Slave)
SCALING
3D NR
IP (SD/HD)
PICTURE ADJ
・BRIGHTNESS
・CONTRAST
・COLOR
・TINT
・SHARPNESS
Clock Gen.
X3501
IC2601
FPGA2
IC3901,IC3921,
IC3941,IC3961
DDR3 SDRAM
IC3711
SLOT 1
SLOT 2
IC3716
128M FLASH
MAIN SOFT
IC3721
SDRAM
22
INPUT SELECT
APL DET. (IRIS/AI)
PICTURE POSITION ADJ
(H-SHIFT)
SDI RECEIVER
(GTP TRANSCEIVER)
・SDI DECODE
TEST PATTERN
33CPUSDA1
33CPUSCL1
(35.455MHz)
Clock Gen.
X2403
(148.500MHz)
SL1_Aurora1
PWR_DOWN
PWR_DOWN
POWERGOOD
POWERGOOD2
LVDS
LVDS
LVDS
LVDS
FM_BOOT_HOLD
PWR_DOWN
SL2_Aurora1
SL2_Aurora2
SL1_Aurora2
SL1_Aurora1
SL1_Aurora2
SL1_LVDS1
SL1_LVDS2
SL1_LVDS1
SL1_LVDS2
SL2_LVDS2
SL2_Aurora1
SL2_Aurora2
SL2_LVDS2
SL2_LVDS1
SL2_LVDS1
IC3712
EEPROM
EEPROM
A1
22
Clock Gen.
X3201
(35.455MHz)
IC3786
AND
34
34
4
18
34
34
To PB-P.C.Board (PB4)
To DG-P.C.Board (DG2)
To DG-P.C.Board (DG3)
To J-P.C.Board (J3)
+3.3V STB
+5V STB
+16V
+16V_FPGA
+16V_SL1
+16V_SL2
+16V_SL2
A-P.C.Board
MA-P.C.Board
MA1
MA3
MA2
MA5
MA4
A5
A4
SDI-IN1
SDI
JK2701
SDI-IN2
IC2702
SID
IC2701
SID
SDI
JK2702
SDI-IN3
SDI
JK2703
SDI-IN4
IC2704
SID
EQUALIZER
IC2703
SID
SDI
JK2704
LAN/
DIGITAL LINK
SPI
TMDS
FPGA CONFIG
DATA TX/RX
LVDS
MII
LVDS
IC2001
IC2801
HD BaseT
TRANSMITTER
/RECEIVER
IC2412
GPLD-A
Microcomputer -FPGA
Communication relay
IC2081
EEPROM
JK2001
8
8
T2001
TRANS
IC2413
FLASHROM
HDCP Key
EEPROM
EDID control
HDMI RxD
IC2602,IC2603,
IC2604,IC2605
DDR3 SDRAM
EQUALIZER
EQUALIZER
EQUALIZER
IC3401,IC3421,
IC3441,IC3461
DDR3 SDRAM
A2
A3
DIA-7
SCHEMATIC DIAGRAMS
< RQ32K >
1. 6. Signal Block Diagram (DG-PCB/DF-PCB)
FPGA3
LVDS 22pair
RGB/H/V/ACT/CLK
LVDS 24pair
RGB/H/V/ACT/CLK
LVDS 12pair
H/V/CLK
X4201
20MHz
132MHz
132MHz
132MHz
IC4201
IC4502/IC4503
DDR3 SDRAM
IC4504
DDR3 SDRAM
IC4702/IC4703
DDR3 SDRAM
IC4704
DDR3 SDRAM
CPLD2-->FPGA3 CONFIG
FPGA3-->WARP
CPLD2-->FPGA3 LVDS I/F
CPLD1-->CPLD2 IIC
CPLD2-->CPLD3 IIC
CPLD2-->CPLD3 LVDS I/F
CPLD2-->CPLD3 IIC
CPLD2-->CPLD3 LVDS I/F
CPLD2-->CPLD3 IIC
CPLD2-->CPLD3 LVDS I/F
CPLD1-->CPLD2 LVDS I/F
To A-P.C.B
(A2)
To A-P.C.B
(A3)
PICTURE CONTROL
・
APL DET
・
SIGNAL AI
・
HV ENHANCER
・
SYSTEM DLV
・
EDGE BLENDING
・
UNIFORMITY
・
COLOR MATCHING
・
CURSOR DISPLAY
・
WAVEFORM MONITOR
DG-P.C.B
X4202
X4203
X4204
CPLD2
・
FPGA3, WARP P-on control
・
FPGA3 control
IC4401
FLASH ROM
IC4402
IC4205, IC4206, IC4207
IC4208, IC4209
DDR3 SDRAM
DG3
DG2
DG1
WARP
IC4501
WARP
IC4701
LVDS 12pair
AURORA 4pair
PWRGOOD/BUSY/BOOT_HOLD
INT/PROTECT
IIC_POWER/IIC_STB
CLK 1pair, SYNC3
RST, etc
4
PWRGOOD/BUSY/BOOT_HOLD
INT/PROTECT
IIC_POWER/IIC_STB
AURORA 4pair
CLK 1pair, SYNC3
RST, etc
4
LVDS 12pair
LVDS 12pair
X5004
20MHz
132MHz
132MHz
132MHz
IC5502/IC5503
DDR3 SDRAM
IC5602/IC5603
DDR3 SDRAM
CPLD3-->FPGA4 CONFIG
FPGA4-->FRC
CLK to FRC#0/#1/#2/#3
H/V
CLK
EXBUS
CPLD3-->FPGA4 LVDS I/F
CPLD3-->CPLD4 IIC
CPLD3-->CPLD4 LVDS I/F
To PB-P.C.B
(PB4)
DF-P.C.B
X5001
X5002
X5003
CPLD3
・
FPGA4, FRC P-on control
・
FPGA4 control
IC5201
FLASH ROM
IC5202
IC5011, IC5021,
IC5031, IC5041
DDR3 SDRAM
DF1
DF3
To DP-P.C.B
(DP1)
DF2
FRC#1
IC5501
FRC#0
IC5401
FRC#2
IC5601
FRC#2
IC5701
LVDS 12pair
LVDS 12pair
IC5402/IC5403
DDR3 SDRAM
IC5702/IC5703
DDR3 SDRAM
AURORA 4pair
PWRGOOD/BUSY/BOOT_HOLD
INT/PROTECT
IIC_POWER/IIC_STB
CLK 1pair, SYNC3
RST, etc
4
AURORA 4pair
CLK 1pair, SYNC3
RST, etc
4
FPGA4
IC5001
IMAGE CONTROL
・
4K --> 5K CONVERSION
LVDS 12pair
+16V_DG1
+16V_DG2
+16V_DP1
+16V_DP2
+16V_DF1
+16V_DF2
LVDS 12pair
LVDS 12pair
LVDS 12pair
CLK
CLK
CLK
1
3
5
7
9
11
DF2
DIA-8
SCHEMATIC DIAGRAMS
< RQ32K >
1. 7. Signal Block Diagram (DP-PCB/FM-PCB)
FPGA5A
X7001
X7002
X7003
FLASH ROM
IC7031
CONTROL SOURCE
CONTROL SOURCE
CONTROL SOURCE
IC7025
IC4001 DMD
WQXGA
2560 x 1600
FPGA CONFIG
FORMATTER
(GREEN MASTER)
IC7000
・
UNIFORMITY
・
COLOR MATCHING
・
BRIGHTNESS CONTROL
・
SHUTTER EFFECT
・
FORMATTER
(LEFT HALF)
・
GAMMA
9
CPLD4
・
FPGA5, 6
Power-on control
・
・
FPGA5, 6 clock
IC7001
FLASH ROM
IC7002
FPGA5B
IC7077
・
UNIFORMITY
・
COLOR MATCHING
・
BRIGHTNESS CONTROL
・
SHUTTER EFFECT
To DF-P.C.B
(DF2)
To G-P.C.B
(G1)
PWRGOOD/BUSY
PWRGOOD/POSENSE
LAMP_SYNC
12
FM_BOOT_HOLD
<FM_BOOT_HOLD>
<FM_BOOT_HOLD>
INT/PROTECT
IIC_POWER/IIC_STB
DP1
DP2
FPGA CONFIG
9
IC7026, IC7027,
IC7028
DDR3 SDRAM
X7004
X7005
AURORA 4pair
CLK 1pair, SYNC3
LVDS 24pair +2
LVDS 12pair +2
LVDS 12pair
120Hz
240Hz
LVDS 24pair
FM_BUSY, RST, etc
4
AURORA 4pair
CLK 1pair, SYNC3
FM_BUSY, RST, etc
4
CPLD3-->CPLD4 IIC
CPLD3-->CPLD4 LVDS I/F
CPLD3-->CPLD4 LVDS I/F
FLASH ROM
IC7036
FORMATTER
(GREEN SLAVE)
IC7011
・
FORMATTER
(RIGHT HALF)
・
GAMMA
FLASH ROM
IC7041
FORMATTER
(RED MASTER)
IC7048
・
FORMATTER
(LEFT HALF)
・
GAMMA
FLASH ROM
IC7046
FORMATTER
(RED SLAVE)
IC7050
・
FORMATTER
(RIGHT HALF)
・
GAMMA
FLASH ROM
IC7053
FORMATTER
(BLUE MASTER)
IC7061
・
FORMATTER
(LEFT HALF)
・
GAMMA
FLASH ROM
IC7058
FORMATTER
(GBLUE SLAVE)
IC7063
・
FORMATTER
(RIGHT HALF)
・
GAMMA
Odd Even 1, 2 40
H/V/ACT/CL 5
CLK, etc
<--> IIC Bus
Odd Even 1, 2 40
H/V/ACT/CL 5
CLK, etc
<--> IIC Bus
Odd Even 1, 2 40
H/V/ACT/CL 5
CLK, etc
<--> IIC Bus
IIC Bus
IIC Bus
IIC Bus
Odd Even 1, 2 40
H/V/ACT/CL 5
CLK, etc
<--> IIC Bus
Odd Even 1, 2 40
H/V/ACT/CL 5
CLK, etc
<--> IIC Bus
Odd Even 1, 2 40
H/V/ACT/CL 5
CLK, etc
<--> IIC Bus
<FM_BOOT_HOLD>
<FM_BOOT_HOLD>
<FM_BOOT_HOLD>
<FM_BOOT_HOLD>
<FM_BOOT_HOLD>
DP8
DP9
DP10
DP11
DP13
DP14
DP15
DP16
DP18
DP19
DP20
DP21
FM1
FM2
FM3
FM4
FM1
FM2
FM3
FM4
FM1
FM2
FM3
FM4
50
50
50
20
50
50
50
20
50
50
50
12
LVDS 24pair +2
LVDS 12pair +2
LVDS 12pair
LVDS 24pair
12
LVDS 24pair +2
LVDS 12pair +2
LVDS 12pair
LVDS 24pair
20
50
50
50
IC4001 DMD
WQXGA
2560 x 1600
20
50
50
50
IC4001 DMD
WQXGA
2560 x 1600
20
50
50
50
FM-P.C.B (G)
FM-P.C.B (R)
FM-P.C.B (B)
DP-P.C.B
Click on the first or last page to see other PT-RQ32K service manuals if exist.